Tag Archives: stationary screw air compressor

China Professional Best Price High Quality Pm VSD / VFD Rotary Screw Air Compressor Germany Air End AC Electric Stationary 7.5kw 15kw 22kw 37kw 45kw 55kw with CE & ISO wholesaler

Product Description

Brief Introduction:
Air end: Germany Technology. 30 years designed lifetime.
Motor: 100% rare earth permanent magnet motor.
Inverter: Chinese No. 1 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

Product Parameters

Model	Air Flow (m³/min)				Motor Power	Noise	Outlet Diameter	Dimension	Weight
Model	7bar	8bar	10bar	13bar	kw	dB	inch	WDH (mm)	kg
YP-10A	1.1	1.0	0.85	0.7	7.5	65	G1”	960680960	280
YP-15A	1.8	1.65	1.5	1.3	11	65	G1”	10508301240	380
YP-20A	2.4	2.2	2.1	1.8	15	68	G1”	10508301240	380
YP-25A	3.1	3.0	2.7	2.3	18.5	68	G1”	12008301290	480
YP-30A	3.8	3.6	3.2	2.5	22	68	G1”	12008301290	480
YP-40A	5.3	5.0	4.3	3.6	30	69	G11/2”	130010001540	710
YP-50A	6.6	6.2	5.7	4.6	37	69	G11/2”	130010001540	710
YP-60A	8.0	7.7	6.9	6.0	45	70	G11/2”	150011601700	990
YP-75A	10.5	9.8	8.7	7.3	55	70	G11/2”	150011601700	990
YP-100A	13.6	13.0	11.3	10.1	75	72	G2”	170011801800	1300
YP-125A	16.2	15.4	13.2	11.2	90	72	DN50	185012001900	1400
YP-150A	20.8	19.5	16.5	13.7	110	73	DN65	225012602055	1560
Remarks:
1. working ambinent temperature: -5ºC-45ºC;
2. exhausting air temperature ≤ working ambinent temperature +10ºC-15ºC;
3. starting mode: Y-△;
4. exhausting oil content: <3ppm;
5. certificate: CE/ISO9001/ASME/SGS;
6. voltage: 380V/220V/230V/400V/440V/415V

Detailed Photos

Manufacturing center

Factory Quality Control Process
1.Installation inspection of the whole air compressor: check and confirm the whole machine according to the operation instructions and quality control standards. Main inspection items:
A . Confirm the nose and motor nameplates;
B . Check whether there is oil leakage in the pipeline and oil circuit of the air compressor; C . the air compressor machine screw locking inspection..
2. Rotary screw type air compressor factory test machine, heat engine: test whether the air compressor operation parameters meet the requirements of customers, including voltage, current, working pressure, exhaust volume, etc.Air compressor factory before 48 hours of thermal test, stability confirmation.
3. 24 hours online after-sales service, one-to-1 online guidance installation, debugging, troubleshooting.

OUR TEAM

Gold customers

Exhibition

Air compressor use case

Rotary Screw type air compressor packaging process
1. Screw air compressor packaging is divided into 3 layers from inside to outside:
1) The first layer of protection: spray paint on the surface of the machine to protect the surface of the machine. The fouling pull film is wrapped around the surface of the machine to protect the surface of the paint.
2) The second layer of protection: anti-collision protection of the machine. On the basis of lacquer protection, anti-collision buffer cotton is used to protect the machine against collision.
3) The third layer of protection: the case adopts the overall packaging of the non-fumigation wooden case to protect the machine during transportation.

/* 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:	5 Years for The Air End, and 2 Years for The Whole
Warranty:	2 Years
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical

Customization:	Available \|

air compressor

What is the role of air compressors in power generation?

Air compressors play a significant role in power generation, supporting various operations and equipment within the industry. Here are some key roles of air compressors in power generation:

1. Combustion Air Supply:

Air compressors are used to supply compressed air for the combustion process in power generation. In fossil fuel power plants, such as coal-fired or natural gas power plants, compressed air is required to deliver a steady flow of air to the burners. The compressed air helps in the efficient combustion of fuel, enhancing the overall performance and energy output of the power plant.

2. Instrumentation and Control:

Air compressors are utilized for instrumentation and control systems in power generation facilities. Compressed air is used to operate pneumatic control valves, actuators, and other pneumatic devices that regulate the flow of steam, water, and gases within the power plant. The reliable and precise control provided by compressed air ensures efficient and safe operation of various processes and equipment.

3. Cooling and Ventilation:

In power generation, air compressors are involved in cooling and ventilation applications. Compressed air is used to drive air-operated cooling fans and blowers, providing adequate airflow for cooling critical components such as generators, transformers, and power electronics. The compressed air also assists in maintaining proper ventilation in control rooms, substations, and other enclosed spaces, helping to dissipate heat and ensure a comfortable working environment.

4. Cleaning and Maintenance:

Air compressors are employed for cleaning and maintenance tasks in power generation facilities. Compressed air is utilized to blow away dust, dirt, and debris from equipment, machinery, and electrical panels. It helps in maintaining the cleanliness and optimal performance of various components, reducing the risk of equipment failure and improving overall reliability.

5. Pneumatic Tools and Equipment:

In power generation plants, air compressors provide the necessary compressed air for operating pneumatic tools and equipment. These tools include impact wrenches, pneumatic drills, grinders, and sandblasting equipment, which are utilized for installation, maintenance, and repair tasks. The high-pressure air generated by compressors enables efficient and reliable operation of these tools, enhancing productivity and reducing manual effort.

6. Nitrogen Generation:

Sometimes, air compressors are used in power generation for nitrogen generation. Compressed air is passed through a nitrogen generator system, which separates nitrogen from other components of air, producing a high-purity nitrogen gas stream. Nitrogen is commonly used in power plant applications, such as purging systems, blanketing in transformers, and generator cooling, due to its inert properties and low moisture content.

7. Start-up and Emergency Systems:

Air compressors are an integral part of start-up and emergency systems in power generation. Compressed air is utilized to power pneumatic starters for gas turbines, providing the initial rotation needed to start the turbine. In emergency situations, compressed air is also used to actuate emergency shutdown valves, safety systems, and fire suppression equipment, ensuring the safe operation and protection of the power plant.

Overall, air compressors contribute to the efficient and reliable operation of power generation facilities, supporting combustion processes, control systems, cooling, cleaning, and various other applications critical to the power generation industry.

air compressor

How are air compressors used in refrigeration and HVAC systems?

Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:

1. Refrigerant Compression:

In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.

2. Refrigeration Cycle:

The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.

3. HVAC Cooling and Heating:

In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.

4. Air Conditioning:

Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.

5. Compressor Types:

Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.

6. Energy Efficiency:

Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.

By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.

air compressor

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.

China Professional Best Price High Quality Pm VSD / VFD Rotary Screw Air Compressor Germany Air End AC Electric Stationary 7.5kw 15kw 22kw 37kw 45kw 55kw with CE & ISO wholesaler
editor by CX 2024-02-21

China manufacturer Air Compressor with Ghh or CHINAMFG Air End 7.5kw Air Compressor for Stationary Silent Screw Industrial air compressor lowes

Product Description

Air Compressor With GHH or CHINAMFG Air End 7.5KW Air Compressor For Stationary Silent Screw Industrial
New generation of high-efficient imported airend
1.The most advanced spiral tooth type technology
2.New-type 5:6 asymmetrical tooth type
3.German CHINAMFG with large rotator and low rotation speed
4.Adopt top-level quality CHINAMFG taper-roller bearing imported with original packaging from Sweden
5.Relative power increase by more than 5%-10%in gas discharge when compared with that of ordinary machine model

Model	WZS-10AVF
Air Flow/Working pressure	1.0m3/min @ 8.5bar
Air Flow/Working pressure	0.8m3/min @ 10.5bar
Cooling type of COMPRESSOR	Air cooling
Cooling type of MOTOR	Oil cooling
Driven method	Integrated connection
Start way	Soft VSD Start
VSD inverter	INOVANCE / HOLIP / VEICHI
Exhaust Temp.	< ambient temp. +8 degrees
Oil content	<2ppm
Noise	60±2 dB(A)
Power	380VAC/3ph/0~200Hz
Motor power	7.5kw/10hp
Dimension	10006001000mm
Weight	280kg

Before quotation:
1.Before quoting, what should users offer?
1).Discharge pressure (Bar, Mpa or Psi)
2).Air discharge/Air flow/Air capacity (m3/min or CFM)
3).Power supply (220/380V, 50/60Hz, 3Phase)

2.If I don’t know the pressure and air flow, what should I do?
1).Take the picture of nameplate, we will advise the suitable air compressor to you.
2).Tell us what industry you are, we can advise the suitable 1 (so as to air tank / air dryer / air filters).

