China Good quality First Class Energy Efficiency Permanent Magnet Variable Frequency Fixed Screw Air Compressor with Good quality

Product Description

Product Description
Main Engine:
Adopting the main engine adhering to the exquisite German manufacturing process, adopting the low-pressure and high-efficiency tooth profile with CHINAMFG performance, optimized flow channel design, large rotor, low speed, high efficiency, and high reliability to provide a strong heart for your compressor, allowing you to Synchronize efficiency and energy saving.

Equipment Appearance Design:
The vertical whole machine design and industrial shape with independent patent technology, the whole machine is small in size, reasonable layout, easy to maintain and use, suitable for direct use on the production site, and occupies a smaller area.

Internal circulation system:
All internal lubrication and air system pipelines adopt leak-free sealing design that conforms to the American SEA standard, with better performance, which can completely eliminate oil leakage, air leakage, water leakage and other leakage problems.

Advanced monitoring system:
The most advanced compressor monitoring design concept is adopted to allow customers to monitor the operation of the air compression system in real time.

Piping system:
U.S. standard hard pipe design is adopted. Due to the large inner diameter of the delivery pipe and low flow resistance, the hard pipe usually has a much higher delivery rate than the hose, and is stable, long service life, and maintenance-free for life.

Quiet Design:
With quiet design, optimized sound-absorbing structure, and preset large-volume front air filtration, the airflow is smooth, reducing noise and airflow loss to the lowest level in the industry.

Efficient built-in oil separation system
Adopt high-efficiency oil and gas separator, going through centrifugal separation,gravity separation, filtration separation.

First processing
Oil and gas separation
The compressed air mixed with the lubricating oil in the compressor room is rotated in the oil mold separator and separated by centrifugal force.     

The second processing
Gravity separation
The oil separated by centrifugation hits the inner wall of the gas cylinder, and is deposited on the bottom of the gas cylinder due to gravity. At the bottom of the gas cylinder, the magnetic filter removes the tiny metal pieces or particles that are sucked in together with the air to prevent the filter from being scratched.

The third processing  
filtering separation





Exhaust volume(m³/min) 1 1.7 2.1
Exhaust pressure(MPa) 0.8 0.8 0.8
Compression level single stage single stage single stage
Motor model Y2/7KW Y2(11KW Y2/15KW
Motor power(kw) 7.5 11 22
Motor speed(rpm) 2950 2950 2950
Energy efficiency rating Grade I Grade I Grade I
Power supply (V/P/Hz) 380/3/50 380/3/50 380/3/50
Start method soft start soft start soft start
Transmission mode direct connection direct connection direct connection
Connection size 3/4″ 3/4″ 1″
Cooling method air cooling air cooling air cooling
Length(mm) 835 1571 1571
Width(mm) 535 640 640
Height(mm) 800 865 865
  Machine weight (kg) 220 350 380




Exhaust volume(m3/min) 3.4 6.1 10
Exhaust pressure(MPa) 0.8 0.8 0.8
Compression level single stage single stage single stage
Motor model Y2(22KW Y2/37KW Y2/55KW
Motor power(kw) 22 37 55
Motor speed(rpm) 2950 2950 2950
Energy efficiency rating Grade I Grade I Grade I
Power supply(V/P/Hz) 380/3/50 380/3/50 380/3/50
Start method soft start soft start soft start
Transmission mode direct connection direct connection direct connection
Connection size 1″ 11(2″ 2 “
Cooling method air cooling air cooling air cooling
length(mm) 1250 1300 1600
Width(mm) 770 880 970
Height(mm) 1115 1250 1450
  Machine weight(kg) 580 750 1000


Mode LGM75EZ



Exhaust volume (m3/min) 12
Exhaust pressure(MPa) 0.8
Compression level single stage
Motor model Y2/75KW
Motor power(kw) 75
Motor speed(rpm) 2950
Energy efficiency rating Grade I
Power supply(V/P/Hz) 380/3/50
Start method Y-△
Transmission mode direct connection
Connection size 2″
Cooling method air cooling
length(mm) 1750
Width(mm) 1030
Height(mm) 1450
  Machine weight(kg) 1200


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After-sales Service: Online
Lubrication Style: Lubricated
Cooling System: Air Cooling


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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

Can air compressors be used for gas compression and storage?

