Tag Archives: diesel compressor parts

China best 3971519 High Quality Air Compressor Air Pump 4bt 6bt Isbe Isde Qsb Diesel Engine Parts OEM Factory Manufacture 3964687 4898367 with Hot selling

Product Description

Product Description

HangZhou ZeQi Pump Industry and Manufacture has build 3 production line for produce water pump, oil pump, air compressor, which are suitable for the following engine type: 4BT3.3, 6BT5.9, 6CT8.3, L8.9, M11, NT855, K19, K38, K50, X15, FOTON, ISF, ISBE, ISDE, ISCE, ISLE, ISM11, ISX15, B3.3, QSB3.3, QSB5.9, QSB6.7, QSC8.3, QSL, QSM11, QSX15 and so on. 
ZeQi Enterprise Purpose: Quality First, Customer First, Customer satisfaction is our CHINAMFG pursuit.

Packaging & Shipping

1. Each oil pump in 1 single engine parts paper box
2. Each 8 or 10 pcs oil pump in 1 big paper box
3. Pallet, wooden box, container
4. Sea transport, air transport, land transport


Company Profile


Our Advantages

We are factory with more than 20 years manufacture and international business experience. 


Question 1:
How to buy from us?
Please inform us the part number you need. We will quote the correct price and discuess details.
If you don’t know the part number, please provide parts name and engine series number,we will check the part number through professional system. Question 2:
How long is the delivery time?
Based on the order quantity, normally the  delivery time is 10 days.  
Question 3
How about Payment Methods?
We prefer T/T(30/70) payment method: 30 percent pre-payment as deposit, after goods ready, 70% payment before shipping. 

After-sales Service: 6 Month
Warranty: 6 Month
Material: Steel
Certification: TS16949, ISO9001, CE, RoHS, E-Mark, COP, CCC
Delivery Term: 7-10 Days
Fob Port: Guangzhou, Shuanghai, Ningbo, Qingdao
US$ 80/Piece
1 Piece(Min.Order)

Request Sample

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

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 impact of tank size on air compressor performance?

The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:

1. Air Storage Capacity: The primary function of the air compressor tank is to store compressed air. A larger tank size allows for greater air storage capacity. This means the compressor can build up a reserve of compressed air, which can be useful for applications that require intermittent or fluctuating air demand. Having a larger tank ensures a steady supply of compressed air during peak usage periods.

2. Run Time: The tank size affects the run time of the air compressor. A larger tank can provide longer continuous operation before the compressor motor needs to restart. This is because the compressed air in the tank can be used to meet the demand without the need for the compressor to run continuously. It reduces the frequency of motor cycling, which can improve energy efficiency and prolong the motor’s lifespan.

3. Pressure Stability: A larger tank helps maintain stable pressure during usage. When the compressor is running, it fills the tank until it reaches a specified pressure level, known as the cut-out pressure. As the air is consumed from the tank, the pressure drops to a certain level, known as the cut-in pressure, at which point the compressor restarts to refill the tank. A larger tank size results in a slower pressure drop during usage, ensuring more consistent and stable pressure for the connected tools or equipment.

4. Duty Cycle: The duty cycle refers to the amount of time an air compressor can operate within a given time period. A larger tank size can increase the duty cycle of the compressor. The compressor can run for longer periods before reaching its duty cycle limit, reducing the risk of overheating and improving overall performance.

5. Tool Compatibility: The tank size can also impact the compatibility with certain tools or equipment. Some tools, such as high-demand pneumatic tools or spray guns, require a continuous and adequate supply of compressed air. A larger tank size ensures that the compressor can meet the air demands of such tools without causing pressure drops or affecting performance.

It is important to note that while a larger tank size offers advantages in terms of air storage and performance, it also results in a larger and heavier compressor unit. Consider the intended application, available space, and portability requirements when selecting an air compressor with the appropriate tank size.

Ultimately, the optimal tank size for an air compressor depends on the specific needs of the user and the intended application. Assess the air requirements, duty cycle, and desired performance to determine the most suitable tank size for your air compressor.

China best 3971519 High Quality Air Compressor Air Pump 4bt 6bt Isbe Isde Qsb Diesel Engine Parts OEM Factory Manufacture 3964687 4898367   with Hot sellingChina best 3971519 High Quality Air Compressor Air Pump 4bt 6bt Isbe Isde Qsb Diesel Engine Parts OEM Factory Manufacture 3964687 4898367   with Hot selling
editor by CX 2023-10-02

China Hot selling Better Quality 150 HP CHINAMFG Air Screw Diesel Engine Compressors with Professional Service for Good Brand air compressor parts

Product Description


Product Description

ZIQI Advantages:
1.Equipped with efficient and reliable compression main engine, the main engine and diesel engine are directly
connected through high elastic coupling, with higher efficiency, better reliability and longer service life.