High Efficiency PM Motor and Energy Saving
*With the high-performance permanent magnet material, PM motor won’t lose magnetism even under 120°c and can run for more than 15 years.
*No motor bearing: permanent magnet rotors is installed directly on the stretch out shaft of Male rotor. This structure doesn’t have the bearing and eliminates the motor bearing fault.
*Comparing to normal variable speed motor, the permanent magnet synchronous motor performs with even better energy efficiency. Especially in the low-speed condition, it can still maintain a high motor efficiency.

SHIPPING
Delivery: time 5-25 working days after payment receipt confirmed(based on actual quantity)
packing:standard export packing. or customized packing as your
Professional: goods shipping forwarder.

FAQ
Q: OEM/ODM, or customers logo printed is available?
Yes, OEM/ODM, customers logo is welcomed.

Q: Delivery date?
Usually 5-25 workdays after receiving deposit, specific delivery date based on order quantity

Q: 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.

Q: How to control your quality?
We have professional QC team, control the quality during the mass production and inspect completely goods before shipping.

Q: 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.

Q: come to China before, can you be my guide in China?
We are happy to provide you orservice, such as booking ticket, pick up at the airport, booking hotel, accompany visiting market or factory

Thank you very much for viewing this page, and wish you a nice day!

Contacts: Vicky Liu
Mob: 173-1655-1856

Web: compressor

/* 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-less
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Horizontal
Structure Type:	Closed Type
Installation Type:	Stationary Type

Customization:	Available \|

air compressor

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.

air compressor

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.

air compressor

Are there portable air compressors available for home use?

Yes, there are portable air compressors specifically designed for home use. These portable models offer convenience, versatility, and ease of use for various tasks around the house. Here are some key points about portable air compressors for home use:

1. Compact and Lightweight: Portable air compressors are typically compact and lightweight, making them easy to transport and store. They are designed with portability in mind, allowing homeowners to move them around the house or take them to different locations as needed.

2. Electric-Powered: Most portable air compressors for home use are electric-powered. They can be plugged into a standard household electrical outlet, eliminating the need for gasoline or other fuel sources. This makes them suitable for indoor use without concerns about emissions or ventilation.

3. Versatile Applications: Portable air compressors can be used for a wide range of home applications. They are commonly used for inflating tires, sports equipment, and inflatable toys. They are also handy for operating pneumatic tools such as nail guns, staplers, and paint sprayers. Additionally, portable air compressors can be used for cleaning tasks, powering airbrushes, and other light-duty tasks around the house.

4. Pressure and Capacity: Portable air compressors for home use typically have lower pressure and capacity ratings compared to larger industrial or commercial models. They are designed to meet the needs of common household tasks rather than heavy-duty applications. The pressure and capacity of these compressors are usually sufficient for most home users.

5. Oil-Free Operation: Many portable air compressors for home use feature oil-free operation. This means they do not require regular oil changes or maintenance, making them more user-friendly and hassle-free for homeowners.

6. Noise Level: Portable air compressors designed for home use often prioritize low noise levels. They are engineered to operate quietly, reducing noise disturbances in residential environments.

7. Cost: Portable air compressors for home use are generally more affordable compared to larger, industrial-grade compressors. They offer a cost-effective solution for homeowners who require occasional or light-duty compressed air applications.

When considering a portable air compressor for home use, it’s important to assess your specific needs and tasks. Determine the required pressure, capacity, and features that align with your intended applications. Additionally, consider factors such as portability, noise level, and budget to choose a suitable model that meets your requirements.

Overall, portable air compressors provide a practical and accessible compressed air solution for homeowners, allowing them to tackle a variety of tasks efficiently and conveniently within a home setting.

China manufacturer Air Compressor with Ghh or CHINAMFG Air End 7.5kw Air Compressor for Stationary Silent Screw Industrial air compressor lowes
editor by CX 2024-02-13

China Custom Hot Sale! 8-13bar 5.5kw-250kw AC Power Stationary Oil Free Water Lubricated Screw Air Compressor with Great quality

Product Description

hot sale! 8-13bar 5.5kw-250kw AC power stationary oil free water lubricated 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
Structure Type:	Closed Type
Installation Type:	Stationary Type
Type:	Twin-Screw Compressor

Customization:	Available \|

air compressor

How Do You Ensure Proper Water Lubrication in Air Compressors?

Proper water lubrication in air compressors is essential for maintaining their performance, efficiency, and longevity. Here’s a detailed explanation of how to ensure proper water lubrication:

Use High-Quality Water: Start by using high-quality water for lubrication. Ideally, the water should be clean, free from impurities, and have the appropriate chemical composition. Impurities or contaminants in the water can lead to increased wear, corrosion, and blockages in the compressor. Water treatment or filtration systems may be necessary to ensure the desired water quality.
Monitor Water Supply: Ensure a consistent and adequate water supply to the compressor. Monitor the flow rate and pressure of the water supply to ensure it meets the requirements of the compressor’s lubrication system. Insufficient water flow can lead to inadequate lubrication, increased friction, and potential damage to the compressor components.
Implement Proper Water Cooling: Compressed air generates heat during the compression process, and effective cooling is crucial to maintain safe operating temperatures and proper water lubrication. Ensure that the cooling mechanisms, such as water jackets or external cooling systems, are properly designed and sized to provide adequate cooling capacity. Monitor and control the water temperature to prevent overheating and ensure optimal lubrication.
Optimize Water Distribution: Proper water distribution within the compressor is essential for effective lubrication. Ensure that the water is evenly distributed to all the necessary lubrication points, such as the bearings or other moving parts. Proper design and installation of water distribution systems, including pipes, fittings, and nozzles, are important to achieve uniform water distribution and prevent any dry spots or inadequate lubrication.
Regular Maintenance: Implement a regular maintenance schedule for the water lubrication system. This includes periodic inspection and cleaning of water filters, strainers, or screens to prevent clogging and maintain proper water flow. Check for any leaks or malfunctions in the water distribution system and promptly address them. Regularly monitor water quality and perform any necessary water treatment or filtration to maintain optimal lubrication conditions.
Follow Manufacturer Guidelines: Always follow the manufacturer’s guidelines and recommendations for water lubrication. Manufacturers provide specific instructions regarding water quality, flow rates, cooling requirements, and maintenance procedures for their compressors. Adhering to these guidelines ensures that the compressor operates within its intended parameters and maintains proper water lubrication.

By following these practices, you can ensure proper water lubrication in air compressors, promoting efficient operation, minimizing wear and tear, and extending the lifespan of the equipment. Regular monitoring, maintenance, and adherence to manufacturer guidelines are crucial to optimize water lubrication and overall compressor performance.

air compressor

Can Water-Lubricated Compressors Be Integrated into Existing Systems?

Yes, water-lubricated compressors can be integrated into existing systems, but certain considerations need to be taken into account. Here’s a detailed explanation of integrating water-lubricated compressors into existing systems:

Space and Compatibility:

Physical Space: Before integrating a water-lubricated compressor into an existing system, it’s important to assess the available physical space. Water-lubricated compressors may require additional components such as water pumps, filters, and separators, which need to be accommodated within the existing system layout.
Compatibility: Compatibility between the water-lubricated compressor and the existing system is crucial. Factors such as pressure ratings, flow rates, electrical requirements, and control systems should be evaluated to ensure a seamless integration. It may be necessary to make modifications or upgrades to the existing system to achieve compatibility.

Water Supply:

Water Source: Integrating a water-lubricated compressor requires a suitable water source. The availability of a clean and reliable water supply should be assessed. The water source can be from a municipal water supply, a well, or other water storage systems depending on the specific requirements of the compressor.
Water Treatment: If the existing water supply does not meet the necessary quality standards for the water-lubricated compressor, water treatment systems may need to be installed. Water treatment can involve filtration, softening, or chemical treatment to ensure the water is clean and suitable for lubrication.

Installation and Configuration:

Professional Installation: Integrating a water-lubricated compressor into an existing system typically requires professional installation. Qualified technicians or engineers with experience in water-lubricated compressors should handle the installation process to ensure proper configuration and alignment with the existing system.
Piping and Connections: The installation may involve connecting the water-lubricated compressor to the existing piping system. Proper sizing, materials, and connections should be used to maintain the integrity of the system and prevent leaks or pressure losses.

System Performance and Optimization:

System Evaluation: After integrating the water-lubricated compressor, it’s important to evaluate the overall performance of the system. This includes assessing the compressor’s efficiency, lubrication effectiveness, cooling capacity, and any potential impacts on the existing components.
System Adjustments: Depending on the findings of the system evaluation, adjustments or fine-tuning may be necessary to optimize the performance of the integrated water-lubricated compressor. This can involve adjusting operating parameters, control settings, or making additional modifications to enhance system efficiency and reliability.