Yes, air compressors can be used for gas compression and storage. While air compressors are commonly used to compress and store air, they can also be utilized for compressing and storing other gases, depending on the specific application requirements. Here’s how air compressors can be used for gas compression and storage:

Gas Compression:

Air compressors can compress various gases by utilizing the same principles applied to compressing air. The compressor takes in the gas at a certain pressure, and through the compression process, it increases the pressure and reduces the volume of the gas. This compressed gas can then be used for different purposes, such as in industrial processes, gas pipelines, or storage systems.

Gas Storage:

Air compressors can also be used for gas storage by compressing the gas into storage vessels or tanks. The compressed gas is stored at high pressure within these vessels until it is needed for use. Gas storage is commonly employed in industries where a continuous and reliable supply of gas is required, such as in natural gas storage facilities or for storing compressed natural gas (CNG) used as a fuel for vehicles.

Gas Types:

While air compressors are primarily designed for compressing air, they can be adapted to handle various gases, including but not limited to:

  • Nitrogen
  • Oxygen
  • Hydrogen
  • Carbon dioxide
  • Natural gas
  • Refrigerant gases

It’s important to note that when using air compressors for gas compression and storage, certain considerations must be taken into account. These include compatibility of the compressor materials with the specific gas being compressed, ensuring proper sealing to prevent gas leaks, and adhering to safety regulations and guidelines for handling and storing compressed gases.

By leveraging the capabilities of air compressors, it is possible to compress and store gases efficiently, providing a reliable supply for various industrial, commercial, and residential applications.

air compressor

How do you maintain proper air quality in compressed air systems?

Maintaining proper air quality in compressed air systems is essential to ensure the reliability and performance of pneumatic equipment and the safety of downstream processes. Here are some key steps to maintain air quality:

1. Air Filtration:

Install appropriate air filters in the compressed air system to remove contaminants such as dust, dirt, oil, and water. Filters are typically placed at various points in the system, including the compressor intake, aftercoolers, and before point-of-use applications. Regularly inspect and replace filters to ensure their effectiveness.

2. Moisture Control:

Excessive moisture in compressed air can cause corrosion, equipment malfunction, and compromised product quality. Use moisture separators or dryers to remove moisture from the compressed air. Refrigerated dryers, desiccant dryers, or membrane dryers are commonly employed to achieve the desired level of dryness.

3. Oil Removal:

If the compressed air system utilizes oil-lubricated compressors, it is essential to incorporate proper oil removal mechanisms. This can include coalescing filters or adsorption filters to remove oil aerosols and vapors from the air. Oil-free compressors eliminate the need for oil removal.

4. Regular Maintenance:

Perform routine maintenance on the compressed air system, including inspections, cleaning, and servicing of equipment. This helps identify and address any potential issues that may affect air quality, such as leaks, clogged filters, or malfunctioning dryers.

5. Air Receiver Tank Maintenance:

Regularly drain and clean the air receiver tank to remove accumulated contaminants, including water and debris. Proper maintenance of the tank helps prevent contamination from being introduced into the compressed air system.

6. Air Quality Testing:

Periodically test the quality of the compressed air using appropriate instruments and methods. This can include measuring particle concentration, oil content, dew point, and microbial contamination. Air quality testing provides valuable information about the effectiveness of the filtration and drying processes and helps ensure compliance with industry standards.

7. Education and Training:

Educate personnel working with compressed air systems about the importance of air quality and the proper procedures for maintaining it. Provide training on the use and maintenance of filtration and drying equipment, as well as awareness of potential contaminants and their impact on downstream processes.

8. Documentation and Record-Keeping:

Maintain accurate records of maintenance activities, including filter replacements, drying system performance, and air quality test results. Documentation helps track the system’s performance over time and provides a reference for troubleshooting or compliance purposes.

By implementing these practices, compressed air systems can maintain proper air quality, minimize equipment damage, and ensure the integrity of processes that rely on compressed air.

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 Good quality First Class Energy Efficiency Permanent Magnet Variable Frequency Fixed Screw Air Compressor   with Good qualityChina Good quality First Class Energy Efficiency Permanent Magnet Variable Frequency Fixed Screw Air Compressor   with Good quality
editor by CX 2024-03-07