2. The diesel engine adopts CHINAMFG and other famous domestic and foreign diesel engines, which meet the requirements of national II emission, with strong power and low fuel consumption, and a nationwide after-sales service system, so that users can get rapid and perfect service.
3. The air volume control system is simple and reliable. According to the amount of air used, the air intake can be automatically adjusted from 0 to 100%.

4. Microcomputer intelligent monitoring air compressor exhaust pressure, exhaust temperature, diesel
engine speed, oil pressure, water temperature, oil tank level and other operating parameters, with automatic alarm and shutdown protection function.

Model Motor power Air displacement Air pressure weight DImension
KW HP m3/min cfm mpa bar KGS mm
GMD-42-8 42 57 5.2 185 0.8 8 1050 2700*1685*1684
GMD-58-8 58 80 7 248 0.8 8 1550 3140*1740*1900
GMD-110-8 110 150 13 460 0.8 8 2180 3120*1630*2290
GMD-110-10 110 150 12.5 441 1.0 10 2180 3120*1630*2290
GMD-110-14.5 110 150 11 390 1.45 14.5 2180 3120*1630*2290
GMD-110-15 110 150 12 424 1.5 15 2180 3120*1630*2290
GMD-132-14.5 132 180 15 530 1.45 14.5 2580 3650*1700*2040
GMD-141-15 141 190 14 495 1.5 15 2510 3650*1700*2040
GMD-162-17 162 220 16 565 1.7 17 3760 3720*1970*2250
GMD-191-18 191 260 17 600 1.8 18 3760 3720*1970*2250
GMD-191-17 191 260 19 670 1.7 17 3830 3720*1970*2250
GMD-191-21 191 260 20 706 2.1 21 3830 3720*1970*2250
GMD-194-18 194 260 18 636 1.8 18 3900 3720*1970*2250
GMD-295-20 295 400 25 883 2.0 20 4910 4150*2000*2900
GMD-295-23 295 400 29 1571 2.3 23 4910 4150*1950*2900
GMD-400-25 400 544 33 1165 2.5 25    

Packaging & Shipping



Are you manufacturer?
ZIQI: Yes,we are professional air compressor manufacturer over 10 years and our factory located in ZheJiang .
How long is your air compressor warranty?
ZIQI: For 1 year.
Do you provide After- sales service parts?
ZIQI: Of course, We could provide easy- consumable spares.
How long could your air compressor be used?
ZIQI: Generally, more than 10 years.
How about your price?
ZIQI: Based on high quality, Our price is very competitive in this market all over the world.
How about your customer service?
ZIQI: For email, we could reply our customers’ emails within 2 hours.
Do you support OEM?
ZIQI: YES, and we also provide multiple models to select. How to get quicker quotation?When you send us inquiry, please confirm below information at the same time:
* What is the air displacement (m3/min,cfm/min)?
* What is the air pressure (mpa,bar,psi)?
* It is ok if you need air tank, air dryer and filters.
This information is helpful for us to check suitable equipment solution and quotation quickly.


After-sales Service: Online Support
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Cylinder Arrangement: Balanced Opposed Arrangement
Cylinder Position: Angular


air compressor

What is the impact of humidity on compressed air quality?

Humidity can have a significant impact on the quality of compressed air. Compressed air systems often draw in ambient air, which contains moisture in the form of water vapor. When this air is compressed, the moisture becomes concentrated, leading to potential issues in the compressed air. Here’s an overview of the impact of humidity on compressed air quality:

1. Corrosion:

High humidity in compressed air can contribute to corrosion within the compressed air system. The moisture in the air can react with metal surfaces, leading to rust and corrosion in pipes, tanks, valves, and other components. Corrosion not only weakens the structural integrity of the system but also introduces contaminants into the compressed air, compromising its quality and potentially damaging downstream equipment.

2. Contaminant Carryover:

Humidity in compressed air can cause carryover of contaminants. Water droplets formed due to condensation can carry particulates, oil, and other impurities present in the air. These contaminants can then be transported along with the compressed air, leading to fouling of filters, clogging of pipelines, and potential damage to pneumatic tools, machinery, and processes.

3. Decreased Efficiency of Pneumatic Systems:

Excessive moisture in compressed air can reduce the efficiency of pneumatic systems. Water droplets can obstruct or block the flow of air, leading to decreased performance of pneumatic tools and equipment. Moisture can also cause problems in control valves, actuators, and other pneumatic devices, affecting their responsiveness and accuracy.

4. Product Contamination:

In industries where compressed air comes into direct contact with products or processes, high humidity can result in product contamination. Moisture in compressed air can mix with sensitive products, leading to quality issues, spoilage, or even health hazards in industries such as food and beverage, pharmaceuticals, and electronics manufacturing.

5. Increased Maintenance Requirements:

Humidity in compressed air can increase the maintenance requirements of a compressed air system. Moisture can accumulate in filters, separators, and other air treatment components, necessitating frequent replacement or cleaning. Excessive moisture can also lead to the growth of bacteria, fungus, and mold within the system, requiring additional cleaning and maintenance efforts.