Overall, integrating water-lubricated compressors into existing systems is possible with proper planning, evaluation, and professional installation. Considering factors such as space availability, compatibility, water supply, installation requirements, and system optimization will help ensure a successful integration and the effective operation of the water-lubricated compressor within the existing system.

air compressor

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.

China Custom Hot Sale! 8-13bar 5.5kw-250kw AC Power Stationary Oil Free Water Lubricated Screw Air Compressor with Great quality
editor by CX 2024-02-05

China Good quality Stationary Double Screw Air Compressor Oil Free Dry Air Compressor air compressor lowes

Product Description

Product Description

Stationary air compressors

1. Screw host: professional customized two-stage compression screw host;High pressure and gas capacity;Low energy consumption and long service life;Low maintenance cost.
2.Left and right sides fully open door design: large operation space;Easy access to service points, time-saving and efficient; Centralized chassis discharge of waste liquid, safe and environmental protection;Chassis reinforcement design, strong and durable.
3.Famous brand diesel engine: exquisite manufacturing process, reliable and durable;More powerful, fuel adaptability;Low speed response and strong dynamic performance;The integrated design has lower failure rate and more convenient maintenance;Excellent reliability, low fuel consumption.
4.Controller: Chinese and English control interface, various parameters and lights are clear and practical;With data diagnosis and alarm indication, safe and reliable;Easy to operate, easy to learn.

Details Images

Model	L-SPD670D
Engine displacement	19 m3/min
	317 L/s
	671 CFM
Rated working pressure	19 Bar
Rated working pressure	1.9 Mpa
Compressor oil volume	80 L
Fuel tank capacity	350 L
Noise Level	75 +-/5 dB/A
Ambient temperature	45ºC~-25ºC
Engine Model	6CAT8.3-C260
Rated speed power	196/260kW/hp
Number of cylinders	6
Maximum engine speed	2200rpm
Minimum engine speed	1500rpm
Lubricating oil system capacity	21L
Coolant system capacity	50L
Overall Length	3720mm
Overall Length	4870mm
Overall Width	2140mm
Overall Height	2550mm
Machine weight	4570kg
Machine weight	4710kg
Exhaust valves	1 – G 1 1/2″ 1 – G 2″

Company Profile
HangZhou CHINAMFG Drilling Equipment Co., Ltd. mainly provides holistic drilling solutions, serving the mining, stone crushing, water conservancy drilling industry, to help you solve the problem of drilling at high efficiency and low cost. We mainly provide mobile air compressors, drilling rigs, hammer, drill bit, crushers, underground water detector.We are your trustworthy partner.

FAQ
1.Is it difficult to operate and make the graph?
The instrument is easy to operate and we will send you the detailed operation manual via email.
The detector directly mapping with 1 button, no need computer drawing mapping.
2.What is the accuracy?
Our natural electric field instruments have been made for more than 10 years, with advanced technology and market test. We have obtained many invention patents. Our customer feedback rate reaches 100%. Accuracy over 95%.
3.How about after-sales service?
2 year warranty.Free data service for life.The professional geologist give the suggestions and 24hours online.

/* 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:	Angular
Structure Type:	Closed Type
Installation Type:	Stationary Type

Customization:	Available \|

air compressor

Can Water-Lubricated Compressors Be Used in High-Pressure Applications?

Water-lubricated compressors can be used in high-pressure applications, but there are certain considerations and limitations to keep in mind. Here’s a detailed explanation:

Water-lubricated compressors are typically designed for lower to medium-pressure ranges. They are commonly used in applications where the required discharge pressure does not exceed a certain threshold, typically up to a few hundred pounds per square inch (psi). However, there are specialized water-lubricated compressors available that can handle higher pressures, depending on the specific design and construction.

The ability of a water-lubricated compressor to operate at high pressures depends on several factors:

Compressor Design: The design and construction of the compressor play a crucial role in determining its maximum pressure rating. Compressors designed for high-pressure applications need to have robust components, such as reinforced casings, high-strength materials, and proper sealing mechanisms to withstand the elevated pressures. Special attention should be given to the design of the water-lubricated bearing system to ensure it can handle the increased loads and pressures.
Water Supply and Cooling: High-pressure compressors generate more heat during the compression process, requiring efficient cooling mechanisms to maintain safe operating temperatures. Sufficient water supply and cooling capacity must be available to handle the increased heat load. Adequate flow rates, temperature control, and cooling methods, such as water jackets or external cooling systems, may be necessary to prevent overheating and ensure proper lubrication and cooling of the compressor components.
Water Quality: The quality of the water used for lubrication becomes even more critical in high-pressure applications. Any impurities, contaminants, or minerals present in the water can cause increased wear, corrosion, or blockages, jeopardizing the compressor’s performance and reliability. Water treatment or filtration systems may be required to maintain the desired water quality and prevent damage to the compressor.
Sealing and Leakage Control: As the pressure increases, it becomes more challenging to maintain effective sealing and prevent leakage in the compressor system. Proper sealing mechanisms, such as high-quality seals and gaskets, are essential to ensure minimal leakage and maintain the required pressure levels. Adequate monitoring and maintenance of the sealing components are necessary to prevent energy losses and ensure the compressor’s efficiency.

It’s worth noting that for extremely high-pressure applications, water-lubricated compressors may not be the most suitable choice. In such cases, alternative lubrication methods, such as oil or specialized lubricants, are often preferred to handle the extreme pressures and provide adequate lubrication and cooling.

When considering the use of water-lubricated compressors in high-pressure applications, it is crucial to consult with the compressor manufacturer or a qualified engineer to ensure that the chosen compressor model is specifically designed and rated for the desired pressure range. Proper installation, maintenance, and adherence to the manufacturer’s guidelines are essential to ensure the safe and efficient operation of the compressor in high-pressure conditions.

air compressor

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.

air compressor

Are Water-Lubricated Air Compressors Suitable for Food and Beverage Industries?

Water-lubricated air compressors can be highly suitable for the food and beverage industries due to several reasons:

Food-grade lubrication: Water is a natural and food-grade lubricant. It does not introduce harmful contaminants or chemicals into the production process, ensuring the safety and quality of food and beverage products. Water lubrication eliminates the risk of oil contamination in food products that can occur with oil-lubricated compressors.
Compliance with hygiene standards: The food and beverage industries have strict hygiene standards and regulations. Water-lubricated air compressors align with these standards as water is a clean and sanitary lubricant. It minimizes the risk of cross-contamination and helps maintain a hygienic production environment.
Reduced risk of product contamination: Water lubrication eliminates the possibility of oil carryover or oil vapor entering the compressed air system. This reduces the risk of oil contamination in food and beverage products, ensuring their purity and quality.
Improved product shelf life: Oil-lubricated compressors can release oil aerosols or vapors that may negatively affect the taste, odor, or quality of food and beverage products. Water-lubricated compressors eliminate this concern, contributing to improved product shelf life and maintaining the desired sensory attributes.
Easy cleanup and maintenance: Water lubrication simplifies cleanup and maintenance procedures in food and beverage production facilities. Water does not leave behind sticky residues or require extensive cleaning processes. It facilitates faster and more efficient cleaning, reducing downtime and improving overall productivity.
Environmental friendliness: Water is a sustainable and environmentally friendly lubricant choice. It is non-toxic, biodegradable, and does not contribute to air or water pollution. Using water-lubricated air compressors aligns with the sustainability goals of the food and beverage industries.

Considering these factors, water-lubricated air compressors are well-suited for the food and beverage industries, ensuring compliance with hygiene standards, preventing product contamination, and promoting a safe and sustainable production environment.

China Good quality Stationary Double Screw Air Compressor Oil Free Dry Air Compressor air compressor lowes
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
/* 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:	24/7 Service Support
Warranty:	Unit 1 Year, Air End 2 Years
Lubrication Style:	Oil-free

Customization:	Available \|

.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.

air compressor

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.

air compressor

How Do 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.

air compressor

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.

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
editor by CX 2024-01-11

China wholesaler 7.5kw 10HP Stationary Silent Screw Air Compressor with VSD with Best Sales

Product Description

PM VSD TYPE SCREW AIR COMPRESSOR

* High efficiency power-saving

* Permanent magnet motor

* Frequency Inverter

Model	Power KW	Power HP	Air flow L/min	Pressure bar	Drive Mode
SA-10E	7.5	10	1.2/1.1/0.95/0.8	7/8/10/12	Direct
SA-15E	11	15	1.65/1.5/1.3/1.1	7/8/10/12	Direct
SA-20E	15	20	2.5/2.3/2.1/1.72	7/8/10/12	Direct
SA-25E	18.5	25	3.2/3.0/2.7/2.4	7/8/10/12	Direct
SA-30E	22	30	3.8/3.6/3.2/2.7	7/8/10/12	Direct
SA-40E	30	40	5.3/5.0/4.5/4.0	7/8/10/12	Direct
SA-50E	37	50	6.8/6.2/5.6/5.0	7/8/10/12	Direct
SA-75V	55	75	10/9.6/8.5/7.6	7/8/10/12	Direct
SA-100V	75	100	13.4/12.6/11.2/10.0	7/8/10/12	Direct
SA-150V	110	150	21/19.8/17.4/14.8	7/8/10/12	Direct
SA-175V	132	175	24.5/23.2/20.5/17.4	7/8/10/12	Direct

FAQ:

Q1: Are you factory or trade company?
A1: We are factory. And we have ourselves trading company.

