Product Description
High Quality Screw Air compressor
Our company specialize in making various kinds of compressors, such as:Diaphragm compressor,Piston compressor, screw Air compressor,Nitrogen generator,Oxygen generator ,Gas cylinder,etc. All products can be customized according to your parameters and other requirements
The CHINAMFG is a volume -type gas compression machine with a volume of work volume. The compression of the gas is achieved by changes in volume, and the change of the volume is to achieve a rotation movement in the case with a pair of rotor of the compressor.
Basic structure of the screw air compressor: In the body of the compressor, a pair of intertwined spiral rotors are parallel. Usually, there is a rotor with convex teeth outside the ball, which is called yang rotor or yang screw. The rotor with concave teeth in the festival is called a pussy rotor or yin screw. Generally, the yang rotor is connected to the original motivation. Axial force. The cylindrical roller bearing at both ends of the rotor enables the rotor to achieve radial positioning and is underneath the radial force in the compressor. At both ends of the compressor body, a certain shape and size of the pores are opened respectively. One is used for inhalation, which is called the air intake; the other is used for exhaust, called the exhaust port.
Customized is accepted , Pls provide the following information to us :
1.Working Pressure : ____ Bar
2.Rated Power : _____ KW/HP
Do you really choose the right Screw compressor?
About Power Saving
1. The annual electricity bill for purchasing a 37KW ordinary screw air compressor is
37KWx24hx365 days x1. 2 (electric fee) xO. 6 (loading)
Power consumption is as high as 233.3366 million!
Power saving after switching to permanent magnet variable frequency screw air compressor:
23. 3366×30% save electric fee 7. 00.98 million!
Advantages of screw air compressor :
01.Advanced Medium Voltage Dual Stage Mainframe
1. Two-stage integrated design, oil mist spray cooling is used between stages, which reduces the temperature of the air, and the compression process is close to the most energy-saving isothermal compression. In principle, two-stage compression saves 5%-8% of energy compared to single-machine compression ;
2. It is suitable for the compression ratio matching of medium voltage, the leakage in the main engine is small, and the volumetric efficiency is high;
3. The bearing adopts imported heavy-duty bearing, which makes the force of the rotor better; the two-stage rotors are driven by helical gears respectively, so that each stage of the rotor has the best linear speed;
4. The third-generation asymmetric rotor technology, the tooth surface is processed by the German KAPP rotor grinder, creating a high-precision rotor, which is the first guarantee for the high efficiency and stability of the host.
02.High efficiency permanent magnet synchronous motor
1. IP54 protection grade, which is more stable and reliable than IP23 in harsh environment;
2. Low temperature rise design, higher efficiency, and extended the service life of the motor;
3. Use ceramic plated bearings to completely eliminate the influence of shaft current on bearings;
4. It is made of rare earth permanent magnet materials, with large torque and small current during startup and operation;
5. With reasonable magnetic field design and magnetic density distribution, the working frequency range of energy-saving motors is wider and the operating noise is low;
6. Cooperating with the operation of the frequency converter, the frequency conversion soft start is realized, which avoids the strong mechanical impact of the machine and equipment when the motor is started at full pressure, and is conducive
to protecting the mechanical equipment, reducing equipment maintenance and improving the reliability of the equipment.
03. Special valve group
1. Intake valve: It adopts a special normally closed butterfly valve for medium voltage, with a non-return function, stable operation, high precision of air volume control, built-in noise reduction design, low cavitation noise and long service life;
2. Minimum pressure maintenance valve: special valve for medium voltage, high pressure resistance, high temperature resistance, accurate opening pressure, ensuring stable pressure in the barrel, ultra-fast return to seat, strong sealing, ensuring no backflow of gas, low pressure loss and high efficiency ;
3. Temperature control valve: The unit is equipped with a mixed-flow temperature control valve to ensure that the unit is more convenient to start in a low temperature environment, and to ensure the oil supply of the unit at any time; by controlling the oil supply temperature of the main engine to ensure that the unit is in the best performance state;
4. Oil cut-off valve: special normally closed valve for medium voltage, controlled by the exhaust pressure of the machine head. When starting up, the valve opens quickly to ensure that the compressor is lubricated and warmed up as soon as possible; when shutting down, the valve prevents oil from being ejected from the intake end.
4.Advanced and reliable electric control system
1. Large-size color LCD touch screen, with good man-machine communication interface, touch screen with anti-mistouch and sleep function;
2. It adopts double frequency conversion system, which is more energy-saving. The frequency converter and the motor are perfectly matched, and the low frequency and high torque can output 180% of the rated torque;
3. According to the characteristics of medium voltage, a special program is developed, with multiple pressure sensors and multiple temperature sensors, which can comprehensively detect the operating status of the unit, and automatically control the machine status without special care;
4. Configure the Internet of Things, you can check the operating status of the unit on the mobile phone;
5. Independent air duct design, suitable for various working conditions.
5.Silent centrifugal fan
1. Adopt centrifugal fan, brand-new separate radial cooling fan design, with special cooler, better cooling effect and more energy saving;
2. Compared with axial flow fans, centrifugal fans have higher wind pressure and lower noise;
3. Using variable frequency fan control, the oil temperature is constant, prolonging the service life of lubricating oil;
4. Due to the high wind pressure, the cooler and the filter are less likely to be blocked.
6..High quality triple filter
1. The filtration area of the air filter exceeds 150% of the normal requirement, the inlet pressure loss is low, and the energy efficiency is good;2. The oil filter adopts a full-flow built-in pressure-bearing oil filter suitable for medium voltage conditions. The rated processing capacity of the oil filter is 1.3 times the circulating oil volume. The imported filter material and the design scheme of large margin are selected, which has high filtration precision and good durability.
3. The oil is divided into special customized oil, which is designed and developed for medium-pressure working conditions, with wide applicable pressure range, good separation effect and low operating pressure loss; imported glass fiber material is selected;
4. The design of the 3 filter positions is reasonable, the maintenance is convenient, and the downtime is reduced.
High quality and efficient coupling
1. The coupling is a torsional elastic coupling with a failure protection function, which can effectively damp and reduce the vibration and impact generated during operation;
2. The elastic body is only under pressure and can bear a larger load, and the drum-shaped teeth of the elastic body can avoid stress concentration.
Main Parameter
| Technical parameters of oil-free water-lubricated permanent magnet variable frequency screw compressor | ||||||||||||
| HYW-G | Working pressure | Exhaust volume | Power | Noise | Air outlet pipe diameter | Net weight | Dimensions(mm) | |||||
| Water lubricated series | bar | psig | (m3/min) | cfm | kW | hp | dB | kg | Length | Width | Height | |
| HYWV-7G | 7 | 102 | 0.7-1.2 | 24.7-42.4 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 |
| 8 | 116 | 0.6-1.1 | 21.2-38.8 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| 10 | 145 | 0.5-0.9 | 17.7-31.8 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| HYWV-11G | 7 | 102 | 1.0-1.6 | 35.3-56.5 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 |
| 8 | 116 | 0.9-1.5 | 31.8-53 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| 10 | 145 | 0.7-1.3 | 24.7-45.9 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| HYWV-15G | 7 | 102 | 1.1-2 | 38.8-71 | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 |
| 8 | 116 | 1-1.9 | 35.4-67.3 | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 | |
| 10 | 145 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 | |
| HYWV-15G | 7 | 102 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 |
| 8 | 116 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 | |
| 10 | 145 | 0.9-1.6 | 31.8-56.6 | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 | |
| HYWV-18.5G | 7 | 102 | 1.8-3.1 | 63.6-109.5 | 18.5 | 25 | 61 ±3 | G1″ | 600 | 1400 | 1000 | 1200 |
| 8 | 116 | 1.6-2.8 | 56.5-98.9 | 18.5 | 25 | 61 ±3 | G1″ | 600 | 1400 | 1000 | 1200 | |
| 10 | 145 | 1.5-2.5 | 53-88.3 | 18.5 | 25 | 61±3 | G1″ | 600 | 1400 | 1000 | 1200 | |
| HYWV-22G | 7 | 102 | 2.2-3.7 | 77.7-130.7 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 |
| 8 | 116 | 2.0-3.4 | 70.6-120.1 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 | |
| 10 | 145 | 1.8-3.0 | 63.6-105.9 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 | |
| HYWV-30G | 7 | 102 | 3.1-5.2 | 109.5-183.6 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 |
| 8 | 116 | 2.8-4.7 | 98.9-166 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 | |
| 10 | 145 | 2.5-4.3 | 88.3-151.9 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 | |
| HYWV-37G | 7 | 102 | 3.6-6.1 | 127.1-215.4 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 |
| 8 | 116 | 3.3-5.6 | 116.5-197.8 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 | |
| 10 | 145 | 3.0-5.0 | 105.9-176.6 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 | |
| HYWV-45G | 7 | 102 | 4.5-7.5 | 158.9-264.9 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 |
| 8 | 116 | 4.0-6.8 | 141.3-240.1 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 | |
| 10 | 145 | 3.6-6.0 | 127.1-211.9 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 | |
| HYWV-55G | 7 | 102 | 6.0-10.0 | 211.9-353.1 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 |
| 8 | 116 | 5.4-9.0 | 191-317.8 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 | |
| 10 | 145 | 4.6-7.8 | 162.4-275.5 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 | |
| HYWV-75G | 7 | 102 | 7.8-13.0 | 275.5-459.1 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 |
| 8 | 116 | 7.2-12.0 | 254.3-423.8 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 | |
| 10 | 145 | 6.0-10.0 | 211.9-353.1 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 | |
| HYWV-90G | 7 | 102 | 9.3-15.5 | 328.4-547.4 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 |
| 8 | 116 | 8.4-14.0 | 296.6-494.4 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 | |
| 10 | 145 | 7.5-12.5 | 264.9-414 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 | |
| HYWV-110G | 7 | 102 | 12.0-20.0 | 423.8-706.3 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 |
| 8 | 116 | 10.8-18.0 | 381.4-635.7 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 | |
| 10 | 145 | 9.6-16.0 | 339-565 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 | |
| HYWV-132G | 7 | 102 | 15.0-25.0 | 527.9-882.9 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 |
| 8 | 116 | 13.8-23.0 | 487.3-812.2 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 | |
| 10 | 145 | 12.0-20.0 | 423.8-706.3 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 | |
| HYWV-160G | 7 | 102 | 16.2-27.0 | 572.1-953.5 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 |
| 8 | 116 | 15.3-25.5 | 540.3-900.5 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| 10 | 145 | 14.4-24.0 | 508.5-847.6 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| HYWV-185G | 7 | 102 | 18.0-30.0 | 635.7-1059.4 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 |
| 8 | 116 | 16.8-28.0 | 593.3-988.8 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| 10 | 145 | 15.0-25.0 | 529.7-882.9 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| HYWV-200G | 7 | 102 | 21.6-36.0 | 762.8-1271.3 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 |
| 8 | 116 | 19.8-33.0 | 699.2-1165.4 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 | |
| 10 | 145 | 16.2-27.0 | 572.1-953.5 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 | |
| HYWV-250G | 7 | 102 | 25.8-43.0 | 911.1-1518.5 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 |
| 8 | 116 | 24.6-41.0 | 868.7-1447.9 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 | |
| 10 | 145 | 22.8-38.0 | 805.2-1342 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 | |
Workshop of natural gas compressor
Our products
Our Certificate : CE and ISO certification
Our exhibition for the gas compressor
Our Service for diaphragm compressor :
1.Service time : 24*7 Hours
2.Customized Service
3.Perfect pre-sale,sale,after-sales service
4.FAT
5.Onsite commissioning Service
6.18 months warranty period
FAQ :
Q1.How about your after-sales service?
A: 1. Provide customers with intallation and commissioning online instructions.
2. Well-trained engineers available to overseas after-sales service.
Q2.What’s payment term?
A: T/T, L/C, D/P, Western Union, Trade Assurance and etc. Also we could accept USD, RMB, GBP, Euro and other currency.
Q3 : How long is your air compressor warranty?
A: Usually 1 year /12 Months for whole compressor machine, 2years/24months for air end (except maintenance spare parts.). And we can provide further warranty if necessary. /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 18 Months |
|---|---|
| Warranty: | 18 Months |
| Lubrication Style: | Oil-free |
| Customization: |
Available
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| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
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|---|---|
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Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What Industries Commonly Use Water-Lubricated Air Compressors?
Water-lubricated air compressors find applications in various industries where specific operating conditions or regulatory requirements make them a preferred choice. Here are some industries that commonly utilize water-lubricated air compressors:
- Food and Beverage: Water-lubricated compressors are often used in the food and beverage industry due to their ability to provide clean, oil-free compressed air. Compressed air is widely used in food processing and packaging applications, such as pneumatic conveying, product mixing, bottle blowing, and food packaging. Water-lubricated compressors help maintain product purity, prevent oil contamination, and comply with stringent food safety standards.
- Pharmaceutical and Healthcare: The pharmaceutical and healthcare industries have strict requirements for compressed air quality, especially in applications where compressed air comes into direct contact with pharmaceutical products or is used in critical medical equipment. Water-lubricated compressors offer a viable solution by providing lubrication without the risk of oil contamination. They are commonly used for processes such as air agitation, medical device manufacturing, and laboratory applications.
- Electronics and Semiconductors: In electronics and semiconductor manufacturing, where sensitive components and cleanroom environments are involved, oil-free compressed air is essential. Water-lubricated compressors can provide the required level of air purity without introducing oil particles or vapors that could contaminate the electronics or semiconductor production processes. They are used in applications such as chip manufacturing, circuit board assembly, and cleanroom air supply.
- Textile and Garment: Water-lubricated compressors are utilized in the textile and garment industry, where the presence of oil can negatively impact the quality and appearance of fabrics or garments. Compressed air is widely used in textile machinery for tasks such as spinning, weaving, and air jet looms. Water-lubricated compressors ensure oil-free air supply, preventing oil stains or contamination that could affect the final textile or garment products.
- Environmental and Wastewater Treatment: Water-lubricated compressors are also employed in environmental and wastewater treatment applications. These compressors help supply air for aeration processes in wastewater treatment plants, where air is introduced into the treatment tanks to facilitate the growth of beneficial bacteria for biological treatment. Water-lubricated compressors provide oil-free compressed air, ensuring the purity and effectiveness of the treatment process.
While the industries mentioned above commonly use water-lubricated air compressors, it is important to note that these compressors may also find applications in other sectors where oil-free, contamination-free compressed air is required for specific processes or environmental considerations.
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How Do You Troubleshoot Common Problems with Water-Lubrication Systems?
When encountering common problems with water-lubrication systems, it is essential to follow a systematic troubleshooting approach. Here’s a detailed explanation of the steps involved in troubleshooting common issues with water-lubrication systems:
Step 1: Identify the Problem:
The first step is to identify the specific problem or symptom that is affecting the water-lubrication system. Common problems may include inadequate lubrication, water leaks, abnormal noises, or reduced system performance. Understanding the specific issue will help in determining the appropriate troubleshooting steps.
Step 2: Check Water Supply:
Verify that there is a proper water supply to the system. Ensure that the water source is connected and flowing adequately. Check for any obstructions or restrictions in the water lines that may be affecting the water flow to the lubrication system.
Step 3: Inspect Water Filters and Strainers:
Water filters and strainers are used in water-lubrication systems to remove debris and impurities from the water. Inspect these filters and strainers for clogs or blockages that may be hindering the water flow. Clean or replace the filters as necessary to ensure proper water filtration.
Step 4: Verify Water Pressure:
Check the water pressure within the system to ensure it falls within the recommended range. Low water pressure can result in inadequate lubrication, while high water pressure can cause leaks or damage to the system. Use a pressure gauge to measure the water pressure and adjust it if necessary according to the manufacturer’s guidelines.
Step 5: Examine Water-Lubrication Components:
Closely inspect the various components of the water-lubrication system, including the water pump, distribution lines, lubrication points, and seals. Look for signs of wear, damage, or misalignment that may be contributing to the problem. Tighten loose connections and replace any damaged or worn-out components as needed.
Step 6: Check for Air in the System:
Air trapped within the water-lubrication system can affect its performance. Bleed the system to remove any trapped air. Follow the manufacturer’s instructions for bleeding air from the system, which typically involves opening specific valves or vents until a steady flow of water is achieved.
Step 7: Inspect Cooling Mechanisms:
Water-lubrication systems often incorporate cooling mechanisms, such as heat exchangers or radiators, to dissipate excess heat. Inspect these cooling components for blockages, corrosion, or leaks that may be compromising their effectiveness. Clean or repair the cooling mechanisms as necessary to ensure proper heat dissipation.
Step 8: Consult Manufacturer Documentation:
If the troubleshooting steps above do not resolve the problem, refer to the manufacturer’s documentation, such as the user manual or technical specifications. These resources may provide specific troubleshooting guidelines, diagnostics, or additional maintenance procedures for the water-lubrication system.
Step 9: Seek Professional Assistance:
If the problem persists or if the troubleshooting steps are beyond your expertise, it is advisable to seek professional assistance. Contact the manufacturer’s technical support or consult a qualified technician with experience in water-lubrication systems. They can provide expert guidance and assistance in resolving complex issues.