Q2: How about the warranty terms of your machine?
A2: One year for the whole machine and 2 years for screw air end, except consumble spare parts.

Q3: Could you provide some spare parts of the machines?
A3: Yes, we can offer.

Q4: What about product package?
A4: We will pack the products strictly with standard wooden carton.

Q5: Can you customized the voltage of products?
A5: Yes, the voltage can be customized according to your requirement. Like 380V/60HZ, 415V/50HZ, 220V/60HZ and so on.

Q6: Can you provide samples?
A6: Yes, we cam provide samples.

Q7: How long will you take to arrange production?
A7: Regular model within 7-15 days. Customized model within 25-30 days.

Q8: How about your customer service?
A8: 24 hours on-line service available. 48 hours problem solved promise.

Q9: Which payment term can you accept?
A9: 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.

Q10: Which trade term can you accept?
A10: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

/* 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:	Online Service
Warranty:	1 Year
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical

Samples:	US$ 900/unit 1 unit(Min.Order) \| Request Sample

Customization:	Available \|

air compressor

How does variable speed drive technology improve air compressor efficiency?

Variable Speed Drive (VSD) technology improves air compressor efficiency by allowing the compressor to adjust its motor speed to match the compressed air demand. This technology offers several benefits that contribute to energy savings and enhanced overall system efficiency. Here’s how VSD technology improves air compressor efficiency:

1. Matching Air Demand:

Air compressors equipped with VSD technology can vary the motor speed to precisely match the required compressed air output. Traditional fixed-speed compressors operate at a constant speed regardless of the actual demand, leading to energy wastage during periods of lower air demand. VSD compressors, on the other hand, ramp up or down the motor speed to deliver the necessary amount of compressed air, ensuring optimal energy utilization.

2. Reduced Unloaded Running Time:

Fixed-speed compressors often run unloaded during periods of low demand, where they continue to consume energy without producing compressed air. VSD technology eliminates or significantly reduces this unloaded running time by adjusting the motor speed to closely follow the air demand. As a result, VSD compressors minimize energy wastage during idle periods, leading to improved efficiency.

3. Soft Starting:

Traditional fixed-speed compressors experience high inrush currents during startup, which can strain the electrical system and cause voltage dips. VSD compressors utilize soft starting capabilities, gradually ramping up the motor speed instead of instantly reaching full speed. This soft starting feature reduces mechanical and electrical stress, ensuring a smooth and controlled startup, and minimizing energy spikes.

4. Energy Savings at Partial Load:

In many applications, compressed air demand varies throughout the day or during different production cycles. VSD compressors excel in such scenarios by operating at lower speeds during periods of lower demand. Since power consumption is proportional to motor speed, running the compressor at reduced speeds significantly reduces energy consumption compared to fixed-speed compressors that operate at a constant speed regardless of the demand.

5. Elimination of On/Off Cycling:

Fixed-speed compressors often use on/off cycling to adjust the compressed air output. This cycling can result in frequent starts and stops, which consume more energy and cause mechanical wear. VSD compressors eliminate the need for on/off cycling by continuously adjusting the motor speed to meet the demand. By operating at a consistent speed within the required range, VSD compressors minimize energy losses associated with frequent cycling.

6. Enhanced System Control:

VSD compressors offer advanced control capabilities, allowing for precise monitoring and adjustment of the compressed air system. These systems can integrate with sensors and control algorithms to maintain optimal system pressure, minimize pressure fluctuations, and prevent excessive energy consumption. The ability to fine-tune the compressor’s output based on real-time demand contributes to improved overall system efficiency.

By utilizing variable speed drive technology, air compressors can achieve significant energy savings, reduce operational costs, and enhance their environmental sustainability by minimizing energy wastage and optimizing efficiency.

air compressor

Can air compressors be integrated into automated systems?

Pneumatic Automation:

Control and Regulation:

Sequential Operations:

Energy Efficiency:

Monitoring and Diagnostics:

air compressor

How does an air compressor work?

An air compressor works by using mechanical energy to compress and pressurize air, which is then stored and used for various applications. Here’s a detailed explanation of how an air compressor operates:

1. Air Intake: The air compressor draws in ambient air through an intake valve or filter. The air may pass through a series of filters to remove contaminants such as dust, dirt, and moisture, ensuring the compressed air is clean and suitable for its intended use.

2. Compression: The intake air enters a compression chamber, typically consisting of one or more pistons or a rotating screw mechanism. As the piston moves or the screw rotates, the volume of the compression chamber decreases, causing the air to be compressed. This compression process increases the pressure and reduces the volume of the air.

3. Pressure Build-Up: The compressed air is discharged into a storage tank or receiver where it is held at a high pressure. The tank allows the compressed air to be stored for later use and helps to maintain a consistent supply of compressed air, even during periods of high demand.

4. Pressure Regulation: Air compressors often have a pressure regulator that controls the output pressure of the compressed air. This allows the user to adjust the pressure according to the requirements of the specific application. The pressure regulator ensures that the compressed air is delivered at the desired pressure level.

5. Release and Use: When compressed air is needed, it is released from the storage tank or receiver through an outlet valve or connection. The compressed air can then be directed to the desired application, such as pneumatic tools, air-operated machinery, or other pneumatic systems.

6. Continued Operation: The air compressor continues to operate as long as there is a demand for compressed air. When the pressure in the storage tank drops below a certain level, the compressor automatically starts again to replenish the compressed air supply.

Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.

In summary, an air compressor works by drawing in air, compressing it to increase its pressure, storing the compressed air, regulating the output pressure, and releasing it for use in various applications. This process allows for the generation of a continuous supply of compressed air for a wide range of industrial, commercial, and personal uses.

China wholesaler 7.5kw 10HP Stationary Silent Screw Air Compressor with VSD with Best Sales
editor by CX 2023-12-29

China Custom Energy Efficient Stationary Oilless Water Cooled Screw Air Compressor Oil Free with high quality

Product Description

Screw type air compressor structure of a unique design, a compact, stylish appearance, high efficiency, small energy consumption, low noise characteristics and long life, is a smart environment-friendly products. Is widely applied in metallurgy, machinery, chemicals, and mining, and electric power industries of the ideal gas source equipment.
Advantage:
1.The third generation of advanced rotor and concise intake control system
2.Efficient centrifugal separator oil and gas, gas oil content is small,tube and core of long life .
3. Efficient, low noise suction fan of the full use of export dynamic pressure
increased effect of heat transfer (air-cooled)
4. Automatic water-cooling system for large air compressor to provide more efficient.
5.Fault diagnosis system, the control panel is easy to operate
6 Removable door, equipment maintenance, service convenient
7.Microelectronic processing so that temperature,pressure and other parameters are closely monitored .
Our SEF Product details:

Product accessories:
1.Brand Screw Host
Large rotors,low rpm,long life span
High efficiency,low noise,low vibration,high reliability
Bearing life over 100,000 hours
Little leakage triangle,low power/airflow ratio
Less wearing parts,low maintenance cost
2.Motor
High efficiency air-cooling totally enclosed motor
Large starting torque
Low noise,better structure
Original imported CHINAMFG bearing
F grade insulation,IP 55 protection level
Low rpm

3.Brand Intake Valve Assembie
Non-load starting,butterfly inlet comtrolling valve
0~100% stepless volume regulation,aluminium alloy unibody casing
With Non-return value for heavy load,piston mover
Non-return value close under urgent stop or power failure

4.Air Filter
Air filter from Mann Hummel Germany
Dust removal 99.9%,filtering fineness 3 μm
Ensuring the clean air for inlet
Prolonging the life span of air system,large size,over 3000 hours

5.Oil System
Oil Filter from Mann Hummel Germany
Reliably removing the dust in oil
Oil fineness less then 0.1 μm
Ensuring the clearness and lubrication of oil system,good cooling function
Aplication Fields:

Our service:

1. Pre-sale service:

Act as a good adviser and assistant of clients enable them to get rich and generous returns on their investments. 1. Select equipment model. 2. Design and manufacture products according to client’s special requirement; 3. Train technical personnel for clients.

2. Services during the sale:

1. Pre-check and accept products ahead of delivery.
2. Help clients to draft solving plans.

3. After-sale services:
Provide considerate services to minimize clients’ worries.

1. Complete After-sales service, professional engineers available to service machinery at home or oversea.
2.24 hours technical support by e-mail.
3. Other essential technological service.

/* 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
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Horizontal
Structure Type:	Closed Type
Installation Type:	Stationary Type

Customization:	Available \|

air compressor

What Are the Key Components of a Water-Lubrication System in Compressors?

A water-lubrication system in compressors typically consists of several key components that work together to provide lubrication and cooling to the compressor. Here’s a detailed explanation of the key components of a water-lubrication system in compressors:

Water Supply:

Water Source: The water-lubrication system requires a water source that provides clean and suitable water for lubrication. The water can be sourced from various places such as municipal water supply, well water, or treated water from a dedicated water treatment system.
Water Inlet: The water inlet is the entry point where water enters the compressor’s lubrication system. It may include valves, filters, or other components to regulate and control the water flow.

Lubrication System:

Water Jackets: Water jackets are channels or passages built into the compressor’s housing or cylinder walls. These jackets allow water to circulate and come into direct contact with the compressor’s moving parts, providing lubrication and cooling. The water jackets help dissipate heat generated during compression and prevent excessive temperatures that could damage the compressor.
Water Pump: The water pump is responsible for circulating water through the water jackets and the entire lubrication system. It provides the necessary pressure to ensure adequate water flow and distribution to the compressor’s components.
Flow Control Devices: Flow control devices, such as valves or flow restrictors, are often included in the water-lubrication system to regulate and control the water flow rate. These devices help maintain optimal water pressure and flow throughout the system, ensuring effective lubrication and cooling.
Water Filters: Water filters are used to remove impurities, sediment, or debris from the water before it enters the lubrication system. They help prevent blockages, protect the compressor’s components from damage, and maintain the quality of the water used for lubrication.
Water Separator: A water separator is a component that removes excess water, moisture, or condensate from the compressed air. It ensures that the compressed air leaving the compressor is dry and free from excess water content, preventing potential issues such as corrosion or contamination downstream.

Control and Monitoring:

Temperature Sensors: Temperature sensors are used to monitor the temperature of the water and the compressor components. They provide feedback to the control system, allowing for adjustments in water flow or cooling measures if required to maintain optimal operating conditions.
Pressure Sensors: Pressure sensors are employed to monitor the water pressure within the lubrication system. They help ensure that the water flow and pressure are within the desired range, allowing for proper lubrication and cooling of the compressor.
Control System: A control system, which may include a combination of sensors, valves, and controllers, is responsible for regulating and maintaining the operation of the water-lubrication system. It can monitor various parameters, such as temperature, pressure, and flow, and make adjustments as needed to ensure efficient and safe operation.

Regular maintenance, inspection, and monitoring of the key components of the water-lubrication system are essential to ensure its proper functioning and to prevent any issues that could affect the performance and longevity of the compressor.

air compressor

How Do 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.

air compressor

How Is Water Quality Crucial for the Performance of These Compressors?

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.

China Custom Energy Efficient Stationary Oilless Water Cooled Screw Air Compressor Oil Free with high quality
editor by CX 2023-12-20

China Custom Focus Stationary Air-Compressors 75kw Screw Air Compressor Portable supplier

Product Description

Focus stationary air-compressors 75kw screw air compressor portable

*High Efficiency
*Strong motor
*Low Noise Level
*Easy operation and maintenance

PRODUCT DESCRIPTION
1. Strong motor
High efficiency Low noise Stable operation
2. Oil and gas separator
High temperature resistance
Make oil-less

3. Air filter

Prolong the operation life of the host
To filter mini CHINAMFG particles in the air effectively
4. Oil filter
Keep host clean and efficient
To filter impurities of lubricating oil effectively

Power	75kw
Voltage	380V
Air flow capacity	13m3/min
Weight	1500kg
Cooing system	air cooling
Driving type	Direct
Wheels	4
Dimension	230516601710mm
Outlet diameter	1-G1/2,1-G2

5. Cooler fan
Fast heat dissipation Large air volume
Prevent machine from high temperature effectively

6. PLC

Convenient button Easy operation
Equipped with alarm function and active protection

7. PM motor rotor

High efficiency High pressure resistance
8. Hook design
Easy to move, adapt to various environments
PACKAGE
Focus stationary air-compressors 75kw screw air compressor portable
Package: Export standard wooden crate or film wrapping.

COMPANY DESCRIPTION
Established in 1982, HangZhou Focus Machinery Co., Ltd. is the explorer and by far the biggest professional construction machinery manufacturer in HangZhou, China.

We mainly manufacture concrete batching plant, mobile concrete mixing plant, twin-shaft concrete mixer, small rotary concrete mixer, compulsory asphalt mixing plant, asphalt drum mixing plant, mobile asphalt plant, trailer concrete pump, concrete pump with mixer, dry CHINAMFG mixing plant, truck mounted concrete pump, concrete truck mixer, tower crane, construction hoist, cement bag splitter and pneumatic conveyor, etc.

Focus stationary air-compressors 75kw screw air compressor portable
FOCUS MACHINERY_BUILT A BETTER WORLD
CONTACT US NOW!!

After-sales Service:	Overseas Service Center with Sufficient Engineers
Warranty:	12 Months
Lubrication Style:	Oil-less
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical

air compressor

How does variable speed drive technology improve air compressor efficiency?

1. Matching Air Demand:

2. Reduced Unloaded Running Time:

3. Soft Starting:

4. Energy Savings at Partial Load:

5. Elimination of On/Off Cycling:

6. Enhanced System Control:

air compressor

What is the impact of altitude on air compressor performance?

The altitude at which an air compressor operates can have a significant impact on its performance. Here are the key factors affected by altitude:

1. Decreased Air Density:

As altitude increases, the air density decreases. This means there is less oxygen available per unit volume of air. Since air compressors rely on the intake of atmospheric air for compression, the reduced air density at higher altitudes can lead to a decrease in compressor performance.

2. Reduced Airflow:

The decrease in air density at higher altitudes results in reduced airflow. This can affect the cooling capacity of the compressor, as lower airflow hampers the dissipation of heat generated during compression. Inadequate cooling can lead to increased operating temperatures and potential overheating of the compressor.

3. Decreased Power Output:

Lower air density at higher altitudes also affects the power output of the compressor. The reduced oxygen content in the air can result in incomplete combustion, leading to decreased power generation. As a result, the compressor may deliver lower airflow and pressure than its rated capacity.

4. Extended Compression Cycle:

At higher altitudes, the air compressor needs to work harder to compress the thinner air. This can lead to an extended compression cycle, as the compressor may require more time to reach the desired pressure levels. The longer compression cycle can affect the overall efficiency and productivity of the compressor.

5. Pressure Adjustments:

When operating an air compressor at higher altitudes, it may be necessary to adjust the pressure settings. As the ambient air pressure decreases with altitude, the compressor’s pressure gauge may need to be recalibrated to maintain the desired pressure output. Failing to make these adjustments can result in underinflated tires, improper tool performance, or other issues.

6. Compressor Design:

Some air compressors are specifically designed to handle higher altitudes. These models may incorporate features such as larger intake filters, more robust cooling systems, and adjusted compression ratios to compensate for the reduced air density and maintain optimal performance.

7. Maintenance Considerations:

Operating an air compressor at higher altitudes may require additional maintenance and monitoring. It is important to regularly check and clean the intake filters to ensure proper airflow. Monitoring the compressor’s operating temperature and making any necessary adjustments or repairs is also crucial to prevent overheating and maintain efficient performance.

When using an air compressor at higher altitudes, it is advisable to consult the manufacturer’s guidelines and recommendations specific to altitude operations. Following these guidelines and considering the impact of altitude on air compressor performance will help ensure safe and efficient operation.

air compressor

Can air compressors be used for automotive applications?

Yes, air compressors can be used for various automotive applications and are commonly found in automotive repair shops, garages, and even in some vehicles. Here are some automotive applications where air compressors are frequently utilized:

1. Tire Inflation: Air compressors are commonly used to inflate tires in automotive applications. They provide a convenient and efficient way to inflate tires to the recommended pressure, ensuring optimal tire performance, fuel efficiency, and safety.

2. Air Tools: Air compressors power a wide range of pneumatic tools used in automotive repair and maintenance. These tools include impact wrenches, ratchet wrenches, air hammers, pneumatic drills, and sanders. Air-powered tools are favored for their high torque and power-to-weight ratio, making them suitable for heavy-duty automotive tasks.

3. Spray Painting: Air compressors are commonly used in automotive painting applications. They power airbrushes and spray guns that are used to apply paint, primer, and clear coats. Air compressors provide the necessary air pressure to atomize the paint and deliver a smooth and even finish.