By following these troubleshooting steps, you can effectively identify and address common problems encountered in water-lubrication systems, ensuring optimal performance and reliability.
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What Maintenance Is Required for Water-Lubricated Air Compressors?
Maintaining water-lubricated air compressors involves several key maintenance tasks to ensure their optimal performance and longevity. Here are the maintenance requirements typically associated with water-lubricated air compressors:
- Regular water quality checks: It is essential to monitor the quality of the water used for lubrication in the compressor. Regular water analysis helps identify any potential contaminants, such as minerals or impurities, that may affect compressor performance or lead to corrosion. If necessary, appropriate water treatment measures should be taken to maintain the desired water quality.
- Drain and flush water systems: Periodically draining and flushing the water systems of the compressor helps remove any sediment, debris, or accumulated contaminants. This prevents blockages, maintains water flow, and ensures the cleanliness of the system.
- Inspect and clean filters: Filters in the water system, such as intake filters or water separation filters, should be inspected regularly and cleaned or replaced as needed. Clean filters help maintain proper water flow, prevent clogging, and protect internal components from damage or corrosion.
- Check for leaks: Regularly inspect the compressor system for any signs of water leaks. Leaks can lead to water loss, reduced lubrication performance, and potential damage to the compressor components. Any identified leaks should be promptly repaired to maintain the integrity of the system.
- Monitor and maintain proper water levels: Ensure that the water levels in the compressor are maintained within the recommended range. Low water levels can result in inadequate lubrication and increased friction, while high water levels may lead to excessive moisture in the system. Regularly check and adjust the water levels as necessary.
- Inspect and maintain cooling systems: Water-lubricated compressors often utilize water for cooling purposes. Inspect and maintain the cooling systems, such as heat exchangers or radiators, to ensure proper heat dissipation. Clean any accumulated debris or deposits that may impede cooling efficiency.
- Follow manufacturer guidelines: It is crucial to follow the manufacturer’s maintenance guidelines and recommendations specific to the water-lubricated air compressor model being used. These guidelines may include additional maintenance tasks or intervals that are necessary for optimal performance and warranty compliance.
Regular and proactive maintenance of water-lubricated air compressors helps ensure their reliable operation, extends their lifespan, and minimizes the risk of performance issues or component failures. It is advisable to consult the compressor’s documentation and seek guidance from the manufacturer or a qualified technician to establish a comprehensive maintenance routine specific to the equipment.


editor by CX 2024-02-13
China Good quality 30kw 40HP Hot Sale Oil Free Screw Air Compressor Direct Driven Rotary Industrial High Performance air compressor CHINAMFG freight
Product Description
High Quality Screw Air compressor
Our company specialize in making various kinds of compressors, such as:Diaphragm compressor,Piston compressor, screw Air compressor,Nitrogen generator,Oxygen generator ,Gas cylinder,etc. All products can be customized according to your parameters and other requirements
The CHINAMFG is a volume -type gas compression machine with a volume of work volume. The compression of the gas is achieved by changes in volume, and the change of the volume is to achieve a rotation movement in the case with a pair of rotor of the compressor.
Basic structure of the screw air compressor: In the body of the compressor, a pair of intertwined spiral rotors are parallel. Usually, there is a rotor with convex teeth outside the ball, which is called yang rotor or yang screw. The rotor with concave teeth in the festival is called a pussy rotor or yin screw. Generally, the yang rotor is connected to the original motivation. Axial force. The cylindrical roller bearing at both ends of the rotor enables the rotor to achieve radial positioning and is underneath the radial force in the compressor. At both ends of the compressor body, a certain shape and size of the pores are opened respectively. One is used for inhalation, which is called the air intake; the other is used for exhaust, called the exhaust port.
Customized is accepted , Pls provide the following information to us :
1.Working Pressure : ____ Bar
2.Rated Power : _____ KW/HP
Do you really choose the right Screw compressor?
About Power Saving
1. The annual electricity bill for purchasing a 37KW ordinary screw air compressor is
37KWx24hx365 days x1. 2 (electric fee) xO. 6 (loading)
Power consumption is as high as 233.3366 million!
Power saving after switching to permanent magnet variable frequency screw air compressor:
23. 3366×30% save electric fee 7. 00.98 million!
Advantages of screw air compressor :
01.Advanced Medium Voltage Dual Stage Mainframe
1. Two-stage integrated design, oil mist spray cooling is used between stages, which reduces the temperature of the air, and the compression process is close to the most energy-saving isothermal compression. In principle, two-stage compression saves 5%-8% of energy compared to single-machine compression ;
2. It is suitable for the compression ratio matching of medium voltage, the leakage in the main engine is small, and the volumetric efficiency is high;
3. The bearing adopts imported heavy-duty bearing, which makes the force of the rotor better; the two-stage rotors are driven by helical gears respectively, so that each stage of the rotor has the best linear speed;
4. The third-generation asymmetric rotor technology, the tooth surface is processed by the German KAPP rotor grinder, creating a high-precision rotor, which is the first guarantee for the high efficiency and stability of the host.
02.High efficiency permanent magnet synchronous motor
1. IP54 protection grade, which is more stable and reliable than IP23 in harsh environment;
2. Low temperature rise design, higher efficiency, and extended the service life of the motor;
3. Use ceramic plated bearings to completely eliminate the influence of shaft current on bearings;
4. It is made of rare earth permanent magnet materials, with large torque and small current during startup and operation;
5. With reasonable magnetic field design and magnetic density distribution, the working frequency range of energy-saving motors is wider and the operating noise is low;
6. Cooperating with the operation of the frequency converter, the frequency conversion soft start is realized, which avoids the strong mechanical impact of the machine and equipment when the motor is started at full pressure, and is conducive
to protecting the mechanical equipment, reducing equipment maintenance and improving the reliability of the equipment.
03. Special valve group
1. Intake valve: It adopts a special normally closed butterfly valve for medium voltage, with a non-return function, stable operation, high precision of air volume control, built-in noise reduction design, low cavitation noise and long service life;
2. Minimum pressure maintenance valve: special valve for medium voltage, high pressure resistance, high temperature resistance, accurate opening pressure, ensuring stable pressure in the barrel, ultra-fast return to seat, strong sealing, ensuring no backflow of gas, low pressure loss and high efficiency ;
3. Temperature control valve: The unit is equipped with a mixed-flow temperature control valve to ensure that the unit is more convenient to start in a low temperature environment, and to ensure the oil supply of the unit at any time; by controlling the oil supply temperature of the main engine to ensure that the unit is in the best performance state;
4. Oil cut-off valve: special normally closed valve for medium voltage, controlled by the exhaust pressure of the machine head. When starting up, the valve opens quickly to ensure that the compressor is lubricated and warmed up as soon as possible; when shutting down, the valve prevents oil from being ejected from the intake end.
4.Advanced and reliable electric control system
1. Large-size color LCD touch screen, with good man-machine communication interface, touch screen with anti-mistouch and sleep function;
2. It adopts double frequency conversion system, which is more energy-saving. The frequency converter and the motor are perfectly matched, and the low frequency and high torque can output 180% of the rated torque;
3. According to the characteristics of medium voltage, a special program is developed, with multiple pressure sensors and multiple temperature sensors, which can comprehensively detect the operating status of the unit, and automatically control the machine status without special care;
4. Configure the Internet of Things, you can check the operating status of the unit on the mobile phone;
5. Independent air duct design, suitable for various working conditions.
5.Silent centrifugal fan
1. Adopt centrifugal fan, brand-new separate radial cooling fan design, with special cooler, better cooling effect and more energy saving;
2. Compared with axial flow fans, centrifugal fans have higher wind pressure and lower noise;
3. Using variable frequency fan control, the oil temperature is constant, prolonging the service life of lubricating oil;
4. Due to the high wind pressure, the cooler and the filter are less likely to be blocked.
6..High quality triple filter
1. The filtration area of the air filter exceeds 150% of the normal requirement, the inlet pressure loss is low, and the energy efficiency is good;2. The oil filter adopts a full-flow built-in pressure-bearing oil filter suitable for medium voltage conditions. The rated processing capacity of the oil filter is 1.3 times the circulating oil volume. The imported filter material and the design scheme of large margin are selected, which has high filtration precision and good durability.
3. The oil is divided into special customized oil, which is designed and developed for medium-pressure working conditions, with wide applicable pressure range, good separation effect and low operating pressure loss; imported glass fiber material is selected;
4. The design of the 3 filter positions is reasonable, the maintenance is convenient, and the downtime is reduced.
High quality and efficient coupling
1. The coupling is a torsional elastic coupling with a failure protection function, which can effectively damp and reduce the vibration and impact generated during operation;
2. The elastic body is only under pressure and can bear a larger load, and the drum-shaped teeth of the elastic body can avoid stress concentration.
Main Parameter
| Technical parameters of oil-free water-lubricated permanent magnet variable frequency screw compressor | ||||||||||||
| HYW-G | Working pressure | Exhaust volume | Power | Noise | Air outlet pipe diameter | Net weight | Dimensions(mm) | |||||
| Water lubricated series | bar | psig | (m3/min) | cfm | kW | hp | dB | kg | Length | Width | Height | |
| HYWV-7G | 7 | 102 | 0.7-1.2 | 24.7-42.4 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 |
| 8 | 116 | 0.6-1.1 | 21.2-38.8 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| 10 | 145 | 0.5-0.9 | 17.7-31.8 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| HYWV-11G | 7 | 102 | 1.0-1.6 | 35.3-56.5 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 |
| 8 | 116 | 0.9-1.5 | 31.8-53 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| 10 | 145 | 0.7-1.3 | 24.7-45.9 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| HYWV-15G | 7 | 102 | 1.1-2 | 38.8-71 | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 |
| 8 | 116 | 1-1.9 | 35.4-67.3 | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 | |
| 10 | 145 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 | |
| HYWV-15G | 7 | 102 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 |
| 8 | 116 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 | |
| 10 | 145 | 0.9-1.6 | 31.8-56.6 | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 | |
| HYWV-18.5G | 7 | 102 | 1.8-3.1 | 63.6-109.5 | 18.5 | 25 | 61 ±3 | G1″ | 600 | 1400 | 1000 | 1200 |
| 8 | 116 | 1.6-2.8 | 56.5-98.9 | 18.5 | 25 | 61 ±3 | G1″ | 600 | 1400 | 1000 | 1200 | |
| 10 | 145 | 1.5-2.5 | 53-88.3 | 18.5 | 25 | 61±3 | G1″ | 600 | 1400 | 1000 | 1200 | |
| HYWV-22G | 7 | 102 | 2.2-3.7 | 77.7-130.7 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 |
| 8 | 116 | 2.0-3.4 | 70.6-120.1 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 | |
| 10 | 145 | 1.8-3.0 | 63.6-105.9 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 | |
| HYWV-30G | 7 | 102 | 3.1-5.2 | 109.5-183.6 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 |
| 8 | 116 | 2.8-4.7 | 98.9-166 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 | |
| 10 | 145 | 2.5-4.3 | 88.3-151.9 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 | |
| HYWV-37G | 7 | 102 | 3.6-6.1 | 127.1-215.4 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 |
| 8 | 116 | 3.3-5.6 | 116.5-197.8 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 | |
| 10 | 145 | 3.0-5.0 | 105.9-176.6 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 | |
| HYWV-45G | 7 | 102 | 4.5-7.5 | 158.9-264.9 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 |
| 8 | 116 | 4.0-6.8 | 141.3-240.1 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 | |
| 10 | 145 | 3.6-6.0 | 127.1-211.9 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 | |
| HYWV-55G | 7 | 102 | 6.0-10.0 | 211.9-353.1 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 |
| 8 | 116 | 5.4-9.0 | 191-317.8 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 | |
| 10 | 145 | 4.6-7.8 | 162.4-275.5 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 | |
| HYWV-75G | 7 | 102 | 7.8-13.0 | 275.5-459.1 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 |
| 8 | 116 | 7.2-12.0 | 254.3-423.8 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 | |
| 10 | 145 | 6.0-10.0 | 211.9-353.1 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 | |
| HYWV-90G | 7 | 102 | 9.3-15.5 | 328.4-547.4 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 |
| 8 | 116 | 8.4-14.0 | 296.6-494.4 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 | |
| 10 | 145 | 7.5-12.5 | 264.9-414 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 | |
| HYWV-110G | 7 | 102 | 12.0-20.0 | 423.8-706.3 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 |
| 8 | 116 | 10.8-18.0 | 381.4-635.7 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 | |
| 10 | 145 | 9.6-16.0 | 339-565 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 | |
| HYWV-132G | 7 | 102 | 15.0-25.0 | 527.9-882.9 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 |
| 8 | 116 | 13.8-23.0 | 487.3-812.2 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 | |
| 10 | 145 | 12.0-20.0 | 423.8-706.3 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 | |
| HYWV-160G | 7 | 102 | 16.2-27.0 | 572.1-953.5 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 |
| 8 | 116 | 15.3-25.5 | 540.3-900.5 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| 10 | 145 | 14.4-24.0 | 508.5-847.6 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| HYWV-185G | 7 | 102 | 18.0-30.0 | 635.7-1059.4 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 |
| 8 | 116 | 16.8-28.0 | 593.3-988.8 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| 10 | 145 | 15.0-25.0 | 529.7-882.9 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| HYWV-200G | 7 | 102 | 21.6-36.0 | 762.8-1271.3 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 |
| 8 | 116 | 19.8-33.0 | 699.2-1165.4 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 | |
| 10 | 145 | 16.2-27.0 | 572.1-953.5 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 | |
| HYWV-250G | 7 | 102 | 25.8-43.0 | 911.1-1518.5 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 |
| 8 | 116 | 24.6-41.0 | 868.7-1447.9 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 | |
| 10 | 145 | 22.8-38.0 | 805.2-1342 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 | |
Workshop of natural gas compressor
Our products
Our Certificate : CE and ISO certification
Our exhibition for the gas compressor
Our Service for diaphragm compressor :
1.Service time : 24*7 Hours
2.Customized Service
3.Perfect pre-sale,sale,after-sales service
4.FAT
5.Onsite commissioning Service
6.18 months warranty period
FAQ :
Q1.How about your after-sales service?
A: 1. Provide customers with intallation and commissioning online instructions.
2. Well-trained engineers available to overseas after-sales service.
Q2.What’s payment term?
A: T/T, L/C, D/P, Western Union, Trade Assurance and etc. Also we could accept USD, RMB, GBP, Euro and other currency.
Q3 : How long is your air compressor warranty?
A: Usually 1 year /12 Months for whole compressor machine, 2years/24months for air end (except maintenance spare parts.). And we can provide further warranty if necessary. /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 18 Months |
|---|---|
| Warranty: | 18 Months |
| Lubrication Style: | Oil-free |
| Customization: |
Available
|
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|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
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Are There Specific Water Treatment Requirements for Water-Lubricated Compressors?
Water-lubricated compressors often have specific water treatment requirements to ensure optimal performance, prevent equipment damage, and maintain the desired water quality. Here’s a detailed explanation of the water treatment considerations for water-lubricated compressors:
Water Quality:
- Purity: The water used for lubrication should be clean and free from impurities, contaminants, or excessive minerals. Impurities in the water can lead to corrosion, blockages, and reduced lubrication effectiveness. Water sources should be evaluated to ensure they meet the required purity standards.
- Chemical Composition: The chemical composition of the water should be within acceptable limits to avoid any adverse reactions with compressor components or lubricants. Certain water characteristics, such as pH, alkalinity, hardness, and conductivity, need to be monitored and controlled to prevent issues like scaling, fouling, or chemical reactions.
Water Treatment Methods:
- Filtration: Filtration systems are commonly used to remove particulate matter, sediment, or debris from the water. Filters can range from simple strainers to more advanced filtration systems, depending on the specific water quality requirements and the level of filtration needed.
- Water Softening: If the water has high levels of hardness minerals, such as calcium and magnesium, water softening methods may be necessary. Water softeners use ion exchange or other processes to remove the hardness minerals, which can help prevent scaling and reduce the risk of deposits in the compressor system.
- Reverse Osmosis (RO): Reverse osmosis is a water treatment method that uses a semi-permeable membrane to remove dissolved solids, ions, and impurities from the water. RO systems can effectively reduce the total dissolved solids (TDS) and improve the overall water quality, making it suitable for water-lubricated compressors.
- Chemical Treatment: In some cases, chemical treatments may be required to control water chemistry parameters, such as pH or alkalinity. Chemical additives can be used to adjust or stabilize water chemistry within the desired range, preventing corrosion, scaling, or other issues.
Water treatment requirements for water-lubricated compressors can vary depending on factors such as the compressor design, operating conditions, water source quality, and specific application requirements. It is essential to consult the compressor manufacturer’s recommendations and guidelines regarding water treatment. The manufacturer’s guidelines will provide specific information on water quality limits, treatment methods, and any required maintenance procedures related to water treatment.
Regular monitoring of water quality, including periodic testing and analysis, is recommended to ensure that the water treatment measures are effective and the desired water quality is maintained. Water treatment systems should be properly maintained and periodically serviced to ensure their optimal performance and prevent any potential issues that could affect the operation and longevity of water-lubricated compressors.
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What Are the Considerations for Choosing Water-Lubricated vs. Oil-Lubricated Compressors?