4. Brake System Maintenance: Air compressors play a crucial role in maintaining and diagnosing automotive brake systems. They are used to pressurize the brake lines, allowing for proper bleeding of the system and detection of leaks or faults.

5. Suspension Systems: Some automotive suspension systems, such as air suspensions, rely on air compressors to maintain the desired air pressure in the suspension components. The compressor inflates or deflates the suspension as needed to provide a comfortable ride and optimal handling.

6. Cleaning and Dusting: Air compressors are used for cleaning automotive parts, blowing away dust and debris, and drying surfaces. They provide a high-pressure stream of air that effectively cleans hard-to-reach areas.

7. Air Conditioning Systems: Air compressors are a key component in automotive air conditioning systems. They compress and circulate refrigerant, allowing the system to cool and dehumidify the air inside the vehicle.

When using air compressors for automotive applications, it’s important to consider the specific requirements of the task at hand. Ensure that the air compressor has the necessary pressure and capacity to meet the demands of the application. Additionally, use appropriate air hoses, fittings, and tools that are compatible with the compressor’s output.

Overall, air compressors are versatile and valuable tools in the automotive industry, providing efficient power sources for a wide range of applications, from tire inflation to powering pneumatic tools and supporting various automotive systems.

China Custom Focus Stationary Air-Compressors 75kw Screw Air Compressor Portable supplier
editor by CX 2023-11-07

China Best Sales High Efficiency and Energy Saving Industrial Electric Stationary Direct Driven AC Power Oil Less Screw Air Compressor for Drilling Rig air compressor CHINAMFG freight

Product Description

Model	WZS-20AZ
Air Flow/Working pressure	2.4m3/min @ 7bar
	2.2m3/min @ 8bar
	2.0m3/min @ 10bar
	1.7m3/min @ 12.5bar
Compression stage	Single
Type of Cooling	Air Cooling
Exhaust Temperature	< ambient temperature+8 degrees
Oil content of discharged air	<2ppm
Noise	70±2 dB(A)
Power	380VAC/3phase/50Hz (Adjustable)
Starting way	Y-△ start
Driven method	Direct-driven
Motor power	15kw/20hp
Dimension	10408001180mm
Weight	410kg

Parameter Summary List:

WZS-		10AZ	15AZ	20AZ	25AZ	30AZ	50AZ	75AZ	100AZ	125AZ
Air flow / pressure (m³/min/MPa)		1.2/0.7	1.7/0.7	2.4/0.7	3.1/0.7	3.8/0.7	6.4/0.7	10.5/0.7	13.6/0.7	16.3/0.7
		1.1/0.8	1.6/0.8	2.2/0.8	2.9/0.8	3.5/0.8	6.1/0.8	9.8/0.8	13.3/0.8	15.0/0.8
		0.95/1.0	1.4/1.0	2.0/1.0	2.7/1.0	3.2/1.0	5.7/1.0	8.7/1.0	11.6/1.0	14.6/1.0
		0.8/1.25	1.2/1.25	1.7/1.25	2.2/1.25	2.9/1.25	5.1/1.25	7.5/1.25	9.8/1.25	12.3/1.25
Motor	Power (kw)	7.5	11	15	18.5	22	37	55	75	90
Motor	Horse power (HP)	10	15	20	25	30	50	75	100	125
Dimension	Length(mm)	1000	1040	1040	1100	1400	1600	2050	2050	2150
	Width (mm)	600	800	800	850	850	1000	1200	1200	1300
	Height (mm)	1000	1180	1180	1300	1150	1370	1500	1500	1700
Noise dB(A)		66±2	70±2	70±2	70±2	71±2	74±2	74±2	75±2	75±2
Outlet diameter		G3/4	G3/4	G3/4	G11/4	G11/4	G11/2	G2	G2	G2
Weight (kg)		240	400	410	590	620	840	1735	1850	1920

WZS-		150AZ/W	180AZ/W	220AZ/W	250AZ/W	300AZ/W	340AZ/W	400AZ/W	480AZ/W	540AZ/W
Air flow/pressure (m³/min/MPa)		20.3/0.7	24.0/0.7	27.0/0.7	32.5/0.7	40.0/0.7	43.5/0.7	50.8/0.7	60.0/0.7	72.0/0.7
		19.0/0.8	23.0/0.8	26.5/0.8	31.0/0.8	36.8/0.8	42.0/0.8	48.2/0.8	57.0/0.8	68.0/0.8
		17.0/1.0	20.0/1.0	22.5/1.0	28.0/1.0	32.2/1.0	38.8/1.0	42.6/1.0	50.0/1.0	60.5/1.0
		14.6/1.25	18.0/1.25	20.1/1.25	25.1/1.25	28.5/1.25	34.6/1.25	39.8/1.25	45.0/1.25	50.5/1.25
Motor	Power (kw)	110	132	160	185	220	250	300	350	400
Motor	Horse power (HP)	150	180	220	250	300	340	400	480	540
Dimension	Length(mm)	2800	2800	2800	2800	2900	2900	4200	4200	4200
	Width (mm)	1650	1650	1650	1650	1860	1860	2200	2200	2200
	Height (mm)	1850	1850	1850	1850	2000	2000	2150	2150	2150
Noise dB(A)		75±2	75±2	75±2	78±2	78±2	78±2	80±2	82±2	83±2
Outlet diameter		DN65	DN65	DN80	DN80	DN100	DN100	DN125	DN125	DN150
Weight (kg)		3030	3130	3210	3470	4500	4600	7000	7500	8100

Q1:Do you offer OEM/ODM/Customer’s logo print?
A1:Yes,OEM/ODM,Customer’s logo are welcomed.

Q2:Delivery Time?
A2:Usually 5-25 days after receiving deposite, specific delivery date depends on order quantity.

Q3: What’s your payment terms?
A3:Regularly 30% deposite and 70% balance by T/T,Western Union,Paypal ,other payment terms also can be discussed based on our cooperation.

Q4:How to control your quality?
A4:We have professional QC team,control the quality during the mass production and inspect all goods before delivery.
Q5:If we don’t have shipping forwarders in China, can you do that for us?
A5:We can offer best shipping line to ensure you can get the goods timely at best price.

Q6:I never come to China before,can you be my guide in China?
A6:We are happy to provide you one-stop service,such as booking the ticket,pick up at the airport, booking hotel,accompany visiting market or factory.

After-sales Service:	Video Technical Support
Warranty:	1 Year
Lubrication Style:	Oil-less
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical

Customization:	Available \|

air compressor

How does variable speed drive technology improve air compressor efficiency?

1. Matching Air Demand:

2. Reduced Unloaded Running Time:

3. Soft Starting:

4. Energy Savings at Partial Load:

5. Elimination of On/Off Cycling:

6. Enhanced System Control:

air compressor

Can air compressors be used for medical and dental applications?

Yes, air compressors can be used for various medical and dental applications. Compressed air is a reliable and versatile utility in healthcare settings, providing power for numerous devices and procedures. Here are some common applications of air compressors in medical and dental fields:

1. Dental Tools:

Air compressors power a wide range of dental tools and equipment, such as dental handpieces, air syringes, air scalers, and air abrasion devices. These tools rely on compressed air to generate the necessary force and airflow for effective dental procedures.

2. Medical Devices:

Compressed air is used in various medical devices and equipment. For example, ventilators and anesthesia machines utilize compressed air to deliver oxygen and other gases to patients. Nebulizers, used for respiratory treatments, also rely on compressed air to convert liquid medications into a fine mist for inhalation.

3. Laboratory Applications:

Air compressors are used in medical and dental laboratories for various purposes. They power laboratory instruments, such as air-driven centrifuges and sample preparation equipment. Compressed air is also used for pneumatic controls and automation systems in lab equipment.

4. Surgical Tools:

In surgical settings, compressed air is employed to power specialized surgical tools. High-speed air-driven surgical drills, saws, and bone-cutting instruments are commonly used in orthopedic and maxillofacial procedures. Compressed air ensures precise control and efficiency during surgical interventions.

5. Sterilization and Autoclaves:

Compressed air is essential for operating sterilization equipment and autoclaves. Autoclaves use steam generated by compressed air to sterilize medical instruments, equipment, and supplies. The pressurized steam provides effective disinfection and ensures compliance with rigorous hygiene standards.

6. Dental Air Compressors:

Specialized dental air compressors are designed specifically for dental applications. These compressors have features such as moisture separators, filters, and noise reduction mechanisms to meet the specific requirements of dental practices.

7. Air Quality Standards:

In medical and dental applications, maintaining air quality is crucial. Compressed air used in healthcare settings must meet specific purity standards. This often requires the use of air treatment systems, such as filters, dryers, and condensate management, to ensure the removal of contaminants and moisture.