When selecting between water-lubricated and oil-lubricated compressors, several considerations come into play. Here’s a detailed explanation of the key factors to consider when choosing between these two types:
Operating Environment:
- Water Sensitivity: Water-lubricated compressors are well-suited for environments where water is readily available and can be easily supplied to the compressor system. On the other hand, oil-lubricated compressors are more suitable for applications where water is not readily available or where water contamination could pose a problem.
- Cleanliness Requirements: If the application demands a high level of cleanliness, such as in certain manufacturing processes or cleanroom environments, water-lubricated compressors may be preferred. Water is inherently cleaner than oil and reduces the risk of oil contamination in sensitive operations.
Maintenance and Service:
- Lubricant Replacement: Oil-lubricated compressors require regular oil changes and maintenance to ensure proper lubrication and performance. Water-lubricated compressors, on the other hand, eliminate the need for oil changes and associated maintenance tasks, simplifying the maintenance requirements.
- Oil Contamination: Oil-lubricated compressors carry the risk of oil contamination in the compressed air system. This can be a concern in certain applications where oil contamination can negatively impact product quality or downstream equipment. Water-lubricated compressors reduce the risk of oil contamination, making them advantageous in such applications.
Environmental Impact:
- Oil Disposal: Oil-lubricated compressors generate used oil that requires proper disposal in accordance with environmental regulations. Water-lubricated compressors eliminate the need for oil disposal, contributing to a reduced environmental impact.
- Energy Efficiency: In terms of energy efficiency, water-lubricated compressors tend to have an advantage. Water has a higher specific heat capacity than oil, meaning it can absorb and dissipate heat more effectively. This can result in improved cooling efficiency and potentially lower energy consumption compared to oil-lubricated compressors.
Application-Specific Factors:
- Operating Pressure: Water-lubricated compressors are generally suitable for lower to moderate operating pressures. Oil-lubricated compressors, on the other hand, can handle higher operating pressures, making them more appropriate for applications that require higher pressure levels.
- Temperature Sensitivity: Water-lubricated compressors may have limitations in applications where low temperatures are encountered. Water freezing or becoming slushy can cause operational issues. Oil-lubricated compressors, with appropriate low-temperature oil formulations, can better handle such temperature-sensitive conditions.
Cost Considerations:
- Initial Cost: Water-lubricated compressors generally have a lower initial cost compared to oil-lubricated compressors. This cost advantage can be attractive for applications with budget constraints.
- Maintenance Cost: Over the long term, water-lubricated compressors may have lower maintenance costs due to the elimination of oil changes and associated maintenance tasks. However, it’s important to consider the specific maintenance requirements and costs associated with each type of compressor.
By considering these factors, including the operating environment, maintenance and service requirements, environmental impact, application-specific factors, and cost considerations, one can make an informed decision when choosing between water-lubricated and oil-lubricated compressors.
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Are There Any Downsides to Using Water-Lubricated Air Compressors?
While water-lubricated air compressors offer several advantages, there are also some downsides to consider when using this type of compressor. Here are a few potential drawbacks associated with water-lubricated air compressors:
- Water quality requirements: Water-lubricated compressors are highly dependent on the quality of the water used for lubrication. The water should be free from contaminants, minerals, and impurities that can affect the compressor’s performance or cause corrosion. Ensuring the consistent availability of high-quality water may require additional filtration or treatment processes, which can add complexity and cost to the system.
- Increased maintenance: Compared to oil-lubricated compressors, water-lubricated models may require more frequent maintenance. Regular checks, cleaning, and monitoring of the water system are necessary to prevent blockages, maintain proper water flow, and ensure the cleanliness of the compressor. This increased maintenance requirement can result in higher operational costs and more downtime for maintenance activities.
- Potential for corrosion: While water itself is not corrosive, certain water conditions, such as high mineral content or low pH levels, can promote corrosion within the compressor system. Corrosion can lead to component damage, reduced efficiency, and the need for repairs or replacements. Implementing corrosion prevention measures, such as water treatment or the use of corrosion-resistant materials, may be necessary to mitigate this risk.
- Compatibility limitations: Water-lubricated compressors may have limitations when it comes to compatibility with certain materials or gases. For example, in applications where the compressed air comes into contact with sensitive materials or requires specific gas purity, the use of water as a lubricant may not be suitable. In such cases, alternative lubrication methods or compressor types may be more appropriate.
- Environmental considerations: While water is generally considered environmentally friendly, the disposal of used water from the compressor system may require proper wastewater management. Depending on local regulations and requirements, additional steps may be needed to ensure compliant and environmentally responsible disposal of the water used for lubrication.
Despite these potential downsides, water-lubricated air compressors continue to be used in various industries and applications due to their specific advantages and suitability for certain environments. It is important to carefully evaluate the specific requirements, operating conditions, and maintenance considerations of a given application to determine whether a water-lubricated compressor is the most suitable choice.


editor by CX 2024-02-12
China supplier Hot Sale! ! ! High Performance 7bar to 13bargerman Technology Direct Driven Rotary Industrial Oil -Free Screw Air Compressor with Good quality
Product Description
Hot Sale!!! High Performance 7bar to 13barGerman Technology Direct Driven Rotary Industrial Oil -Free Screw Air Compressor
1.About GREAT:
GREAT air compressor, as 1 leading manufacture &exporter for screw air compressor in China. Founded in 1957 years, coving 20000 square meters. With over 200 skilled employees and 20 R&D research engineers, we focus on the research, production, sales and service for screw air compressor and relative products .Our goal is to provide the high grade and most energy saving compressor for the world customer.
Our main products including screw air compressor, air dryer, air tanker, line filters and other relative compressed air products etc. we passed ISO and CE certificate. Germany standard and 60 years industry experience help us win the domestic and foreign customers praise .From 2016 opened to the world, now exporting to more than 100 countries. We have established a huge sales and service network at home and abroad. We can provide satisfied service such as consulting, training, repairing, spare parts suppling, etc.
“GREAT” as famous china brand for air compressor, our mission is to become a world-famous high-end brand and service for oversea customers. Welcome more oversea agents, dealers and distributors to join us. We also can do the OEM service for big customers
Accoring to the busniness tenet of “high efficiency,engeryg saving, realiability and durable ” GREAT provide you with high-quality products and timely service as well as customized compressed air system solutions.
2. performance characteristics for water- lubricated oil free screw air compressor :
3. Advantages for oil-free water lubrication screw air compressor:
1). No oil, cleaner
The whole air compressor does not need to add any lubricating oil inside to make the outlet gas cleaner.
2). Stainless steel, safer
The parts in contact with compressed air in the system are made of 304 or 316 stainless steel to prevent pollution in the compression process and ensure the safety of gas.
3). low speed, high efficiency, more environmental protection
The main engine and motor are connected by elastic coupling, and there is no gearbox and other variable speed device, which makes the main engine and motor rotate at the same speed, reducing noise and vibration less.
The compression temperature of the host machine is about 50ºC, close to isothermal compression, effectively reducing energy consumption.
Using water as a lubricant, the entire life cycle of the equipment does not produce any waste oil discharge.
4).Simple structure and low maintenance cost
The machine structure is simple, easy to maintain, only need to replace the air rate and water filter element, no lubricating oil, greatly reduce the maintenance cost.
4. Details for GREAT oil free water lubricated screw air compressor :
5.Technical Parameters for oil-free water lubrication screw air compressor:
| Model | Max work pressure (Mpa) | Flow air capacity (m³/min) | Motor power (kw) | Noise (dB) |
Pipe dia. Of cooling water | Cooling water volume (T/H) |
Lubricate water volume | Dimension LXWXH (mm) |
Weight (kg) |
Air outlet |
| TKW-5VA/W | 0.8 | 0.3~0.78 | 5.5 | 58 | 3/4″ | 1.5 | 10 | 800x800x1100 | 460 | 3/4″ |
| 1.0 | 0.2~0.65 | |||||||||
| TKW-7VA/W | 0.8 | 0.35~1.17 | 7.5 | 58 | 3/4″ | 1.5 | 10 | 800x800x1100 | 510 | 3/4″ |
| 1.0 | 0.3~1.05 | |||||||||
| 1.25 | 0.24~0.81 | |||||||||
| TKW-11VA/W | 0.8 | 0.54~1.65 | 11 | 60 | 1″ | 2.5 | 26 | 1200x760x1300 | 620 | 3/4″ |
| 1.0 | 0.45~1.42 | |||||||||
| 1.25 | 0.35~1.10 | |||||||||
| TKW-15VA/W | 0.8 | 0.75~2.43 | 15 | 63 | 1″ | 3.5 | 26 | 1200x760x1300 | 670 | 3/4″ |
| 1.0 | 0.65~2.17 | |||||||||
| 1.25 | 0.6~1.80 | |||||||||
| TKW-18VA/W | 0.8 | 0.9~3.13 | 18.5 | 65 | 1″ | 4 | 30 | 1400x900x1450 | 730 | 1″ |
| 1.0 | 0.9~2.82 | |||||||||
| 1.25 | 0.6~2.05 | |||||||||
| TKW-22VA/W | 0.8 | 1.1~3.52 | 22 | 65 | 1″ | 5 | 30 | 1400x900x1450 | 780 | 1″ |
| 1.0 | 0.97~3.21 | |||||||||
| 1.25 | 0.85~2.78 | |||||||||
| TKW-30VA/W | 0.8 | 1.55~5.12 | 30 | 67 | 1 1/2″ | 7 | 40 | 1550X1150X1500(A) 1500X1150X1300(W) |
1150 | 1 1/4″ |
| 1.0 | 1.255~4.43 | |||||||||
| 1.25 | 1.1~3.63 | |||||||||
| TKW-37VA/W | 0.8 | 1.91~6.30 | 37 | 67 | 1 1/2″ | 9 | 40 | 1550X1150X1500(A) 1500X1150X1300(W) |
1200 | 1 1/4″ |
| 1.0 | 1.60~5.33 | |||||||||
| 1.25 | 1.42~4.77 | |||||||||
| TKW-45VW | 0.8 | 2.5~7.4 | 45 | 68 | 1 1/2″ | 10 | 90 | 1800x1300x1750(A) 1800x1300x1680(W) |
1490 | 2″ |
| 1.0 | 1.91~6.30 | |||||||||
| 1.25 | 1.70~5.56 | |||||||||
| TKW-55VW | 0.8 | 3.0~9.76 | 55 | 70 | 1 1/2″ | 12 | 100 | 1980x1300x1750(A) 1800x1300x1680(W) |
1570 | 2″ |
| 1.0 | 2.60~8.55 | |||||||||
| 1.25 | 2.30~7.67 | |||||||||
| TKW-75VW | 0.8 | 3.95~13.00 | 75 | 73 | 1 1/2″ | 18 | 100 | 1800x1300x1750(W) | 1750 | 2″ |
| 1.0 | 3.4~11.50 | |||||||||
| 1.25 | 3.0~9.70 | |||||||||
| TKW-90VW | 0.8 | 5.0~14.8 | 90 | 73 | 1 1 /2″ | 20 | 120 | 2200x1550x1800 | 2450 | 2 1/2″ |
| 1.0 | 4.30~13.90 | |||||||||
| 1.25 | 3.72~12.60 | |||||||||
| TKW-110VW | 0.8 | 6.0~19.85 | 110 | 78 | 2″ | 24 | 120 | 2200x1550x1800 | 2580 | 2 1/2″
|
| 1.0 | 5.0~16.66 | |||||||||
| 1.25 | 4.65~15.56 | |||||||||
| TKW-132VW | 0.8 | 6.75~23.10 | 132 | 78 | 2″ | 30 | 120 | 2200x1550X1800 | 2700 | 2 1/2″ |
| 1.0 | 6.0~19.97 | |||||||||
| 1.25 | 5.07~16.90 | |||||||||
| TKW-160VW | 0.8 | 8.5~28.11 | 160 | 80 | 3″ | 35 | 160 | 3000X1800X2100 | 3900 | 3″ |
| 1.0 | 7.6~25.45 | |||||||||
| 1.25 | 6.7~22.52 | |||||||||
| TKW-185VW | 0.8 | 10~33.97 | 185 | 80 | 3″ | 38 | 160 | 3000X1800X2100 | 4050 | 3″ |
| 1.0 | 8.72~29.00 | |||||||||
| 1.25 | 7.75~25.21 | |||||||||
| TKW-200VW | 0.8 | 11.2~36.75 | 200 | 80 | 4″ | 42 | 200 | 3100X1850X2100 | 4200 | 4″ |
| 1.0 | 9.68~32.78 | |||||||||
| 1.25 | 9.2~29.24 | |||||||||
| TKW-220VW | 0.8 | 12.2~39.67 | 220 | 80 | 4″ | 47 | 200 | 3100X1850X2100 | 4400 | 4″ |
| 1.0 | 11.2~36.75 | |||||||||
| 1.25 | 9.0~29.63 | |||||||||
| TKW-250VW | 0.8 | 13.5~43.5 | 250 | 80 | 4″ | 53 | 200 | 3100X1850X2100 | 4800 | 4″ |
| 1.0 | 12.2~39.30 | |||||||||
| 1.25 | 10.2~34 |
4.Application :
6.Certification :
7. Packing and shipping :
8. FAQ Industrial Lubricated High Pressure Screw Air Compressor
Q1: Are you factory or trade company?
A1: We are factory.
Q2: Warranty terms of your machine?
A2: One year warranty for the machine and technical support according to your needs.
Q3: Will you provide some spare parts of the machines?
A3: Yes, of course.
Q4: How long will you take to arrange production?
A4: 380V 50HZ we can delivery the goods within 20 days. Other electricity or other color we will delivery within 30 days.
Q5: Can you accept OEM orders?
A5: Yes, with professional design team, OEM orders are highly welcome!
9. Contact :
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Lubrication Style: | Oil-free |
|---|---|
| Cooling System: | Water Cooling |
| Power Source: | AC Power |
| Cylinder Position: | No |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
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Can Water-Lubricated Air Compressors Be Used in Cold Climates?
Water-lubricated air compressors can be used in cold climates, but there are certain considerations and precautions to keep in mind. Here’s a detailed explanation of using water-lubricated air compressors in cold climates:
Freezing of Water:
- Potential for Freezing: In cold climates, the water used for lubrication in water-lubricated compressors can freeze, which can cause operational issues and damage to the equipment. Freezing can occur in the water supply lines, lubrication system, or water jackets if the temperature drops below the freezing point of water.
- Water Temperature: It is important to ensure that the water temperature remains above freezing throughout the compressor system. This can be achieved by using insulation, heat tracing, or heaters to maintain adequate water temperature. Monitoring the water temperature and implementing appropriate heating measures are crucial to prevent freezing-related problems.
Protection and Insulation:
- Protecting External Components: External components of water-lubricated compressors, such as valves, fittings, and pipes, may be exposed to cold temperatures. Insulating these components can help prevent freezing and ensure their proper functioning. Insulation materials, such as foam wraps or heat tapes, can be used to provide thermal protection.
- Water Supply Lines: Water supply lines that feed the compressor should be properly insulated and protected from freezing temperatures. Insulation can help maintain the water temperature and prevent freezing within the supply lines. Additionally, measures such as burying the supply lines below the frost line or using heat tracing cables can offer further protection against freezing.
Alternative Lubrication Methods:
- Oil-Lubricated Compressors: In extremely cold climates, where freezing is a significant concern, using oil-lubricated compressors instead of water-lubricated ones may be a more practical option. Oil-based lubrication systems are less prone to freezing and can provide reliable operation in colder temperatures. However, it is important to consider the specific requirements and limitations of oil-lubricated compressors for the intended application.
Manufacturer Recommendations:
- Consulting the Manufacturer: It is crucial to consult the manufacturer’s guidelines and recommendations regarding the use of water-lubricated compressors in cold climates. Manufacturers may provide specific instructions, modifications, or alternative solutions to ensure the safe and efficient operation of their equipment under cold weather conditions.
By implementing proper insulation, heating measures, and following the manufacturer’s guidance, water-lubricated air compressors can be used effectively in cold climates. It is important to assess the specific requirements of the application and consider the potential challenges associated with freezing temperatures to ensure the reliable and safe operation of the water-lubricated compressor system.
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Are There Regulations Governing the Use of Water-Lubricated Air Compressors?
When it comes to the use of water-lubricated air compressors, there are several regulations and standards that govern their operation and ensure compliance with safety, environmental, and performance requirements. Here’s a detailed explanation of the regulations related to water-lubricated air compressors:
1. Occupational Safety and Health Administration (OSHA) Regulations:
OSHA is a regulatory agency in the United States that sets and enforces workplace safety and health standards. While OSHA does not have specific regulations solely dedicated to water-lubricated air compressors, they have general regulations that apply to all types of air compressors. These regulations include requirements for safe operation, maintenance, and guarding of equipment to protect workers from hazards such as electrical shocks, mechanical injuries, and exposure to hazardous substances.
2. Environmental Protection Agency (EPA) Regulations:
The EPA is responsible for implementing and enforcing environmental regulations in the United States. Although there are no specific regulations for water-lubricated air compressors, the EPA has regulations that govern the discharge of water and other substances into the environment. If the water-lubricated compressor system involves the use of cooling water or generates wastewater, it may be subject to regulations related to water pollution control, water treatment, and proper disposal of wastewater.
3. International Organization for Standardization (ISO) Standards:
The ISO develops international standards that provide guidelines and requirements for various industries and technologies. ISO 8573 is a standard that addresses the quality of compressed air used in different applications. This standard sets limits and specifications for various contaminants in compressed air, including water content. Water-lubricated air compressors need to comply with the requirements of ISO 8573 to ensure the produced compressed air meets the desired quality standards.
4. Manufacturer Guidelines and Recommendations:
In addition to regulatory requirements, it is essential to follow the guidelines and recommendations provided by the manufacturers of water-lubricated air compressors. Manufacturers typically provide instructions for installation, operation, maintenance, and safety precautions specific to their equipment. Adhering to these guidelines is crucial to ensure the safe and proper functioning of the equipment and to maintain warranty coverage.
It’s important to note that the specific regulations and standards governing water-lubricated air compressors may vary depending on the country or region. Therefore, it is advisable to consult the relevant regulatory agencies, industry organizations, and local authorities to ensure compliance with applicable regulations and standards in a particular jurisdiction.
By complying with the relevant regulations, standards, and manufacturer guidelines, users of water-lubricated air compressors can ensure the safe and efficient operation of their equipment while minimizing any potential environmental impacts.
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Can Water-Lubricated Air Compressors Be Used in Medical Applications?
Water-lubricated air compressors can be used in certain medical applications, offering specific advantages for these environments. Here are some considerations regarding the use of water-lubricated air compressors in medical settings:
- Clean and sterile lubrication: Water is a clean and sterile lubricant, making it suitable for medical applications where maintaining a sterile environment is crucial. Water lubrication helps prevent contamination and ensures the integrity of medical products and procedures.
- Reduced risk of oil contamination: Oil-lubricated compressors pose a risk of oil carryover and oil vapor entering the compressed air system. This can be problematic in medical applications, where oil contamination could impact patient safety or interfere with sensitive medical equipment. Water-lubricated compressors eliminate this risk, providing a reliable and oil-free compressed air source.
- Compatibility with medical gases: Water-lubricated air compressors are compatible with medical gases such as oxygen or nitrous oxide. Unlike oil lubricants, water does not react or contaminate these gases, ensuring their purity and safety in medical procedures.
- Hygienic and easy to clean: Water lubrication simplifies cleaning procedures in medical environments. It does not leave behind sticky residues or require harsh chemicals for cleaning. Water-lubricated compressors can be easily cleaned and maintained, promoting a hygienic and safe medical facility.
- Reduced risk of fire hazards: Water has a higher flash point compared to oil lubricants, making water-lubricated compressors safer in terms of fire hazards. In medical settings, where fire safety is critical, using water as a lubricant can provide added peace of mind.
- Environmental friendliness: Water is a non-toxic and environmentally friendly lubricant choice. It does not contribute to air or water pollution, aligning with the sustainability goals of medical facilities.
While water-lubricated air compressors offer several advantages for medical applications, it’s important to note that specific requirements and regulations may vary depending on the type of medical procedure or equipment involved. It is advisable to consult with medical professionals or equipment manufacturers to ensure the suitability and compliance of water-lubricated air compressors for specific medical applications.


editor by CX 2024-02-11
China supplier 55kw SCR50d Direct Driven Screw Air Compressor for Industrial with Best Sales
Product Description
Product Technical Description
| Product Name | 55kw SCR50D Direct Driven Screw Air Compressor for Industrial |
| Model : | Oil injected Screw Air Compressor Direct Driven(D series) |
| Type: | Oil injected Direct Driven Screw Air Compressor |
| Voltage: | 380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements |
| Working Pressure: | 7~10 bar |
| Installed Motor Power: | 7.5KW~75KW |
| Capacity: | 1~13.3m3/min |
| Color: | Blue |
| Driven Method: | Direct Driven |
| Air End: | Original Ally-win Air End from Germany |
| Trademark: | SCR |
| Transport Package: | Standard Wooden Packing |
| Available Certificate: | CE, ISO, UL, ASME, GHOST |
| Origin: | ZheJiang , China |
| application: | Casting , Metal , Plastic , Rubber |
Product Features
1. Sino-Japan technology cooperation, high reliability.
2. Big airend with low rpm for better performance an long life span.
3. High reliability components imported original from Germany, Swiss etc.
4. CE level protection design and manufacturing
5. Oversize cooler suitable for tropical area.
6. More than 10,000.00 units running around the world since 10years ago.
7. Intelligent PLC control.
8. Easy to do maintenance and service.
1.Automatic interlock control and operations management
Intelligent microcomputer controller, combined with pressure, temperature, current, signal, alarm with 12 important indicators and 13 comprehensive security protection measures with Chinese and English display optional and maintenance time limit remind. The RS485 communication interface can realize several machines joint control. Concise and comprehensive to keep the customer informed of the machines’ situation in time.
2.Oversize cooler
SCR’s oversized cooler is typically 30% larger then competitors machines. The large heat exchanger prevents overtemperature faults even in high ambient conditions. It also helps reduces carbon deposition phenomenon caused high temperature. The inner wall is treated with antiseptic treatment prolonging the service life.
3.Same speed drive direct driven structure
Type D use same speed drive is use to overcome the loss of power transmission efficiency under the drive of speed gear, the structure is not stable, many error problems, maximum energy savings and minimum maintenance costs.
4.German KTR coupling
| Model | SCR50D-8 | SCR50D-10 | |
| Capacity/Pressure(m3/min,/BAR) | 6.1/8 | 5.6/10 | |
| Main Motor | Power(KW) | 37KW(50H.P) | |
| Starting way | Start-Delta | ||
| Volt(V) | 380/400/415(220) | ||
| Motor safety grade | IP54 | ||
| Motor isolation grade | F | ||
| Electrical Supply | 380(400,415)V/50Hz/3Phase, 220V/60HZ/3P | ||
| Outlet Temperature(ºC) | ≤ Environment Temperature+10 | ||
| Driven way | Belt Driven | ||
| Noise level at 1 meter | 75±3dB(A) | ||
| Cooling method | Air cooling | ||
| Oil content | 1~3 ppm | ||
| Outlet Connection | Rc1 1/2″ | ||
| Dimension | Length(mm) | 1600 | |
| Width(mm) | 1000 | ||
| Height(mm) | 1360 | ||
| Weight(KG) | 860 | ||
Product Categories
Advantages
Application
About SCR
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Lubrication Style: | Lubricated |
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| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
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What are the differences between stationary and portable air compressors?
Stationary and portable air compressors are two common types of air compressors with distinct features and applications. Here are the key differences between them:
1. Mobility:
The primary difference between stationary and portable air compressors is their mobility. Stationary air compressors are designed to be permanently installed in a fixed location, such as a workshop or a factory. They are typically larger, heavier, and not easily movable. On the other hand, portable air compressors are smaller, lighter, and equipped with handles or wheels for easy transportation. They can be moved from one location to another, making them suitable for jobsites, construction sites, and other mobile applications.
2. Power Source:
Another difference lies in the power source used by stationary and portable air compressors. Stationary compressors are usually powered by electricity, as they are designed for continuous operation in a fixed location with access to power outlets. They are connected to the electrical grid or have dedicated wiring. In contrast, portable compressors are available in various power options, including electric, gasoline, and diesel engines. This versatility allows them to operate in remote areas or sites without readily available electricity.
3. Tank Capacity:
Tank capacity is also a distinguishing factor between stationary and portable air compressors. Stationary compressors often have larger storage tanks to store compressed air for extended periods. The larger tanks enable them to deliver a continuous and steady supply of compressed air for longer durations without the need for frequent cycling. Portable compressors, due to their compact size and portability, generally have smaller tank capacities, which may be sufficient for intermittent or smaller-scale applications.
4. Performance and Output:
The performance and output capabilities of stationary and portable air compressors can vary. Stationary compressors are typically designed for high-volume applications that require a consistent and continuous supply of compressed air. They often have higher horsepower ratings, larger motor sizes, and higher air delivery capacities. Portable compressors, while generally offering lower horsepower and air delivery compared to their stationary counterparts, are still capable of delivering sufficient air for a range of applications, including pneumatic tools, inflation tasks, and light-duty air-powered equipment.
5. Noise Level:
Noise level is an important consideration when comparing stationary and portable air compressors. Stationary compressors, being larger and built for industrial or commercial settings, are often equipped with noise-reducing features such as sound insulation and vibration dampening. They are designed to operate at lower noise levels, which is crucial for maintaining a comfortable working environment. Portable compressors, while efforts are made to reduce noise, may produce higher noise levels due to their compact size and portability.
6. Price and Cost:
Stationary and portable air compressors also differ in terms of price and cost. Stationary compressors are generally more expensive due to their larger size, higher power output, and industrial-grade construction. They often require professional installation and may involve additional costs such as electrical wiring and system setup. Portable compressors, being smaller and more versatile, tend to have a lower upfront cost. They are suitable for individual users, contractors, and small businesses with budget constraints or flexible air supply needs.
When selecting between stationary and portable air compressors, it is essential to consider the specific requirements of the intended application, such as mobility, power source availability, air demands, and noise considerations. Understanding these differences will help in choosing the appropriate type of air compressor for the intended use.
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How are air compressors utilized in pneumatic tools?
Air compressors play a crucial role in powering and operating pneumatic tools. Here’s a detailed explanation of how air compressors are utilized in pneumatic tools:
Power Source:
Pneumatic tools rely on compressed air as their power source. The air compressor generates and stores compressed air, which is then delivered to the pneumatic tool through a hose or piping system. The compressed air provides the force necessary for the tool to perform various tasks.
Air Pressure Regulation:
Air compressors are equipped with pressure regulation systems to control the output pressure of the compressed air. Different pneumatic tools require different air pressure levels to operate optimally. The air compressor’s pressure regulator allows users to adjust the output pressure according to the specific requirements of the pneumatic tool being used.
Air Volume and Flow:
Air compressors provide a continuous supply of compressed air, ensuring a consistent air volume and flow rate for pneumatic tools. The air volume is typically measured in cubic feet per minute (CFM) and determines the tool’s performance capabilities. Higher CFM ratings indicate that the pneumatic tool can deliver more power and operate at a faster rate.
Tool Actuation:
Pneumatic tools utilize compressed air to actuate their mechanical components. For example, an air-powered impact wrench uses compressed air to drive the tool’s internal hammer mechanism, generating high torque for fastening or loosening bolts and nuts. Similarly, air-powered drills, sanders, nail guns, and spray guns rely on compressed air to power their respective operations.
Versatility:
One of the significant advantages of pneumatic tools is their versatility, and air compressors enable this flexibility. A single air compressor can power a wide range of pneumatic tools, eliminating the need for separate power sources for each tool. This makes pneumatic tools a popular choice in various industries, such as automotive, construction, manufacturing, and woodworking.
Portability:
Air compressors come in different sizes and configurations, offering varying degrees of portability. Smaller portable air compressors are commonly used in applications where mobility is essential, such as construction sites or remote locations. The portability of air compressors allows pneumatic tools to be used in various work environments without the constraints of being tethered to a fixed power source.
Overall, air compressors are integral to the functionality and operation of pneumatic tools. They provide the necessary power, air pressure regulation, and continuous airflow required for pneumatic tools to perform a wide range of tasks efficiently and effectively.
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Are there air compressors specifically designed for high-pressure applications?
Yes, there are air compressors specifically designed for high-pressure applications. These compressors are engineered to generate and deliver compressed air at significantly higher pressures than standard air compressors. Here are some key points about high-pressure air compressors:
1. Pressure Range: High-pressure air compressors are capable of producing compressed air at pressures typically ranging from 1000 to 5000 psi (pounds per square inch) or even higher. This is considerably higher than the typical range of 100 to 175 psi for standard air compressors.
2. Construction: High-pressure aircompressors feature robust construction and specialized components to withstand the higher pressures involved. They are designed with reinforced cylinders, pistons, valves, and seals that can handle the increased stress and prevent leaks or failures under high-pressure conditions.
3. Power: Generating high-pressure compressed air requires more power than standard compressors. High-pressure air compressors often have larger motors or engines to provide the necessary power to achieve the desired pressure levels.
4. Applications: High-pressure air compressors are utilized in various industries and applications where compressed air at elevated pressures is required. Some common applications include:
- Industrial manufacturing processes that involve high-pressure air for operations such as air tools, pneumatic machinery, and equipment.
- Gas and oil exploration and production, where high-pressure air is used for well drilling, well stimulation, and enhanced oil recovery techniques.
- Scuba diving and underwater operations, where high-pressure air is used for breathing apparatus and underwater tools.
- Aerospace and aviation industries, where high-pressure air is used for aircraft systems, testing, and pressurization.
- Fire services and firefighting, where high-pressure air compressors are used to fill breathing air tanks for firefighters.
5. Safety Considerations: Working with high-pressure air requires adherence to strict safety protocols. Proper training, equipment, and maintenance are crucial to ensure the safe operation of high-pressure air compressors. It is important to follow manufacturer guidelines and industry standards for high-pressure applications.
When selecting a high-pressure air compressor, consider factors such as the desired pressure range, required flow rate, power source availability, and the specific application requirements. Consult with experts or manufacturers specializing in high-pressure compressed air systems to identify the most suitable compressor for your needs.
High-pressure air compressors offer the capability to meet the demands of specialized applications that require compressed air at elevated pressures. Their robust design and ability to deliver high-pressure air make them essential tools in various industries and sectors.


editor by CX 2024-02-02
China Best Sales 7.5kw 15kw 22kw Screw Air Compressor High Pressure Air Compressor AC Air Compressor Direct Driven Air Compressor Oilless Oil Free Air Compressor air compressor price
Product Description
7.5kw 15kw 22kw Screw Air Compressor High Pressure Air Compressor IP55 Direct Driven Factory Direct Air Compressor Oilless Oil free Air Compressor
Promises Every Machine Will Run Well More Than 15 Years
Product Description
Brief Introduction:
Air end: Germany Technology. 30 years designed lifetime.
Motor: Top quality ,IP54 or IP55
Inverter: Danish brand inverter can save 30% energy.
Warranty: 5 years for the air end, and 2 years for the whole compressor.
Delivery time: 7-15 days.
After-sales service:we have our professional after-sales technician to instruct the installation of the whole screw air compressor.
Certificate: CE/ISO9001/ASME
We offer free pipe and valves for installation and installation diagram
Basic introduction of screw air compressor
| Model : | 7.5kw 15kw 22kw Screw Air Compressor 380V/3pH/50Hz IP55 Direct Driven Factory Direct |
| Type: | Energy Saving Air Compressor |
| Voltage: | 380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements |
| Working Pressure: | 7~12.5 bar |
| Installed Motor Power: | 11kw |
| Capacity: | 1.5-0.8m3/min |
| Color: | Blue or gery |
| Driven Method: | Direct drive |
| Air End: | Original Ally-win Air End from Germany |
| Trademark: | Hengchaowin |
| Transport Package: | Standard Wooden Packing |
| Available Certificate: | CE, ISO, UL, ASME, GHOST |
| Origin: | ZheJiang , China |
| application: | Casting , Metal , Plastic , Rubber |
Detailed Photos
1.permanent magnet motor.
Exceed IE3 standards
IP54 or IP55 protecting grad
Variable speed drive
2.Germany technology air end
R&D in Germany GU or CHINAMFG brand air end
designed for 10 years +of reliable operation
3.Inlet valve
same desige as CHINAMFG Rand
No blow-off losses/large suction are
Full aluminum design,maintenance-free
4.oil gas tank & built in separation system.
Oversized air end oil tank with sight glass
The high efficiency oil seperator ensures that the oil carry over in less than 3ppm.
System pressure loss,less than 0.02mpa.
5.Polt touch controller
HD color touch LCD screen
Operation record/chart display
Weekly timer/service history and plHangZhou
Real-time operation/maintenance/alarm information
6.Innovative vectorial inverter
CE,UL,CUL,ROSH certification
Independent cooling air duct design
Robust enclosure for trouble-free operation in the harshest conditions.