8. Compliance and Regulations:

Medical and dental facilities must comply with applicable regulations and guidelines regarding the use of compressed air. These regulations may include requirements for air quality, maintenance and testing procedures, and documentation of system performance.

It is important to note that medical and dental applications have specific requirements and standards. Therefore, it is essential to choose air compressors and associated equipment that meet the necessary specifications and comply with industry regulations.

air compressor

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.

China Best Sales High Efficiency and Energy Saving Industrial Electric Stationary Direct Driven AC Power Oil Less Screw Air Compressor for Drilling Rig air compressor CHINAMFG freight
editor by CX 2023-11-03

China Professional Oil Free Stationary 40% Energy Saving AC Electrical Rotary Screw Air Compressor with Best Sales

Product Description

0.5-80 M3/Min 6-40 Bar 5.5-400 Kw Electrical Stationary Industrial AC Power Direct Driven/Coupled Rotary Screw Air Compressors Advantages

1.DENAIR Enhanced energy saving screw air compressor reached the super energy saving level

2.Energy Efficient Index 1(EEI 1) approved according to GB19153-2009, the energy consumption is 10%~15% lower than EEI 2.

3.CHINAMFG air compressor design with 72 types of technology patent, real bigger air flow

4.State-of-the-art screw element, original Germany CHINAMFG air end, ladvanced SAP profile design, superior Sweden CHINAMFG element bearings

5.CHINAMFG air compressdor dopts world-renowned components, such as Schneider electronics from France, DENAIR filters from Germany, Danfoss pressure sensor from Denmark, etc. contribute to guarantee the compressor longer service life.

6.Smart touch screen design and 0 pressure drop design

7.Higher efficiency cooling system and electrical motor

8.Stainless steel pipes, reasonable inner design, ensure long service life without maintenance.

Technical Parameters Of Energy Saving Rotary Screw Air Compressor

Model	Maxinmum working		Capacity(FAD)*				Installed motor power		Driving mode&	Noise	Dimensions(mm)			Weight	Air outlet
	pressure		50 HZ		60 HZ		Installed motor power		Cooling method	level**	Dimensions(mm)			Weight	pipe diameter
	bar(g)	psig	m3/min	cfm	m3/min	cfm	kw	hp		dB(A)	L	W	H	kg
DA-5	7.5	109	0.80	28	0.80	28	5.5	7.5	Belt Driven	75	900	600	860	315	G3/4″
DA-5	8.5	123	0.78	28	0.78	28	5.5	7.5	Air Cooling	75	900	600	860	315	G3/4″
DA-7	7.5	109	1.09	39	1.09	39	7.5	10		75	900	600	860	315	G3/4″
	8.5	123	1.07	38	1.07	38	7.5	10		75	900	600	860
	10.5	152	0.92	32	0.91	32	7.5	10		75	900	600	860
	13.0	189	0.73	26	0.72	26	7.5	10		75	900	600	860
DA-11	7.5	109	1.66	59	1.66	59	11	15		75	1230	650	900	324	G3/4″
	8.5	123	1.64	58	1.64	58	11	15		75	1230	650	900
	10.5	152	1.45	51	1.45	51	11	15		75	1230	650	900
	13.0	189	1.13	40	1.12	40	11	15		75	1230	650	900
DA-15	7.5	109	2.54	90	2.53	89	15	20	Direct Driven	75	1465	990	1345	453	G1-1/4″
	8.5	123	2.51	88	2.50	88	15	20	Air Cooling	75	1465	990	1345
	10.5	152	1.97	70	1.86	66	15	20		75	1465	990	1345
	13.0	189	1.91	67	1.83	65	15	20		75	1465	990	1345
DA-18	7.5	109	3.04	107	3.65	129	18.5	25		75	1465	990	1345	453	G1-1/4″
	8.5	123	3.03	107	3.63	128	18.5	25		75	1465	990	1345
	10.5	152	3.00	106	2.38	84	18.5	25		75	1465	990	1345
	13.0	189	1.91	67	2.36	83	18.5	25		75	1465	990	1345
DA-22	7.5	109	3.57	126	3.65	129	22	30		75	1465	990	1345	477	G1-1/4″
	8.5	123	3.55	125	3.63	128	22	30		75	1465	990	1345
	10.5	152	3.00	106	2.38	84	22	30		75	1465	990	1345
	13.0	189	2.97	105	2.36	83	22	30		75	1465	990	1345
DA-30	7.5	109	5.28	187	4.49	159	30	40		85	1600	1250	1550	682	G1-1/2″
	8.5	123	5.26	186	4.48	158	30	40		85	1600	1250	1550
	10.5	152	5.21	184	4.47	158	30	40		85	1600	1250	1550
	13.0	189	3.45	122	3.58	126	30	40		85	1600	1250	1550
DA-37	7.5	109	6.54	231	6.33	224	37	50		85	1600	1250	1550	728	G1-1/2″
	8.5	123	6.52	230	6.30	222	37	50		85	1600	1250	1550
	10.5	152	5.21	184	4.47	158	37	50		85	1600	1250	1550
	13.0	189	5.16	182	4.43	156	37	50		85	1600	1250	1550
DA-45	7.5	109	7.67	271	7.79	275	45	60		85	1600	1250	1550	728	G1-1/2″
	8.5	123	7.62	269	7.76	574	45	60		85	1600	1250	1550
	10.5	152	6.46	228	6.24	220	45	60		85	1600	1250	1550
	13.0	189	6.41	226	4.44	157	45	60		85	1600	1250	1550
DA-55	7.5	109	9.76	345	9.14	323	55	75		85	1876	1326	1700	1310	G2″
	8.5	123	9.67	342	9.06	320	55	75		85	1876	1326	1700
	10.5	152	7.53	266	7.74	273	55	75		85	1876	1326	1700
	13.0	189	7.40	261	6.30	222	55	75		85	1876	1326	1700
DA-75	7.5	109	14.21	502	11.72	414	75	100		85	1876	1326	1700	1325	G2″
	8.5	123	12.55	443	11.63	411	75	100		85	1876	1326	1700
	10.5	152	9.51	336	11.43	404	75	100		85	1876	1326	1700
	13.0	189	9.23	326	8.75	309	75	100		85	1876	1326	1700
DA-90(W)	7.5	109	16.62	587	17.01	601	90	120	Direct Driven	72	2450	1800	1700	2450	DN80
	8.5	123	16.37	578	16.82	594	90	120	Air Cooling Or	72	2450	1800	1700
	10.5	152	14.21	502	14.87	525	90	120	Water Cooling	72	2450	1800	1700
	13.0	189	11.77	416	11.27	398	90	120		72	2450	1800	1700
DA-110(W)	7.5	109	20.13	711	19.10	674	110	150		72	2450	1800	1700	2500	DN80
	8.5	123	20.05	708	19.06	673	110	150		72	2450	1800	1700
	10.5	152	16.33	576	17.01	601	110	150		72	2450	1800	1700
	13.0	189	14.11	498	14.68	518	110	150		72	2450	1800	1700
DA-132(W)	7.5	109	22.85	807	24.37	861	132	175		72	2450	1800	1700	2600	DN80
	8.5	123	22.73	802	24.23	856	132	175		72	2450	1800	1700
	10.5	152	19.88	702	18.95	669	132	175		72	2450	1800	1700
	13.0	189	16.51	583	16.82	594	132	175		72	2450	1800	1700
DA-160(W)	7.5	109	26.92	950	27.90	985	160	215		78	2650	1700	1850	3200	DN80
	8.5	123	26.86	949	27.76	980	160	215		78	2650	1700	1850
	10.5	152	22.44	792	23.97	846	160	215		78	2650	1700	1850
	13.0	189	19.63	693	18.82	664	160	215		78	2650	1700	1850
DA-185(W)	7.5	109	28.89	1571	30.53	1078	185	250		78	2650	1700	1850	3300	DN80
	8.5	123	28.84	1018	30.44	1075	185	250		78	2650	1700	1850
	10.5	152	25.11	886	27.46	970	185	250		78	2650	1700	1850
	13.0	189	22.08	780	23.69	836	185	250		78	2650	1700	1850
DA-200(W)	7.5	109	31.88	1126	30.53	1078	200	270		80	3000	1950	2030	4750	DN100
	8.5	123	31.82	1124	30.44	1075	200	270		80	3000	1950	2030
	10.5	152	28.48	1006	30.22	1067	200	270		80	3000	1950	2030
	13.0	189	25.00	883	27.07	956	200	270		80	3000	1950	2030
DA-220(W)	7.5	109	36.20	1278	37.22	1314	220	300		80	3000	1950	2030	4800	DN100
	8.5	123	36.15	1276	37.17	1312	220	300		80	3000	1950	2030
	10.5	152	31.71	1120	33.25	1174	220	300		80	3000	1950	2030
	13.0	189	28.48	1006	27.07	956	220	300		80	3000	1950	2030
DA-250(W)	7.5	109	43.31	1529	42.87	1514	250	350		80	3000	1950	2030	4850	DN100
	8.5	123	43.24	1527	41.30	1458	250	350		80	3000	1950	2030
	10.5	152	36.03	1272	37.04	1308	250	350		80	3000	1950	2030
	13.0	189	31.55	1114	33.15	1170	250	350		80	3000	1950	2030
DA-280(W)	7.5	109	46.59	1645	47.16	1665	280	375		85	3700	2300	2450	5200	DN125
	8.5	123	46.53	1643	45.64	1612	280	375		85	3700	2300	2450
	10.5	152	42.95	1516	42.56	1503	280	375		85	3700	2300	2450
	13.0	189	35.89	1267	36.95	1305	280	375		85	3700	2300	2450
DA-315(W)	7.5	109	53.16	1877	50.88	1797	315	425		85	3700	2300	2450	6000	DN125
	8.5	123	52.63	1858	50.83	1795	315	425		85	3700	2300	2450
	10.5	152	43.05	1520	46.27	1634	315	425		85	3700	2300	2450
	13.0	189	42.93	1516	40.32	1424	315	425		85	3700	2300	2450
DA-355(W)	7.5	109	63.37	2238	58.12	2052	355	475		85	4500	2500	2450	7000	DN125
	8.5	123	63.16	2230	56.54	1997	355	475		85	4500	2500	2450
	10.5	152	52.63	1858	51.57	1821	355	475		85	4500	2500	2450
	13.0	189	43.79	1546	45.35	1601	355	475		85	4500	2500	2450
DA-400(W)	7.5	109	70.99	2507	61.72	2179	400	550		85	4500	2500	2450	8000	DN125
	8.5	123	70.64	2494	59.72	2109	400	550		85	4500	2500	2450
	10.5	152	52.63	1858	56.52	1996	400	550		85	4500	2500	2450
	13.0	189	46.34	1636	51.35	1813	400	550		85	4500	2500	2450

*) FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C
**) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance: ± 3 dB(A)
***) EEI 1- Energy Effiency Index 1, which refers to enhanced energy saving series
Specifications are subject to change without notice.

DENAIR Factory & Product Lines

DENAIR Exhibition

We carefully selected for you the classic case

Enhanced Energy Saving Air Compressor in Oman

Project Name: Sandblasting in Muscat, Oman.

Product Name: 75KW 100HP Enhanced Energy Saving screw air compressor EEI 1 (Energy Efficiency Index 1) with air dryer, air receiver tank and air filters.

Model No. & Qty: DA-75+ x 1.

Working Time: From June, 2016 till now

Event: In June, 2015, 1 set of CHINAMFG enhanced energy saving air compressor system was installed in Muscat Oman. This is the first project finished by CHINAMFG distributor in Oman. Our partner Mr. Hari shared the photos at working site to us as a good starting. That means more and more CHINAMFG energy saving solutions will contribute to the industries in Oman in the near future. CHINAMFG air compressor factory and air compressor distributor will try the best to provide top quality products, cost effective solution and excellent service for local users in Oman. In order to ensure the most professional service, the distributor plans to send 2 service engineers to CHINAMFG factory in ZheJiang for training and learnin. We will update the news at that time.

FAQ

Q1: Are you factory or trade company?
A1: We are factory.

Q2: What the exactly address of your factory?
A2:No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China
.
Q3: Warranty terms of your air compressor machine?
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the air compressor?
A4: Yes, of course.

Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.

Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power

Customization:	Available \|

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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.

air compressor

Are There Specific Water Treatment Requirements 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.

air compressor

Are There Any Potential Water-Related Issues with These Compressors?

Yes, there are potential water-related issues that can arise with water-lubricated compressors. Here’s a detailed explanation of some of the common water-related issues associated with these compressors:

Corrosion:

Internal Corrosion: Water-lubricated compressors are susceptible to internal corrosion due to the presence of water within the system. If the water used is not properly treated or if corrosion prevention measures are insufficient, the internal components of the compressor can corrode over time. Corrosion can lead to reduced performance, component damage, and the potential for leaks or system failures.
External Corrosion: External components such as piping, valves, and fittings can also be affected by corrosion if exposed to water and moisture. Corrosion on these external surfaces can lead to compromised integrity, leaks, and reduced system efficiency.

Water Quality:

Water Contaminants: The quality of the water used in water-lubricated compressors is crucial. If the water contains contaminants such as sediment, debris, oil, or chemicals, it can negatively impact the performance and reliability of the compressor. Contaminants can cause blockages, clogging, increased wear on components, reduced lubrication effectiveness, and potential damage to the compressor.
Water Hardness: Water hardness, characterized by high mineral content, can lead to scaling and deposits within the compressor and associated components. Scaling can restrict flow, impede heat transfer, and reduce the efficiency of the compressor. It can also contribute to fouling and corrosion issues.

Water Treatment and Filtration:

Inadequate Water Treatment: Insufficient or improper water treatment can lead to various issues. If the water is not adequately treated for contaminants, hardness, or pH levels, it can result in accelerated corrosion, scaling, fouling, and reduced lubrication effectiveness. Inadequate water treatment can also contribute to increased maintenance requirements and decreased overall compressor performance.
Filtration System Issues: Filtration systems play a crucial role in removing contaminants from the water. However, if the filtration system is not properly maintained, filters become clogged or damaged, or if there are design or installation issues, it can lead to inadequate filtration and compromised water quality. This can result in the accumulation of contaminants, reduced lubrication performance, and potential damage to the compressor.

Water Supply and Availability:

Insufficient Water Supply: Water-lubricated compressors rely on a consistent and reliable water supply. If the water supply is insufficient in terms of flow rate, pressure, or quality, it can impact the compressor’s operation and performance. Inadequate water supply can lead to inadequate lubrication, reduced cooling capacity, and increased wear on components.
Water Source Availability: The availability of a suitable water source is essential for water-lubricated compressors. In certain locations or applications, accessing clean water or meeting specific water quality requirements may pose challenges. Lack of a suitable water source can limit the feasibility or effectiveness of using water-lubricated compressors.

It is important to address these potential water-related issues by implementing proper water treatment, corrosion prevention measures, regular maintenance of filtration systems, and monitoring of water quality. Adhering to manufacturer guidelines, performing regular inspections, and taking proactive measures can help mitigate these issues and ensure the reliable and efficient operation of water-lubricated compressors.

air compressor

How does a water lubrication system work in air compressors?

A water lubrication system in air compressors is designed to provide lubrication and cooling to the internal components of the compressor using water as the lubricant. This system offers an alternative to traditional oil lubrication systems and has specific advantages in certain applications. Here’s a detailed explanation of how a water lubrication system works in air compressors:

1. Water Injection:

In a water lubrication system, a controlled amount of water is injected into the compression chamber of the air compressor. This can be achieved through various methods, such as direct injection or atomization of water droplets.

2. Lubrication:

As the compressed air is generated, the injected water serves as a lubricant for the internal components of the compressor. The water forms a thin film on the surfaces, reducing friction and wear between the moving parts. This lubrication helps to improve the efficiency and lifespan of the compressor.

3. Cooling:

The water injected into the compression chamber also acts as a cooling medium. As the air is compressed, heat is generated, and the injected water absorbs some of this heat. The water carries away the heat, preventing excessive temperature rise and maintaining optimal operating conditions for the compressor.

4. Separation and Filtration:

After serving its lubrication and cooling purposes, the water needs to be separated from the compressed air. The compressed air and water mixture pass through a separator or filtration system, which separates the water from the compressed air. This can involve mechanisms such as centrifugal force, gravity separation, or filtration media.

5. Water Treatment:

In water lubrication systems, proper water treatment is essential to maintain the quality and performance of the system. Water filtration and purification processes are employed to remove impurities, contaminants, and any solid particles present in the water. This ensures that the injected water is clean and free from any substances that could potentially harm the compressor or the downstream air system.

6. Recirculation or Discharge:

Depending on the specific design of the water lubrication system, the separated water can be recirculated back into the system for reuse or discharged from the compressor. Recirculation systems involve the treatment and filtration of the water before reintroducing it into the compression chamber. Discharge systems, on the other hand, may involve further treatment or disposal of the water in an environmentally responsible manner.

By utilizing a water lubrication system, air compressors can benefit from reduced oil consumption, improved air quality, and enhanced energy efficiency. These systems are commonly employed in industries where oil contamination must be avoided, such as food processing, pharmaceutical manufacturing, and electronics production.

China Professional Oil Free Stationary 40% Energy Saving AC Electrical Rotary Screw Air Compressor with Best Sales
editor by CX 2023-10-19

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