Product Parameters
| Model Modelo |
HW-7T | HW-11T | HW-15T | HW-22T | HWV-30A | HWV-37A | ||||||||||||||||||
| air flow flujo de aire |
Lliter/min | 1 | 0.9 | 0.8 | 1.5 | 1.3 | 1.1 | 0.8 | 2.4 | 2.1 | 1.5 | 1 | 3.5 | 3.1 | 2.7 | 1.7 | 4.3 | 3.6 | 2.4 | 2.9 | 5.8 | 5.2 | 2.8 | 3.2 |
| 35 | 31 | 28 | 52 | 46 | 39 | 28 | 74 | 74 | 52 | 35 | 124 | 109 | 95 | 35 | 151 | 127 | 74 | 102 | 205 | 183 | 98 | 112 | ||
| working pressure presión laboral |
bar(kg) | 8 | 10 | 12.5 | 8 | 10 | 12.5 | 15 | 8 | 10 | 12.5 | 15 | 8 | 10 | 12.5 | 15 | 10 | 12.5 | 15 | 20 | 10 | 12.5 | 15 | 20 |
| psi | 116 | 145 | 174 | 116 | 145 | 174 | 217 | 116 | 145 | 174 | 217 | 116 | 145 | 174 | 217 | 145 | 174 | 217 | 290 | 145 | 174 | 217 | 290 | |
| power poder |
KW / HP | 7.5kw/ 10hp |
11kw/ 15hp |
15kw/ 20hp |
22kw/ 30hp |
30kw/ 40hp |
37kw/ 50hp |
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| noise | db(A) | 62±2 | 66±2 | 66±2 | 68±2 | 68±2 | 72±2 | |||||||||||||||||
| Caliber | inch | RP 1/2 | RP 1/2 | RP 1/2 | RP 1/2 | RP 1 | RP1 1/2 | |||||||||||||||||
| Voltage/Frequency | AC 380v/415v/220v/480v or 50hz/60hz accpet Customized voltage | |||||||||||||||||||||||
| Starting mode Modo de inicio |
variable frequency start inicio de frecuencia variable |
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| air dryer secador |
m³/min | 1.5 | 1.5 | 2.5 | 3.8 | / | / | |||||||||||||||||
| line filter filtro de línea |
m³/min | 1.5 | 1.5 | 2.5 | 3.8 | / | / | |||||||||||||||||
| air tank tanque de aire |
liter | 300 | 400 | 400 | 600 | / | / | |||||||||||||||||
| Shape dimension (mm) |
L | 1700 | 1180 | 1180 | 1600 | 1300 | 1450 | |||||||||||||||||
| W | 800 | 800 | 800 | 110 | 910 | 910 | ||||||||||||||||||
| H | 1689 | 1210 | 1210 | 1290 | 1290 | 1290 | ||||||||||||||||||
| Weight | KG | 500 | 600 | 650 | 700 | 520 | 720 | |||||||||||||||||
Hot products
1. direct drive rotary screw air compressor
2. energy saving VSD air compressor
3. air compressor with air tank and air dryer
4. 2 stage VSD screw air compressor
Company Profile
Why Choose Us
HangZhou CHINAMFG Technology Co., Ltd., founded in 1985, in ZheJiang ,China, It is a professional air compressor manufacturer with 30 years of experience in R&D, manufacturing, marketing and service.
After the technical system reform in 2000, the company introduced German advanced CHINAMFG technology, adhering to the German advanced industrial design concept, rigorous manufacturing technology and comprehensive management. We strictly implement ISO9001 international quality system certification and EU CE standard production machines. The performance and quality of our products have been widely recognized and praised by the market, occupying 30% of China’s market share.
Starting to enter overseas markets in 2571, it currently has agents and after-sales teams in North America, Western Europe, South Africa, East Africa and other regions.
Brief introduction of factory:
1. We have been engaged in R D department, production and sales of air compressors for 30 years;
2. Our air compressor products through CE,SGS,ISO certification, with more than 20 invention patents;
3. Our products are exported to 132 countries and regions around the world;
4. Our air compressor provides a 5-year warranty.
If you have specific parameters and requirements for our Rotary Screw Type Air Compressor, customization is available
Customer feedback
Providing high-quality machines is our standard, and satisfying every customer is our pursuit. Over the years, we have won unanimous praise from overseas users for our integrity and high-quality product quality.
Packaging & Shipping
The air compressor is guaranteed for 1 year and 5 years for the screw(air end) . Warranty time is calculated from machine leave the factory.
FAQ
Q1: How long could your air compressor be used?
O: Generally, more than 10 years
Q2: What’s payment term?
O: T/T, L/C, Paypal and etc. Also we could accept USD, RMB, Euro and other currency (Pls contact our sales for more information
Q3: How about your customer service?
O: 24 hours on-line service available
Q4: How about your after-sales service?
O: 1. Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service
3. World wide agents and after service available /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Support Online and Local Service |
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| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How Do Water-Lubricated Air Compressors Contribute to Energy Savings?
Water-lubricated air compressors can contribute to energy savings in several ways, making them an attractive option for industries looking to optimize their energy consumption. Here are the key ways in which water-lubricated compressors help achieve energy efficiency:
- Reduced friction and improved efficiency: Water serves as a lubricant in water-lubricated compressors, creating a thin film between moving parts to reduce friction. This reduces the energy losses due to mechanical friction and improves the overall efficiency of the compressor. Compared to oil-lubricated compressors, water-lubricated models can achieve higher mechanical efficiency, translating into energy savings over the compressor’s operational lifetime.
- Elimination of oil vapor carryover: Oil-lubricated compressors require oil filtration systems to prevent oil carryover into the compressed air stream. These filtration systems consume energy and can introduce pressure drops. In contrast, water-lubricated compressors eliminate the need for oil filtration, reducing energy consumption associated with filtration equipment and minimizing pressure losses. This leads to improved system efficiency and energy savings.
- Improved heat transfer and cooling: Water-lubricated compressors offer enhanced heat transfer capabilities compared to oil-lubricated counterparts. Water has a higher specific heat capacity and thermal conductivity, allowing for more efficient heat dissipation. This results in lower operating temperatures and reduces the energy required for cooling the compressor. By optimizing heat transfer, water-lubricated compressors can minimize energy consumption associated with cooling systems or air conditioning in compressor rooms.
- Optimized system design: Water-lubricated compressors often employ advanced system designs that further enhance energy efficiency. For example, they may incorporate variable speed drive (VSD) technology, which adjusts the compressor’s speed and power consumption based on the actual air demand. This eliminates energy waste associated with constant-speed operation and reduces energy consumption during periods of low compressed air demand. Additionally, water-lubricated compressors may feature optimized internal components and improved air flow dynamics, resulting in reduced energy losses and improved overall system efficiency.
- Heat recovery opportunities: Water-lubricated compressors can provide opportunities for heat recovery. The heat generated during compression can be captured and utilized for various heating applications within the facility, such as space heating, water heating, or process heating. By harnessing this waste heat, water-lubricated compressors contribute to energy savings by offsetting the need for additional energy sources for heating purposes.
By combining these energy-saving features, water-lubricated air compressors help optimize energy consumption, reduce operational costs, and minimize the environmental impact associated with compressed air systems. Implementing water-lubricated compressors with a comprehensive energy management strategy can result in significant energy savings and improved overall sustainability for industrial operations.
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How Do Water-Lubricated Air Compressors Compare in Terms of Maintenance Costs?
When comparing water-lubricated air compressors to other types of compressors, there are several factors that can influence the maintenance costs. Here’s a detailed explanation of how water-lubricated air compressors compare in terms of maintenance costs:
Initial Investment:
- Higher Initial Cost: Water-lubricated air compressors tend to have a higher initial cost compared to oil-lubricated compressors. This is primarily due to the additional components required for the water-lubrication system, such as water pumps, filters, and separators. The higher initial investment can impact the overall cost of the compressor system.
Lubrication System Maintenance:
- Water Treatment and Filtration: Water-lubricated compressors may require additional maintenance for water treatment and filtration systems. Regular monitoring, maintenance, and replacement of filters or treatment media are necessary to ensure the water quality remains suitable for lubrication. The cost of water treatment and filtration maintenance should be considered in the overall maintenance costs.
- Water Quality Monitoring: Monitoring the quality of the water used in water-lubricated compressors is crucial. This may involve periodic water analysis, temperature monitoring, and water chemistry checks. The cost of water quality monitoring should be factored into the maintenance costs.
Component Lifespan and Replacement:
- Extended Component Lifespan: Proper water-lubrication and cooling can contribute to the extended lifespan of compressor components. Reduced friction, effective cooling, and contaminant control can minimize wear and damage to components, leading to lower replacement costs over time. Water-lubricated compressors may have advantages in terms of component longevity, potentially reducing the frequency of component replacements.
Corrosion Prevention:
- Corrosion Protection Measures: Water-lubricated compressors require corrosion prevention measures due to the presence of water within the system. Corrosion-resistant materials, coatings, or regular maintenance procedures are necessary to prevent corrosion-related issues. The cost of implementing and maintaining corrosion protection measures should be considered in the overall maintenance costs.
Overall, the maintenance costs of water-lubricated air compressors can vary depending on factors such as the specific design and components of the compressor, the quality of the water used, the effectiveness of water treatment and filtration systems, and the implementation of corrosion prevention measures. While water-lubricated compressors may have higher initial costs and additional maintenance requirements, they can potentially offer advantages in terms of extended component lifespan, reduced component replacements, and effective lubrication. It is important to consider these factors and consult the manufacturer’s guidelines to accurately assess the maintenance costs associated with water-lubricated air compressors.
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What Maintenance Is Required for Water-Lubricated Air Compressors?
Maintaining water-lubricated air compressors involves several key maintenance tasks to ensure their optimal performance and longevity. Here are the maintenance requirements typically associated with water-lubricated air compressors:
- Regular water quality checks: It is essential to monitor the quality of the water used for lubrication in the compressor. Regular water analysis helps identify any potential contaminants, such as minerals or impurities, that may affect compressor performance or lead to corrosion. If necessary, appropriate water treatment measures should be taken to maintain the desired water quality.
- Drain and flush water systems: Periodically draining and flushing the water systems of the compressor helps remove any sediment, debris, or accumulated contaminants. This prevents blockages, maintains water flow, and ensures the cleanliness of the system.
- Inspect and clean filters: Filters in the water system, such as intake filters or water separation filters, should be inspected regularly and cleaned or replaced as needed. Clean filters help maintain proper water flow, prevent clogging, and protect internal components from damage or corrosion.
- Check for leaks: Regularly inspect the compressor system for any signs of water leaks. Leaks can lead to water loss, reduced lubrication performance, and potential damage to the compressor components. Any identified leaks should be promptly repaired to maintain the integrity of the system.
- Monitor and maintain proper water levels: Ensure that the water levels in the compressor are maintained within the recommended range. Low water levels can result in inadequate lubrication and increased friction, while high water levels may lead to excessive moisture in the system. Regularly check and adjust the water levels as necessary.
- Inspect and maintain cooling systems: Water-lubricated compressors often utilize water for cooling purposes. Inspect and maintain the cooling systems, such as heat exchangers or radiators, to ensure proper heat dissipation. Clean any accumulated debris or deposits that may impede cooling efficiency.
- Follow manufacturer guidelines: It is crucial to follow the manufacturer’s maintenance guidelines and recommendations specific to the water-lubricated air compressor model being used. These guidelines may include additional maintenance tasks or intervals that are necessary for optimal performance and warranty compliance.
Regular and proactive maintenance of water-lubricated air compressors helps ensure their reliable operation, extends their lifespan, and minimizes the risk of performance issues or component failures. It is advisable to consult the compressor’s documentation and seek guidance from the manufacturer or a qualified technician to establish a comprehensive maintenance routine specific to the equipment.


editor by CX 2024-01-22
China Good quality Air Conditioner Compressor Portable Piston Direct Driven Air Compressor air compressor oil
Product Description
Oil Free Low-Noise Portable Piston air compressor
Made by Aluminum alloy
Small body, small weight
High pressure and Oil free
The high press air compressor made by aluminum alloy, that make it samll body and small weight.
The products are widely used for new energy bus, truck, Environmental Protection Engineering, Electronic Engineering, industry absorbing, etc. Our factory passed the CCC authentication in 2003, and passed the certificate of CE Standard in 2006. Which assureed the security quality of the products. The technology of our factory is advanced. We imported and used the international advanced technology to make the fight of the quality. Now our products are exported to European countries and America. There are over 300 distributors by special arrangement sellors all over China to provide best service.
If you need details specification of our ring blower, please feel freely to contact us by email, we will offer you details such as Voltage, Current, Frequency, Air flux, Air pressure, Power, Noise, to meet your necessary.
Welcome to send us your product drawings for quotation.
Small quantity order is acceptable.
We pay attention to your inquriy, and take quotation as our
important work.
ZheJiang CHINAMFG Electrical Machinery Equipment Co., Ltd
Contact man: Austin.Wang
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Yes |
|---|---|
| Warranty: | 24 Month |
| Oil or Not: | Oil Free |
| Structure: | Rotary Vacuum Pump |
| Exhauster Method: | Entrapment Vacuum Pump |
| Vacuum Degree: | High Vacuum |
| Samples: |
US$ 200/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
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What role do air dryers play in compressed air systems?
Air dryers play a crucial role in compressed air systems by removing moisture and contaminants from the compressed air. Compressed air, when generated, contains water vapor from the ambient air, which can condense and cause issues in the system and end-use applications. Here’s an overview of the role air dryers play in compressed air systems:
1. Moisture Removal:
Air dryers are primarily responsible for removing moisture from the compressed air. Moisture in compressed air can lead to problems such as corrosion in the system, damage to pneumatic tools and equipment, and compromised product quality in manufacturing processes. Air dryers utilize various techniques, such as refrigeration, adsorption, or membrane separation, to reduce the dew point of the compressed air and eliminate moisture.
2. Contaminant Removal:
In addition to moisture, compressed air can also contain contaminants like oil, dirt, and particles. Air dryers help in removing these contaminants to ensure clean and high-quality compressed air. Depending on the type of air dryer, additional filtration mechanisms may be incorporated to enhance the removal of oil, particulates, and other impurities from the compressed air stream.
3. Protection of Equipment and Processes:
By removing moisture and contaminants, air dryers help protect the downstream equipment and processes that rely on compressed air. Moisture and contaminants can negatively impact the performance, reliability, and lifespan of pneumatic tools, machinery, and instrumentation. Air dryers ensure that the compressed air supplied to these components is clean, dry, and free from harmful substances, minimizing the risk of damage and operational issues.
4. Improved Productivity and Efficiency:
Utilizing air dryers in compressed air systems can lead to improved productivity and efficiency. Dry and clean compressed air reduces the likelihood of equipment failures, downtime, and maintenance requirements. It also prevents issues such as clogging of air lines, malfunctioning of pneumatic components, and inconsistent performance of processes. By maintaining the quality of compressed air, air dryers contribute to uninterrupted operations, optimized productivity, and cost savings.
5. Compliance with Standards and Specifications:
Many industries and applications have specific standards and specifications for the quality of compressed air. Air dryers play a vital role in meeting these requirements by ensuring that the compressed air meets the desired quality standards. This is particularly important in industries such as food and beverage, pharmaceuticals, electronics, and automotive, where clean and dry compressed air is essential for product integrity, safety, and regulatory compliance.
By incorporating air dryers into compressed air systems, users can effectively control moisture and contaminants, protect equipment and processes, enhance productivity, and meet the necessary quality standards for their specific applications.
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How are air compressors employed in the mining industry?
Air compressors play a crucial role in the mining industry, providing reliable and efficient power for various mining operations. Here are some common applications of air compressors in mining:
1. Exploration and Drilling:
Air compressors are used during exploration and drilling activities in the mining industry. Compressed air is used to power drilling rigs, pneumatic hammers, and other drilling equipment. The high-pressure air generated by the compressor helps in drilling boreholes, extracting core samples, and exploring potential mineral deposits.
2. Ventilation and Air Quality Control:
Air compressors are employed in underground mining to provide ventilation and control air quality. Compressed air is used to operate ventilation fans and air circulation systems, ensuring adequate airflow and removing harmful gases, dust, and fumes from the mining tunnels and work areas.
3. Material Conveyance:
In mining operations, air compressors are used for material conveyance. Pneumatic systems powered by air compressors are utilized to transport materials such as coal, ore, and other minerals. Compressed air is used to operate pneumatic conveyors, pumps, and material handling equipment, allowing for efficient and controlled movement of bulk materials.
4. Dust Suppression:
Air compressors are employed for dust suppression in mining areas. Compressed air is used to spray water or other suppressants to control dust generated during mining activities. This helps in maintaining a safe and healthy work environment, reducing the risks associated with dust inhalation and improving visibility.
5. Instrumentation and Control:
Air compressors are used for instrumentation and control purposes in mining operations. Compressed air is utilized to power pneumatic control systems, control valves, and actuators. These systems regulate the flow of fluids, control equipment movements, and ensure the proper functioning of various mining processes.
6. Explosive Applications:
In mining, air compressors are used for explosive applications. Compressed air is employed to power pneumatic tools used for rock fragmentation, such as rock drills and pneumatic breakers. The controlled power of compressed air enables safe and efficient rock breaking without the need for traditional explosives.
7. Maintenance and Repair:
Air compressors are essential for maintenance and repair activities in the mining industry. Compressed air is used for cleaning machinery, removing debris, and powering pneumatic tools for equipment maintenance and repair tasks. The versatility and portability of air compressors make them valuable assets in maintaining mining equipment.
It is important to note that different mining operations may have specific requirements and considerations when selecting and using air compressors. The size, capacity, and features of air compressors can vary based on the specific mining application and environmental conditions.
By utilizing air compressors effectively, the mining industry can benefit from increased productivity, improved safety, and efficient operation of various mining processes.
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Can you explain the basics of air compressor terminology?
Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:
1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.
2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.
3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.
4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.
6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.
7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.
8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.
9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.
These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.


editor by CX 2024-01-15
China Standard 220V Compressor 15L 1.1kw Portable Piston Direct Driven Air Compressor with Hot selling
Product Description
About company:
HangZhou Shangyang Trading Co., Ltd. is a foreign trade technology enterprise focusing on providing air compressor products. The company has obvious advantages in the whole industry in terms of technical strength, business communication ability and quality control.
The company’s products mainly include air compressor, welding machine, cleaning machine, water pump, motor, etc., sold to more than 80 countries and regions around the world; And long-term for Europe, North and South America and other CHINAMFG brands and end sellers to provide high-quality air compressor products; The cooperation with these customers enables the company’s products to meet the technical and quality requirements of the mainstream markets in Europe and America.
Product Description:
| Model No. | HL1515 |
| Motor Power | 1.1kW/1.5HP |
| Speed | 2850/3400rpm |
| Max Delivery | 126/150 L/min |
| Working Pressure | 8 Bar |
| 115 Psi | |
| Tank Volume | 15 L |
| 3.9 Gallon | |
| Weight | 17kgs |
| Dimension | 56*23*52cm |
Common Problem:
Q1. How can I get a quotation of the electric air compressor?
A. Leave us message with your purchase requirements and we will reply you within 1 hour on working
time. Or you may contact us directly by Trade Manager.
Q2. Can you do the OEM for us?
A. Yes, OEM are welcome.
Q3. How about your company’s quality control?
A. We have a professional QA & QC team and will fully track the orders from the very beginning to the very end, such as checking
the materail, supervising the production, checking the finished product, inspecting the packing, ect.
Q4. Can I get a sample to check the quality?
A. We are glad to offer you samples for test. And there is a discount for Trade Assurance Sample Order.
Q5. What about the lead time for bulk production?
A. It will depend on the order quantity, normally it will be 25 days after the deposit.
Service:
| before sales | 1.24 hours online service . 2.Any inquiries will be replied within 12 hours. 3.Offer professional machine details and information. 4.Technology knowledge share . |
| on sale |
1.Protect the client payment security . more better. |
| after sales |
1.Fast delivery and test and adjust machine working well before delivery. |
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Overseas Third-Party Support Available |
|---|---|
| Warranty: | 0ne Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Cylinder Arrangement: | Duplex Arrangement |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
|
|---|
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Can air compressors be used for shipbuilding and maritime applications?
Air compressors are widely used in shipbuilding and maritime applications for a variety of tasks and operations. The maritime industry relies on compressed air for numerous essential functions. Here’s an overview of how air compressors are employed in shipbuilding and maritime applications:
1. Pneumatic Tools and Equipment:
Air compressors are extensively used to power pneumatic tools and equipment in shipbuilding and maritime operations. Pneumatic tools such as impact wrenches, drills, grinders, sanders, and chipping hammers require compressed air to function. The versatility and power provided by compressed air make it an ideal energy source for heavy-duty tasks, maintenance, and construction activities in shipyards and onboard vessels.
2. Painting and Surface Preparation:
Air compressors play a crucial role in painting and surface preparation during shipbuilding and maintenance. Compressed air is used to power air spray guns, sandblasting equipment, and other surface preparation tools. Compressed air provides the force necessary for efficient and uniform application of paints, coatings, and protective finishes, ensuring the durability and aesthetics of ship surfaces.
3. Pneumatic Actuation and Controls:
Air compressors are employed in pneumatic actuation and control systems onboard ships. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control propulsion systems, and manage various shipboard processes. Pneumatic control systems offer reliability and safety advantages in maritime applications.
4. Air Start Systems:
In large marine engines, air compressors are used in air start systems. Compressed air is utilized to initiate the combustion process in the engine cylinders. The compressed air is injected into the cylinders to turn the engine’s crankshaft, enabling the ignition of fuel and starting the engine. Air start systems are commonly found in ship propulsion systems and power generation plants onboard vessels.
5. Pneumatic Conveying and Material Handling:
In shipbuilding and maritime operations, compressed air is used for pneumatic conveying and material handling. Compressed air is utilized to transport bulk materials, such as cement, sand, and grain, through pipelines or hoses. Pneumatic conveying systems enable efficient and controlled transfer of materials, facilitating construction, cargo loading, and unloading processes.
6. Air Conditioning and Ventilation:
Air compressors are involved in air conditioning and ventilation systems onboard ships. Compressed air powers air conditioning units, ventilation fans, and blowers, ensuring proper air circulation, cooling, and temperature control in various ship compartments, cabins, and machinery spaces. Compressed air-driven systems contribute to the comfort, safety, and operational efficiency of maritime environments.
These are just a few examples of how air compressors are utilized in shipbuilding and maritime applications. Compressed air’s versatility, reliability, and convenience make it an indispensable energy source for various tasks and systems in the maritime industry.
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Can air compressors be integrated into automated systems?
Yes, air compressors can be integrated into automated systems, providing a reliable and versatile source of compressed air for various applications. Here’s a detailed explanation of how air compressors can be integrated into automated systems:
Pneumatic Automation:
Air compressors are commonly used in pneumatic automation systems, where compressed air is utilized to power and control automated machinery and equipment. Pneumatic systems rely on the controlled release of compressed air to generate linear or rotational motion, actuating valves, cylinders, and other pneumatic components. By integrating an air compressor into the system, a continuous supply of compressed air is available to power the automation process.
Control and Regulation:
In automated systems, air compressors are often connected to a control and regulation system to manage the compressed air supply. This system includes components such as pressure regulators, valves, and sensors to monitor and adjust the air pressure, flow, and distribution. The control system ensures that the air compressor operates within the desired parameters and provides the appropriate amount of compressed air to different parts of the automated system as needed.
Sequential Operations:
Integration of air compressors into automated systems enables sequential operations to be carried out efficiently. Compressed air can be used to control the timing and sequencing of different pneumatic components, ensuring that the automated system performs tasks in the desired order and with precise timing. This is particularly useful in manufacturing and assembly processes where precise coordination of pneumatic actuators is required.
Energy Efficiency:
Air compressors can contribute to energy-efficient automation systems. By incorporating energy-saving features such as Variable Speed Drive (VSD) technology, air compressors can adjust their power output according to the demand, reducing energy consumption during periods of low activity. Additionally, efficient control and regulation systems help optimize the use of compressed air, minimizing waste and improving overall energy efficiency.
Monitoring and Diagnostics:
Integration of air compressors into automated systems often includes monitoring and diagnostic capabilities. Sensors and monitoring devices can be installed to collect data on parameters such as air pressure, temperature, and system performance. This information can be used for real-time monitoring, preventive maintenance, and troubleshooting, ensuring the reliable operation of the automated system.
When integrating air compressors into automated systems, it is crucial to consider factors such as the specific requirements of the automation process, the desired air pressure and volume, and the compatibility of the compressor with the control and regulation system. Consulting with experts in automation and compressed air systems can help in designing an efficient and reliable integration.
In summary, air compressors can be seamlessly integrated into automated systems, providing the necessary compressed air to power and control pneumatic components, enabling sequential operations, and contributing to energy-efficient automation processes.
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Can you explain the basics of air compressor terminology?
Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:
1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.
2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.
3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.
4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.
6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.
7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.
8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.
9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.
These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.


editor by CX 2024-01-12
China Custom Industrial Stationary Similar CHINAMFG Rand CHINAMFG 7 8 10 Bar Medical Oil Free Electric Direct Driven Pmsm Pm VSD Rotary Screw Type Air Compressor with high quality
Product Description
Germany Technology Industrial Silent Oil-free Electrical Rotary Oil Free Screw Air Compressor
Water-lubricated Oil-free Screw Air Compressor Advantages
1.Clean air 100% oil-free
2.Use water instead of oil, higher cooling efficiency and compression efficiency
3.Optimal isothermal compression
4.Powerful MAM microcomputer controller and touch screen
5.Reasonable Structure, with perfect balancing
6.Components made of anti-rust and anti-corrosion materials ensure the durability
7.Significant energy saving, environmental-friendly and pollution-free
8.Designed especially for medical, pharmacy, instrument, coating, chemical industry and food processing, etc.
Water lubricated oil free compressor-technical parameters:
| Model | Work pressure | Capacity | Power | Noise | Inlet and outlet diameters of cooling water | Water inlet & outlet T/H |
Lubricating water L |
Dimensions | Weight | Air outlet diameter
|
| WZS-06PMA | 8.5 | 0.3~0.78 | 5.5 | 57 | 3/4″ | 1.5 | 10 | 800x800x1100 | 460 | 3/4″ |
| 10.5 | 0.2~0.65 | |||||||||
| WZS-08PMA | 8.5 | 0.35~1.17 | 7.5 | 57 | 3/4″ | 2 | 10 | 800x800x1100 | 510 | 3/4″ |
| 10.5 | 0.3~1.05 | |||||||||
| 12.5 | 0.24~0.81 | |||||||||
| WZS-11PMA | 8.5 | 0.54~1.72 | 11 | 60 | 1″ | 2.5 | 26 | 1200x800x1300 | 620 | 3/4″ |
| 10.5 | 0.45~1.42 | |||||||||
| 12.5 | 0.35~1.10 | |||||||||
| WZS-15PMA | 8.5 | 0.75~2.43 | 15 | 60 | 1″ | 3.5 | 26 | 1200x800x1300 | 670 | 1″ |
| 10.5 | 0.65~2.17 | |||||||||
| 12.5 | 0.6~1.85 | |||||||||
| WZS-18PMA | 8.5 | 0.9~3.13 | 18.5 | 63 | 1″ | 4 | 30 | 1400x1000x1520 | 730 | 1″ |
| 10.5 | 0.9~2.82 | |||||||||
| 12.5 | 0.6~2.05 | |||||||||
| WZS-22PMA | 8.5 | 1.1~3.62 | 22 | 63 | 1 1/2″ | 5 | 30 | 1400x1000x1520 | 780 | 1″ |
| 10.5 | 0.97~3.21 | |||||||||
| 12.5 | 0.85~2.78 | |||||||||
| WZS-30PMA | 8.5 | 1.55~5.12 | 30 | 66 | 1 1/2″ | 7 | 40 | 1500x1150x1500 | 1150 | 1 1/2″ |
| 10.5 | 1.255~4.43 | |||||||||
| 12.5 | 1.1~3.63 | |||||||||
| WZS-37PMA | 8.5 | 1.91~6.30 | 37 | 66 | 1 1/2″ | 9 | 40 | 1500x1150x1500 | 1200 | 1 1/2″ |
| 10.5 | 1.60~5.33 | |||||||||
| 12.5 | 1.42~4.77 | |||||||||
| WZS-45PMA | 8.5 | 2.50~8.30 | 45 | 68 | 1 1/2″ | 10 | 90 | 1800x1300x1750 | 1490 | 2″ |
| 10.5 | 1.91~6.30 | |||||||||
| 12.5 | 1.70~5.56 | |||||||||
| WZS-55PMA | 8.5 | 3.0~9.76 | 55 | 69 | 1 1/2″ | 12 | 100 | 1800x1300x1750 | 1570 | 2″ |
| 10.5 | 2.60~8.55 | |||||||||
| 12.5 | 2.30~7.67 | |||||||||
| WZS-75PMA | 8.5 | 3.95~13.00 | 75 | 72 | 1 1/2″ | 18 | 100 | 1800x1300x1750 | 1750 | 2″ |
| 10.5 | 3.40~11.50 | |||||||||
| 12.5 | 3.0~9.70 | |||||||||
| WZS-90PMA | 8.5 | 5.0~16.60 | 90 | 73 | 1 1/2″ | 20 | 120 | 2200x1550x1800 | 2450 | 2 1/2″ |
| 10.5 | 4.30~14.66 | |||||||||
| 12.5 | 3.72~12.60 | |||||||||
| WZS-110PMA | 8.5 | 6.0~19.97 | 110 | 77 | 1 1/2″ | 24 | 120 | 2200x1550x1800 | 2580 | 2 1/2″ |
| 10.5 | 5.0~16.66 | |||||||||
| 12.5 | 4.65~15.56 | |||||||||
| WZS-132PMA | 8.5 | 6.75~22.52 | 132 | 77 | 2″ | 30 | 120 | 2200x1550x1800 | 2700 | 2 1/2″ |
| 10.5 | 6.0~19.97 | |||||||||
| 12.5 | 5.07~16.90 | |||||||||
| WZS-160PMA | 8.5 | 8.5~28.11 | 160 | 79 | 3″ | 35 | 160 | 3000x1800x2100 | 3900 | 3″ |
| 10.5 | 706~25.45 | |||||||||
| 12.5 | 6.7~22.52 | |||||||||
| WZS-185PMA | 8.5 | 10~33.97 | 185 | 79 | 3″ | 38 | 160 | 3000x1800x2100 | 4050 | 3″ |
| 10.5 | 8.72~29.00 | |||||||||
| 12.5 | 7075~25.210 | |||||||||
| WZS-200PMA | 8.5 | 11.2~36.75 | 200 | 80 | 4″ | 42 | 200 | 3100x1850x2100 | 4200 | 4″ |
| 10.5 | 9.68~32.78 | |||||||||
| 12.5 | 9.2~29.24 | |||||||||
| WZS-220PMA | 8.5 | 12.2~39.67 | 220 | 80 | 4″ | 47 | 200 | 3100x1850x2100 | 4400 | 4″ |
| 10.5 | 11.2~36.75 | |||||||||
| 12.5 | 9.0~29.63 | |||||||||
| WZS-250PMA | 8.5 | 13.5~44.78 | 250 | 80 | 4″ | 53 | 200 | 3100x1850x2100 | 4800 | 4″ |
| 10.5 | 12.3~39.67 | |||||||||
| 12.5 | 10.2~33.97 |
Wan CHINAMFG Certification
Wan CHINAMFG Exhibition
FAQ
1. OEM/ODM, or customer’ s logo printed is available?
Yes, OEM/ODM, customer’s logo is welcomed.
2. Delivery date?
Usually 5-25 working days after receiving deposit, specific delivery date based on order quantity.
3. What’s your payment terms?
Regularly doing 30% deposit and 70% balance by T/T, Western Union, Paypal, other payment terms also can be discussed based on our cooperation.
4. How to control your quality?
We have professional QC team, control the quality during the mass production and inspect the products before shipping.
5. If we don’ t have shipping forwarder in China , would you do this for us?
We can offer you best shipping line to ensure you can get the goods timely at best price.
6. I never come to China before , can you be my guide in China?
Sure , I’m glad to be your guide because our company directly located in ZheJiang , where is the most famous city in China, if you want to come China then we are happy to provide you one-stop service, such as booking ticket, picking up at the airport, booking hotel, accompany visiting factory. It gonna make you an unforgettable memory.
MARKETING NETWORK
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| After-sales Service: | 24/7 Service Support |
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| Warranty: | Unit 1 Year, Air End 2 Years |
| Lubrication Style: | Oil-free |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Are There Specific Water Treatment Requirements for Water-Lubricated Compressors?
Water-lubricated compressors often have specific water treatment requirements to ensure optimal performance, prevent equipment damage, and maintain the desired water quality. Here’s a detailed explanation of the water treatment considerations for water-lubricated compressors:
Water Quality:
- Purity: The water used for lubrication should be clean and free from impurities, contaminants, or excessive minerals. Impurities in the water can lead to corrosion, blockages, and reduced lubrication effectiveness. Water sources should be evaluated to ensure they meet the required purity standards.
- Chemical Composition: The chemical composition of the water should be within acceptable limits to avoid any adverse reactions with compressor components or lubricants. Certain water characteristics, such as pH, alkalinity, hardness, and conductivity, need to be monitored and controlled to prevent issues like scaling, fouling, or chemical reactions.
Water Treatment Methods:
- Filtration: Filtration systems are commonly used to remove particulate matter, sediment, or debris from the water. Filters can range from simple strainers to more advanced filtration systems, depending on the specific water quality requirements and the level of filtration needed.
- Water Softening: If the water has high levels of hardness minerals, such as calcium and magnesium, water softening methods may be necessary. Water softeners use ion exchange or other processes to remove the hardness minerals, which can help prevent scaling and reduce the risk of deposits in the compressor system.
- Reverse Osmosis (RO): Reverse osmosis is a water treatment method that uses a semi-permeable membrane to remove dissolved solids, ions, and impurities from the water. RO systems can effectively reduce the total dissolved solids (TDS) and improve the overall water quality, making it suitable for water-lubricated compressors.
- Chemical Treatment: In some cases, chemical treatments may be required to control water chemistry parameters, such as pH or alkalinity. Chemical additives can be used to adjust or stabilize water chemistry within the desired range, preventing corrosion, scaling, or other issues.
Water treatment requirements for water-lubricated compressors can vary depending on factors such as the compressor design, operating conditions, water source quality, and specific application requirements. It is essential to consult the compressor manufacturer’s recommendations and guidelines regarding water treatment. The manufacturer’s guidelines will provide specific information on water quality limits, treatment methods, and any required maintenance procedures related to water treatment.
Regular monitoring of water quality, including periodic testing and analysis, is recommended to ensure that the water treatment measures are effective and the desired water quality is maintained. Water treatment systems should be properly maintained and periodically serviced to ensure their optimal performance and prevent any potential issues that could affect the operation and longevity of water-lubricated compressors.
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How Do Water-Lubricated Air Compressors Compare in Terms of Maintenance Costs?
When comparing water-lubricated air compressors to other types of compressors, there are several factors that can influence the maintenance costs. Here’s a detailed explanation of how water-lubricated air compressors compare in terms of maintenance costs:
Initial Investment:
- Higher Initial Cost: Water-lubricated air compressors tend to have a higher initial cost compared to oil-lubricated compressors. This is primarily due to the additional components required for the water-lubrication system, such as water pumps, filters, and separators. The higher initial investment can impact the overall cost of the compressor system.
Lubrication System Maintenance:
- Water Treatment and Filtration: Water-lubricated compressors may require additional maintenance for water treatment and filtration systems. Regular monitoring, maintenance, and replacement of filters or treatment media are necessary to ensure the water quality remains suitable for lubrication. The cost of water treatment and filtration maintenance should be considered in the overall maintenance costs.
- Water Quality Monitoring: Monitoring the quality of the water used in water-lubricated compressors is crucial. This may involve periodic water analysis, temperature monitoring, and water chemistry checks. The cost of water quality monitoring should be factored into the maintenance costs.
Component Lifespan and Replacement:
- Extended Component Lifespan: Proper water-lubrication and cooling can contribute to the extended lifespan of compressor components. Reduced friction, effective cooling, and contaminant control can minimize wear and damage to components, leading to lower replacement costs over time. Water-lubricated compressors may have advantages in terms of component longevity, potentially reducing the frequency of component replacements.
Corrosion Prevention:
- Corrosion Protection Measures: Water-lubricated compressors require corrosion prevention measures due to the presence of water within the system. Corrosion-resistant materials, coatings, or regular maintenance procedures are necessary to prevent corrosion-related issues. The cost of implementing and maintaining corrosion protection measures should be considered in the overall maintenance costs.
Overall, the maintenance costs of water-lubricated air compressors can vary depending on factors such as the specific design and components of the compressor, the quality of the water used, the effectiveness of water treatment and filtration systems, and the implementation of corrosion prevention measures. While water-lubricated compressors may have higher initial costs and additional maintenance requirements, they can potentially offer advantages in terms of extended component lifespan, reduced component replacements, and effective lubrication. It is important to consider these factors and consult the manufacturer’s guidelines to accurately assess the maintenance costs associated with water-lubricated air compressors.
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Are Water Lubrication Air Compressors More Environmentally Friendly?
Water lubrication in air compressors offers several environmental benefits compared to traditional lubrication methods. Here are some reasons why water lubrication is considered more environmentally friendly:
- Non-toxic and biodegradable: Water is a natural substance that is non-toxic and biodegradable. It does not contain harmful chemicals or additives that can pollute the air or water systems. When water lubricants are used in air compressors, there is a reduced risk of environmental contamination.
- Reduced air pollution: Traditional lubricants, such as oils or synthetic lubricants, can release volatile organic compounds (VOCs) into the air during operation. VOCs contribute to air pollution and can have detrimental effects on human health and the environment. Water lubrication eliminates the release of VOCs, resulting in improved air quality and reduced air pollution.
- Minimized water pollution: Water lubrication does not introduce additional pollutants into water systems. Unlike oils or synthetic lubricants, water does not leave behind harmful residues or contaminants that can contaminate water sources. This helps to protect aquatic ecosystems and maintain water quality.
- Energy efficiency: Water lubrication can contribute to energy efficiency in air compressors. Water has excellent heat transfer properties, allowing for efficient dissipation of heat generated during compressor operation. By effectively managing heat, water lubrication helps to reduce energy consumption and improve overall compressor efficiency.
- Sustainable resource: Water is a renewable resource that is readily available in nature. Unlike oil or synthetic lubricants, which require extraction and processing, water can be sourced sustainably. This reduces the reliance on finite resources and promotes a more sustainable approach to lubrication in air compressors.
Overall, water lubrication in air compressors is considered more environmentally friendly due to its non-toxic nature, reduced air and water pollution, energy efficiency, and sustainable resource usage.


editor by CX 2024-01-11
China best CHINAMFG Factory Direct Supply Low Noise Driven Diesel Engine Screw Air Compressor for Mining air compressor repair near me
Product Description
Product Parameters
|
LGZJ-31/25-35/18 |
|
|
Pressure (MPa) |
2.5 ~ 1.8 |
|
Air displacement (m3/min) |
31 ~ 35 |
|
Diesel Engine Power (HP) |
Yuchai: 400 |
|
Air outlet size |
G2 * 1,G3/4*1 |
|
Weight (kg) |
4100 |
|
Dimensions (mm) |
3650*2000*2200 |
|
Model of a diesel screw air compressor in a water well |
Exhaust pressure |
Air Freight |
Engine Power |
Exhaust outlets |
Weight |
Dimensions |
|
KSZJ-15/15 |
15 |
15 |
CHINAMFG 190 horsepower |
G2 * 1,G3/4*1 |
2100 |
2600*1520*1800 |
|
KSZJ-18/17A |
17 |
18 |
CHINAMFG 220 horsepower |
G2 * 1,G3/4*1 |
2200 |
2800*1520*1780 |
|
KSZJ-18/17 |
17 |
18 |
CHINAMFG 260 horsepower |
G2 * 1,G3/4*1 |
2700 |
3050*1800 |
|
KSZJ-29/23G |
23 |
29 |
CHINAMFG 400 horsepower |
G2 * 1,G3/4*1 |
4050 |
3500*1950*2030 |
|
KSZJ-29/23-32/17 |
17-23 |
29-32 |
CHINAMFG 400 horsepower |
G2 * 1,G3/4*1 |
4050 |
3500*1950*2030 |
|
LGZJ-31/25-35/18 |
18-25 |
31-35 |
CHINAMFG 400 horsepower |
G2 * 1,G3/4*1 |
4100 |
3650*2000*2200 |
|
LGZJ-35/25-38/20 |
20-25 |
35-38 |
CHINAMFG 550 horsepower |
G2 * 1,G3/4*1 |
4500 |
3500*1950*2320 |
|
LGZJ-35/25-38/20K |
20-25 |
35-38 |
550 horsepower |
G2 * 1,G3/4*1 |
4500 |
3500*1950*2200 |
|
LGZJ-36/30-41/20 |
20-30 |
36-41 |
CHINAMFG 560 horsepower |
G2 * 1,G3/4*1 |
6000 |
3800*2160*2300 |
|
LGZJ-36/30-41/20K |
20-30 |
36-41 |
550 horsepower |
G2 * 1,G3/4*1 |
5800 |
3800*2160*2330 |
|
LGZJ-30/35-35/25 |
25-35 |
30-35 |
CHINAMFG 560 horsepower |
G2 * 1,G3/4*1 |
6000 |
3800*2160*2300 |
|
LGZJ-30/35-35/25K |
25-35 |
30-35 |
550 horsepower |
G2 * 1,G3/4*1 |
5800 |
3800*2160*2330 |
|
LGCG-43/25-37/35 |
25-35 |
43-35 |
CHINAMFG 775 horsepower |
G2 * 1,G3/4*1 |
7000 |
4160*2200*2257 |
Product Description
SKY screw mainframe
Designed according to the pressure of 40bar: rotor profile, high efficiency, flexible design corresponding to the lifting valve, heavy duty design, bearing, better design, high reliability
Heavy-duty diesel engine
Supporting Yuchai, other countries 3 heavy-duty diesel engines. Achieve engine operation within the full range of combustion state. The product has higher reliability, stronger power, and better fuel economy
Computer control system
The whole process displays operating parameters such as running speed, gas supply pressure, oil pressure, exhaust temperature, coolant temperature, and fuel level. With self-diagnosis fault, alarm and shutdown functions, to ensure the safe operation of the machine when unattended.
Cooling system of
The new results of the North American research and development center ensure that the compressor is always in the running state. The vertical oil, water and air coolers with large diameter fans are designed to adapt to cold and hot weather.
Triple filtration system
Air filtration system: Patented, maintenance-free centrifugal air prefilter filters more than 90% of dust and impurities, so that the filter element maintenance and replacement cycle is extended by 5 times; The precision filter layer of the cyclone main air filter removes the remaining dust to ensure that the machine does not wear out, and the safety filter element can make the machine do not stop the air filter maintenance to ensure the safe operation of the machine. Suitable for continuous operation in desert, dusty and other harsh environment;
Oil and gas separation system: reduce the impact of too much or too little oil injection of the separator on the oil content of the compressed air, and always keep the oil content of the compressed air below 3ppm;
Lubricating oil filter with accuracy of 10 microns: ensures minimal wear on running parts. Multiple fuel filters protect the reliability of the engine fuel injection system.
Wheel belt chassis can be added
It can be customized as a 4-wheel portable screw air compressor.
Other Product
Water Well Drilling Rig
Drill Truck
Core Drilling Rig
Air compressor
Company Profile
Wanhai Machinery Co., Ltd., situated in HangZhou, ZheJiang , is a reputable manufacturer specializing in the design, development, production, and distribution of top-notch drilling machinery and equipment. Our extensive product range encompasses a variety of drilling rigs, including oil and gas drilling rigs, water well drilling rigs, core drilling rigs, and more, catering to diverse drilling tasks and scenarios. Our unwavering commitment lies in delivering exceptional products and services that are tailored to meet the specific requirements of each customer. We take pride in our dedicated after-sales team, who promptly and effectively address any concerns or issues that may arise, ensuring utmost customer satisfaction.
We eagerly anticipate establishing enduring, reliable, and mutually beneficial relationships with every customer we serve. Should you express interest in our products, please do not hesitate to reach out to us. We assure you that our team will provide you with the necessary information and assistance to make an informed decision.
At Wanhai Machinery Co., Ltd., we prioritize quality and innovation in all aspects of our operations. Our state-of-the-art manufacturing facilities, coupled with our team of experienced professionals, enable us to consistently deliver drilling machinery and equipment of the highest standards. We stay abreast of the latest technological advancements in the industry, ensuring that our products are at the forefront of efficiency and performance. Furthermore, we understand that each drilling project comes with its unique set of challenges and requirements. Therefore, we offer customized solutions to cater to the specific needs of our customers.
Foreign customer
FAQ
1. Are you a trading company or a manufacturer?
We are a professional manufacturer. Our factory mainly produces water well drilling rigs, core drilling rigs, down-the-hole drilling rigs, pile drivers, etc. The products have been exported to hundreds of countries around the world and enjoy a high reputation all over the world.
2.How to inspect the goods?
1) Support customers to come to the factory for on-site inspection.
2) Support customers to designate third-party companies to inspect goods.
3) Support video inspection.
3.How long is your delivery cycle?
1) In the case of stock, we can deliver the machine within 7 days.
2) Under standard production, we can deliver the machine within 15-20 days.
3) In the case of customization, we can deliver the machine within 25-30 days.
4. What’s your terms of payment?
T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.
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| After-sales Service: | Online Technical Services |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Water Cooling |
| Power Source: | Diesel Engine |
| Cylinder Position: | Horizontal |
| Customization: |
Available
|
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Can air compressors be used for shipbuilding and maritime applications?
Air compressors are widely used in shipbuilding and maritime applications for a variety of tasks and operations. The maritime industry relies on compressed air for numerous essential functions. Here’s an overview of how air compressors are employed in shipbuilding and maritime applications:
1. Pneumatic Tools and Equipment:
Air compressors are extensively used to power pneumatic tools and equipment in shipbuilding and maritime operations. Pneumatic tools such as impact wrenches, drills, grinders, sanders, and chipping hammers require compressed air to function. The versatility and power provided by compressed air make it an ideal energy source for heavy-duty tasks, maintenance, and construction activities in shipyards and onboard vessels.
2. Painting and Surface Preparation:
Air compressors play a crucial role in painting and surface preparation during shipbuilding and maintenance. Compressed air is used to power air spray guns, sandblasting equipment, and other surface preparation tools. Compressed air provides the force necessary for efficient and uniform application of paints, coatings, and protective finishes, ensuring the durability and aesthetics of ship surfaces.
3. Pneumatic Actuation and Controls:
Air compressors are employed in pneumatic actuation and control systems onboard ships. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control propulsion systems, and manage various shipboard processes. Pneumatic control systems offer reliability and safety advantages in maritime applications.
4. Air Start Systems:
In large marine engines, air compressors are used in air start systems. Compressed air is utilized to initiate the combustion process in the engine cylinders. The compressed air is injected into the cylinders to turn the engine’s crankshaft, enabling the ignition of fuel and starting the engine. Air start systems are commonly found in ship propulsion systems and power generation plants onboard vessels.
5. Pneumatic Conveying and Material Handling:
In shipbuilding and maritime operations, compressed air is used for pneumatic conveying and material handling. Compressed air is utilized to transport bulk materials, such as cement, sand, and grain, through pipelines or hoses. Pneumatic conveying systems enable efficient and controlled transfer of materials, facilitating construction, cargo loading, and unloading processes.
6. Air Conditioning and Ventilation:
Air compressors are involved in air conditioning and ventilation systems onboard ships. Compressed air powers air conditioning units, ventilation fans, and blowers, ensuring proper air circulation, cooling, and temperature control in various ship compartments, cabins, and machinery spaces. Compressed air-driven systems contribute to the comfort, safety, and operational efficiency of maritime environments.
These are just a few examples of how air compressors are utilized in shipbuilding and maritime applications. Compressed air’s versatility, reliability, and convenience make it an indispensable energy source for various tasks and systems in the maritime industry.
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What safety precautions should be taken when working with compressed air?
Working with compressed air requires adherence to certain safety precautions to prevent accidents and ensure the well-being of individuals involved. Here are some important safety measures to consider:
1. Personal Protective Equipment (PPE):
Wear appropriate PPE, including safety goggles or a face shield to protect eyes from flying debris or particles, hearing protection to reduce noise exposure, and gloves to safeguard hands from potential hazards.
2. Compressed Air Storage:
Avoid storing compressed air in containers that are not designed for this purpose, such as soda bottles or makeshift containers. Use approved and properly labeled air storage tanks or cylinders that can handle the pressure and are regularly inspected and maintained.
3. Pressure Regulation:
Ensure that the air pressure is regulated to a safe level suitable for the equipment and tools being used. High-pressure air streams can cause serious injuries, so it is important to follow the manufacturer’s recommendations and never exceed the maximum allowable pressure.
4. Air Hose Inspection:
Regularly inspect air hoses for signs of damage, such as cuts, abrasions, or leaks. Replace damaged hoses immediately to prevent potential accidents or loss of pressure.
5. Air Blowguns:
Exercise caution when using air blowguns. Never direct compressed air towards yourself or others, as it can cause eye injuries, hearing damage, or dislodge particles that may be harmful if inhaled. Always point blowguns away from people or any sensitive equipment or materials.
6. Air Tool Safety:
Follow proper operating procedures for pneumatic tools. Ensure that tools are in good working condition, and inspect them before each use. Use the appropriate accessories, such as safety guards or shields, to prevent accidental contact with moving parts.
7. Air Compressor Maintenance:
Maintain air compressors according to the manufacturer’s guidelines. Regularly check for leaks, clean or replace filters, and drain moisture from the system. Proper maintenance ensures the safe and efficient operation of the compressor.
8. Training and Education:
Provide adequate training and education to individuals working with compressed air. Ensure they understand the potential hazards, safe operating procedures, and emergency protocols. Encourage open communication regarding safety concerns and implement a culture of safety in the workplace.
9. Lockout/Tagout:
When performing maintenance or repairs on compressed air systems, follow lockout/tagout procedures to isolate the equipment from energy sources and prevent accidental startup. This ensures the safety of the individuals working on the system.
10. Proper Ventilation:
Ensure proper ventilation in enclosed areas where compressed air is used. Compressed air can displace oxygen, leading to a potential risk of asphyxiation. Adequate ventilation helps maintain a safe breathing environment.
By adhering to these safety precautions, individuals can minimize the risks associated with working with compressed air and create a safer work environment.
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What is the role of air compressor tanks?
Air compressor tanks, also known as receiver tanks or air receivers, play a crucial role in the operation of air compressor systems. They serve several important functions:
1. Storage and Pressure Regulation: The primary role of an air compressor tank is to store compressed air. As the compressor pumps air into the tank, it accumulates and pressurizes the air. The tank acts as a reservoir, allowing the compressor to operate intermittently while providing a steady supply of compressed air during periods of high demand. It helps regulate and stabilize the pressure in the system, reducing pressure fluctuations and ensuring a consistent supply of air.
2. Condensation and Moisture Separation: Compressed air contains moisture, which can condense as the air cools down inside the tank. Air compressor tanks are equipped with moisture separators or drain valves to collect and remove this condensed moisture. The tank provides a space for the moisture to settle, allowing it to be drained out periodically. This helps prevent moisture-related issues such as corrosion, contamination, and damage to downstream equipment.
3. Heat Dissipation: During compression, air temperature increases. The air compressor tank provides a larger surface area for the compressed air to cool down and dissipate heat. This helps prevent overheating of the compressor and ensures efficient operation.
4. Pressure Surge Mitigation: Air compressor tanks act as buffers to absorb pressure surges or pulsations that may occur during compressor operation. These surges can be caused by variations in demand, sudden changes in airflow, or the cyclic nature of reciprocating compressors. The tank absorbs these pressure fluctuations, reducing stress on the compressor and other components, and providing a more stable and consistent supply of compressed air.
5. Energy Efficiency: Air compressor tanks contribute to energy efficiency by reducing the need for the compressor to run continuously. The compressor can fill the tank during periods of low demand and then shut off when the desired pressure is reached. This allows the compressor to operate in shorter cycles, reducing energy consumption and minimizing wear and tear on the compressor motor.
6. Emergency Air Supply: In the event of a power outage or compressor failure, the stored compressed air in the tank can serve as an emergency air supply. This can provide temporary air for critical operations, allowing time for maintenance or repairs to be carried out without disrupting the overall workflow.
Overall, air compressor tanks provide storage, pressure regulation, moisture separation, heat dissipation, pressure surge mitigation, energy efficiency, and emergency backup capabilities. They are vital components that enhance the performance, reliability, and longevity of air compressor systems in various industrial, commercial, and personal applications.


editor by CX 2023-12-21
China factory 185kw 250HP Water Lubricated Direct Driven Oil-Free Single Rotary Screw Air Compressor with Best Sales
Product Description
185kw 250hp Water Lubricated Direct Driven Oil-Free Single Rotary Screw Air Compressor
1.About GREAT:
GREAT air compressor, as 1 leading manufacture &exporter for screw air compressor in China. Founded in 1957 years, coving 20000 square meters. With over 200 skilled employees and 20 R&D research engineers, we focus on the research, production, sales and service for screw air compressor and relative products .Our goal is to provide the high grade and most energy saving compressor for the world customer.
Our main products including screw air compressor, air dryer, air tanker, line filters and other relative compressed air products etc. we passed ISO and CE certificate. Germany standard and 60 years industry experience help us win the domestic and foreign customers praise .From 2016 opened to the world, now exporting to more than 100 countries. We have established a huge sales and service network at home and abroad. We can provide satisfied service such as consulting, training, repairing, spare parts suppling, etc.
“GREAT” as famous china brand for air compressor, our mission is to become a world-famous high-end brand and service for oversea customers. Welcome more oversea agents, dealers and distributors to join us. We also can do the OEM service for big customers
Accoring to the busniness tenet of “high efficiency,engeryg saving, realiability and durable ” GREAT provide you with high-quality products and timely service as well as customized compressed air system solutions.
2. performance characteristics for water- lubricated oil free screw air compressor :
3. Advantages for oil-free water lubrication screw air compressor:
1). No oil, cleaner
The whole air compressor does not need to add any lubricating oil inside to make the outlet gas cleaner.
2). Stainless steel, safer
The parts in contact with compressed air in the system are made of 304 or 316 stainless steel to prevent pollution in the compression process and ensure the safety of gas.
3). low speed, high efficiency, more environmental protection
The main engine and motor are connected by elastic coupling, and there is no gearbox and other variable speed device, which makes the main engine and motor rotate at the same speed, reducing noise and vibration less.
The compression temperature of the host machine is about 50ºC, close to isothermal compression, effectively reducing energy consumption.
Using water as a lubricant, the entire life cycle of the equipment does not produce any waste oil discharge.
4).Simple structure and low maintenance cost
The machine structure is simple, easy to maintain, only need to replace the air rate and water filter element, no lubricating oil, greatly reduce the maintenance cost.
4. Details for GREAT oil free water lubricated screw air compressor :
5.Technical Parameters for oil-free water lubrication screw air compressor:
| Model | Max work pressure (Mpa) | Flow air capacity (m³/min) | Motor power (kw) | Noise (dB) |
Pipe dia. Of cooling water | Cooling water volume (T/H) |
Lubricate water volume | Dimension LXWXH (mm) |
Weight (kg) |
Air outlet |
| TKW-5VA/W | 0.8 | 0.3~0.78 | 5.5 | 58 | 3/4″ | 1.5 | 10 | 800x800x1100 | 460 | 3/4″ |
| 1.0 | 0.2~0.65 | |||||||||
| TKW-7VA/W | 0.8 | 0.35~1.17 | 7.5 | 58 | 3/4″ | 1.5 | 10 | 800x800x1100 | 510 | 3/4″ |
| 1.0 | 0.3~1.05 | |||||||||
| 1.25 | 0.24~0.81 | |||||||||
| TKW-11VA/W | 0.8 | 0.54~1.65 | 11 | 60 | 1″ | 2.5 | 26 | 1200x760x1300 | 620 | 3/4″ |
| 1.0 | 0.45~1.42 | |||||||||
| 1.25 | 0.35~1.10 | |||||||||
| TKW-15VA/W | 0.8 | 0.75~2.43 | 15 | 63 | 1″ | 3.5 | 26 | 1200x760x1300 | 670 | 3/4″ |
| 1.0 | 0.65~2.17 | |||||||||
| 1.25 | 0.6~1.80 | |||||||||
| TKW-18VA/W | 0.8 | 0.9~3.13 | 18.5 | 65 | 1″ | 4 | 30 | 1400x900x1450 | 730 | 1″ |
| 1.0 | 0.9~2.82 | |||||||||
| 1.25 | 0.6~2.05 | |||||||||
| TKW-22VA/W | 0.8 | 1.1~3.52 | 22 | 65 | 1″ | 5 | 30 | 1400x900x1450 | 780 | 1″ |
| 1.0 | 0.97~3.21 | |||||||||
| 1.25 | 0.85~2.78 | |||||||||
| TKW-30VA/W | 0.8 | 1.55~5.12 | 30 | 67 | 1 1/2″ | 7 | 40 | 1550X1150X1500(A) 1500X1150X1300(W) |
1150 | 1 1/4″ |
| 1.0 | 1.255~4.43 | |||||||||
| 1.25 | 1.1~3.63 | |||||||||
| TKW-37VA/W | 0.8 | 1.91~6.30 | 37 | 67 | 1 1/2″ | 9 | 40 | 1550X1150X1500(A) 1500X1150X1300(W) |
1200 | 1 1/4″ |
| 1.0 | 1.60~5.33 | |||||||||
| 1.25 | 1.42~4.77 | |||||||||
| TKW-45VW | 0.8 | 2.5~7.4 | 45 | 68 | 1 1/2″ | 10 | 90 | 1800x1300x1750(A) 1800x1300x1680(W) |
1490 | 2″ |
| 1.0 | 1.91~6.30 | |||||||||
| 1.25 | 1.70~5.56 | |||||||||
| TKW-55VW | 0.8 | 3.0~9.76 | 55 | 70 | 1 1/2″ | 12 | 100 | 1980x1300x1750(A) 1800x1300x1680(W) |
1570 | 2″ |
| 1.0 | 2.60~8.55 | |||||||||
| 1.25 | 2.30~7.67 | |||||||||
| TKW-75VW | 0.8 | 3.95~13.00 | 75 | 73 | 1 1/2″ | 18 | 100 | 1800x1300x1750(W) | 1750 | 2″ |
| 1.0 | 3.4~11.50 | |||||||||
| 1.25 | 3.0~9.70 | |||||||||
| TKW-90VW | 0.8 | 5.0~14.8 | 90 | 73 | 1 1 /2″ | 20 | 120 | 2200x1550x1800 | 2450 | 2 1/2″ |
| 1.0 | 4.30~13.90 | |||||||||
| 1.25 | 3.72~12.60 | |||||||||
| TKW-110VW | 0.8 | 6.0~19.85 | 110 | 78 | 2″ | 24 | 120 | 2200x1550x1800 | 2580 | 2 1/2″
|
| 1.0 | 5.0~16.66 | |||||||||
| 1.25 | 4.65~15.56 | |||||||||
| TKW-132VW | 0.8 | 6.75~23.10 | 132 | 78 | 2″ | 30 | 120 | 2200x1550X1800 | 2700 | 2 1/2″ |
| 1.0 | 6.0~19.97 | |||||||||
| 1.25 | 5.07~16.90 | |||||||||
| TKW-160VW | 0.8 | 8.5~28.11 | 160 | 80 | 3″ | 35 | 160 | 3000X1800X2100 | 3900 | 3″ |
| 1.0 | 7.6~25.45 | |||||||||
| 1.25 | 6.7~22.52 | |||||||||
| TKW-185VW | 0.8 | 10~33.97 | 185 | 80 | 3″ | 38 | 160 | 3000X1800X2100 | 4050 | 3″ |
| 1.0 | 8.72~29.00 | |||||||||
| 1.25 | 7.75~25.21 | |||||||||
| TKW-200VW | 0.8 | 11.2~36.75 | 200 | 80 | 4″ | 42 | 200 | 3100X1850X2100 | 4200 | 4″ |
| 1.0 | 9.68~32.78 | |||||||||
| 1.25 | 9.2~29.24 | |||||||||
| TKW-220VW | 0.8 | 12.2~39.67 | 220 | 80 | 4″ | 47 | 200 | 3100X1850X2100 | 4400 | 4″ |
| 1.0 | 11.2~36.75 | |||||||||
| 1.25 | 9.0~29.63 | |||||||||
| TKW-250VW | 0.8 | 13.5~43.5 | 250 | 80 | 4″ | 53 | 200 | 3100X1850X2100 | 4800 | 4″ |
| 1.0 | 12.2~39.30 | |||||||||
| 1.25 | 10.2~34 |
4.Application :
6.Certification :
7. Packing and shipping :
8. FAQ Industrial Lubricated High Pressure Screw Air Compressor
Q1: Are you factory or trade company?
A1: We are factory.
Q2: Warranty terms of your machine?
A2: One year warranty for the machine and technical support according to your needs.
Q3: Will you provide some spare parts of the machines?
A3: Yes, of course.
Q4: How long will you take to arrange production?
A4: 380V 50HZ we can delivery the goods within 20 days. Other electricity or other color we will delivery within 30 days.
Q5: Can you accept OEM orders?
A5: Yes, with professional design team, OEM orders are highly welcome!
9. Contact :
| Lubrication Style: | Oil-free |
|---|---|
| Cooling System: | Water Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
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Are There Specific Water Treatment Requirements for Water-Lubricated Compressors?
Water-lubricated compressors often have specific water treatment requirements to ensure optimal performance, prevent equipment damage, and maintain the desired water quality. Here’s a detailed explanation of the water treatment considerations for water-lubricated compressors:
Water Quality:
- Purity: The water used for lubrication should be clean and free from impurities, contaminants, or excessive minerals. Impurities in the water can lead to corrosion, blockages, and reduced lubrication effectiveness. Water sources should be evaluated to ensure they meet the required purity standards.
- Chemical Composition: The chemical composition of the water should be within acceptable limits to avoid any adverse reactions with compressor components or lubricants. Certain water characteristics, such as pH, alkalinity, hardness, and conductivity, need to be monitored and controlled to prevent issues like scaling, fouling, or chemical reactions.
Water Treatment Methods:
- Filtration: Filtration systems are commonly used to remove particulate matter, sediment, or debris from the water. Filters can range from simple strainers to more advanced filtration systems, depending on the specific water quality requirements and the level of filtration needed.
- Water Softening: If the water has high levels of hardness minerals, such as calcium and magnesium, water softening methods may be necessary. Water softeners use ion exchange or other processes to remove the hardness minerals, which can help prevent scaling and reduce the risk of deposits in the compressor system.
- Reverse Osmosis (RO): Reverse osmosis is a water treatment method that uses a semi-permeable membrane to remove dissolved solids, ions, and impurities from the water. RO systems can effectively reduce the total dissolved solids (TDS) and improve the overall water quality, making it suitable for water-lubricated compressors.
- Chemical Treatment: In some cases, chemical treatments may be required to control water chemistry parameters, such as pH or alkalinity. Chemical additives can be used to adjust or stabilize water chemistry within the desired range, preventing corrosion, scaling, or other issues.
Water treatment requirements for water-lubricated compressors can vary depending on factors such as the compressor design, operating conditions, water source quality, and specific application requirements. It is essential to consult the compressor manufacturer’s recommendations and guidelines regarding water treatment. The manufacturer’s guidelines will provide specific information on water quality limits, treatment methods, and any required maintenance procedures related to water treatment.
Regular monitoring of water quality, including periodic testing and analysis, is recommended to ensure that the water treatment measures are effective and the desired water quality is maintained. Water treatment systems should be properly maintained and periodically serviced to ensure their optimal performance and prevent any potential issues that could affect the operation and longevity of water-lubricated compressors.
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How Are Water-Lubricated Air Compressors Used in Automotive Applications?
Water-lubricated air compressors find various applications in the automotive industry. Here’s a detailed explanation of how they are used in automotive applications:
Tire Inflation:
- Service Stations: Water-lubricated air compressors are commonly used in automotive service stations for tire inflation. They provide a reliable source of compressed air for quickly and efficiently inflating tires to the recommended pressure. The water lubrication system in these compressors helps to reduce friction and wear on internal components, ensuring smooth operation and extended lifespan.
- Tire Shops: Tire shops often utilize water-lubricated air compressors as part of their tire service equipment. These compressors can supply compressed air for tire inflation, tire mounting and demounting machines, and other pneumatic tools used in tire service and maintenance.
Painting and Finishing:
- Spray Painting: Water-lubricated air compressors are also used in automotive painting and finishing processes. Compressed air is used to power spray guns that apply paint or coatings to vehicles during the painting process. The water lubrication system helps maintain the cleanliness of the compressor and prevents oil contamination, ensuring high-quality paint finishes.
- Sanding and Polishing: Compressed air is often used for sanding and polishing automotive surfaces. Water-lubricated air compressors provide a reliable source of compressed air for pneumatic sanders, polishers, and other air-powered tools used in automotive surface preparation and refinishing.
Brake and Suspension Systems:
- Brake Bleeding: Water-lubricated air compressors can be used during brake bleeding procedures in automotive repair and maintenance. Compressed air is used to purge air bubbles from the brake system, ensuring optimal brake performance and pedal feel. The water lubrication system helps maintain the purity of the compressed air, preventing contamination that could affect the brake system’s functionality.
- Suspension Systems: Air suspension systems in vehicles often rely on compressed air for operation. Water-lubricated air compressors provide a continuous supply of clean and lubricated compressed air for inflating and maintaining the air springs or airbags used in vehicle suspensions.
Diagnostic and Testing Equipment:
- Diagnostic Tools: Water-lubricated air compressors are utilized in automotive diagnostic and testing equipment. Compressed air is used to operate pneumatic diagnostic tools, such as vacuum testers, pressure gauges, and leak detectors, that help diagnose and troubleshoot various vehicle systems.
- Testing and Calibration: Automotive testing and calibration equipment, such as dynamometers and emission testing devices, often require a source of compressed air. Water-lubricated air compressors supply the necessary compressed air for precise and accurate testing of vehicle performance, emissions, and other parameters.
Overall, water-lubricated air compressors play a significant role in various automotive applications, including tire inflation, painting and finishing, brake and suspension systems, and diagnostic and testing equipment. Their use helps ensure efficient and reliable operation, improved productivity, and high-quality results in automotive service, repair, and manufacturing processes.
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How Is Water Quality Crucial for the Performance of These Compressors?
Water quality plays a crucial role in the performance of water-lubricated air compressors. The quality of the water used for lubrication directly impacts the efficiency, reliability, and lifespan of these compressors. Here are the key reasons why water quality is essential for optimal compressor performance:
- Lubrication effectiveness: Water serves as the lubricant in water-lubricated air compressors. The water forms a protective film between moving parts, reducing friction and wear. However, if the water contains impurities or contaminants, it can compromise the lubricating properties. Impurities like minerals, sediments, or dissolved solids can hinder the formation of an effective lubricating film, leading to increased friction and potential damage to the compressor components.
- Corrosion prevention: Water with high mineral content, such as hard water, can promote corrosion within the compressor system. Minerals like calcium and magnesium can react with metal surfaces, leading to rust, scale formation, and degradation of internal components. Corrosion compromises the structural integrity of the compressor, reduces its efficiency, and may result in costly repairs or even premature failure.
- Preventing blockages: Poor water quality can result in the accumulation of sediments, debris, or contaminants within the compressor system. These deposits can block water passages, filters, or valves, impeding the flow of water and affecting the overall performance of the compressor. Restricted water flow may lead to inadequate cooling, reduced lubrication, and compromised efficiency.
- Preventing fouling and fouling-related issues: Fouling refers to the accumulation of organic or inorganic deposits on heat transfer surfaces, such as heat exchangers or radiators, within the compressor system. Poor water quality can contribute to fouling, reducing heat transfer efficiency and impairing the cooling capacity of the compressor. This can result in elevated operating temperatures, decreased performance, and potential damage to the compressor.
- System cleanliness: Clean water is crucial for maintaining a clean and sanitary compressor system, especially in industries like food and beverage or medical applications. Contaminated water can introduce harmful bacteria, microorganisms, or particles into the compressor, posing a risk to product quality, safety, or patient well-being.
To ensure optimal performance and longevity of water-lubricated air compressors, it is important to monitor and maintain the quality of the water used for lubrication. Regular water analysis, proper filtration, and appropriate water treatment measures should be employed to remove impurities, control mineral content, and maintain the desired water quality. By ensuring clean and high-quality water, the compressor can operate efficiently, minimize the risk of component damage, and contribute to a reliable and safe compressed air system.


editor by CX 2023-11-21