6. Adverse Effects on Instrumentation:

Humidity can adversely affect instrumentation and control systems that rely on compressed air. Moisture can disrupt the accuracy and reliability of pressure sensors, flow meters, and other pneumatic instruments, leading to incorrect measurements and control signals.

To mitigate the impact of humidity on compressed air quality, various air treatment equipment is employed, including air dryers, moisture separators, and filters. These devices help remove moisture from the compressed air, ensuring that the air supplied is dry and of high quality for the intended applications.

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

What are the safety considerations when operating an air compressor?

Operating an air compressor requires careful attention to safety to prevent accidents, injuries, and equipment damage. Here are some important safety considerations to keep in mind:

1. Read the Manual: Before operating an air compressor, thoroughly read and understand the manufacturer’s instruction manual. Familiarize yourself with the specific safety guidelines, recommended operating procedures, and any specific precautions or warnings provided by the manufacturer.

2. Proper Ventilation: Ensure that the area where the air compressor is operated has adequate ventilation. Compressed air can produce high levels of heat and exhaust gases. Good ventilation helps dissipate heat, prevent the buildup of fumes, and maintain a safe working environment.

3. Personal Protective Equipment (PPE): Always wear appropriate personal protective equipment, including safety glasses or goggles, hearing protection, and non-slip footwear. Depending on the task, additional PPE such as gloves, a dust mask, or a face shield may be necessary to protect against specific hazards.

4. Pressure Relief: Air compressors should be equipped with pressure relief valves or devices to prevent overpressurization. Ensure that these safety features are in place and functioning correctly. Regularly inspect and test the pressure relief mechanism to ensure its effectiveness.

5. Secure Connections: Use proper fittings, hoses, and couplings to ensure secure connections between the air compressor, air tools, and accessories. Inspect all connections before operation to avoid leaks or sudden hose disconnections, which can cause injuries or damage.

6. Inspect and Maintain: Regularly inspect the air compressor for any signs of damage, wear, or leaks. Ensure that all components, including hoses, fittings, and safety devices, are in good working condition. Follow the manufacturer’s recommended maintenance schedule to keep the compressor in optimal shape.

7. Electrical Safety: If the air compressor is electric-powered, take appropriate electrical safety precautions. Use grounded outlets and avoid using extension cords unless approved for the compressor’s power requirements. Protect electrical connections from moisture and avoid operating the compressor in wet or damp environments.

8. Safe Start-Up and Shut-Down: Properly start and shut down the air compressor following the manufacturer’s instructions. Ensure that all air valves are closed before starting the compressor and release all pressure before performing maintenance or repairs.

9. Training and Competence: Ensure that operators are adequately trained and competent in using the air compressor and associated tools. Provide training on safe operating procedures, hazard identification, and emergency response protocols.

10. Emergency Preparedness: Have a clear understanding of emergency procedures and how to respond to potential accidents or malfunctions. Know the location of emergency shut-off valves, fire extinguishers, and first aid kits.

By adhering to these safety considerations and implementing proper safety practices, the risk of accidents and injuries associated with operating an air compressor can be significantly reduced. Prioritizing safety promotes a secure and productive working environment.

China Hot selling Better Quality 150 HP CHINAMFG Air Screw Diesel Engine Compressors with Professional Service for Good Brand   air compressor partsChina Hot selling Better Quality 150 HP CHINAMFG Air Screw Diesel Engine Compressors with Professional Service for Good Brand   air compressor parts
editor by CX 2023-09-30

China Good quality Diesel Engine Portable Air Compressor Hammer Rock Drill air compressor parts

Product Description

Product Application


Portable W-3.5/5 mining used air compressor with jack hammer price

Double Air Tank Diesel Portable Best-Selling Engine Oil Piston Air Compressor are mainly used to supply stable and clean compressed air to the pneumatic tools and keep them working smoothly and efficiently.


1.Valve plate and spring strip:made of special steel from Sweden and after special treatment;high efficient and reliable
2.Piston ring:special design;integral casting;excellent flexibility;lowest lubricating oil consumption
3.Cylinder:made of boron cast iron;wear resistant;special suitable for dusty condition
4.Cylinder cover:extrusion process adopted;streamlined external appearance;good heat emission performance
5. Simple structure light weight easy to move
6. Energy saving Low cost
7.Easy operating and maintenance

Main Features

1) Simple structure in linear type ,easy in installation and maintation. 

2) Adopting advanced world famous brand components in pneumatic parts ,electric parts and operation parts. 
3) High pressure double crank to control the die opening and closing. 
4) Running in a high automatization and intellectualization,no pollution 
5) Apply a linker to connect with the air conveyor ,which can directly inline with filling machine . 




Portable W3.5/5 mining used air compressor with jack hammer price

Model Number


Rated speed


Exhaust Volume



 diesel engine

Exhaust Pressure

0.5 Mpa

Volume of gas storage tank


Cylinder (Dia×Qty)


Dimension (L*W*H) mm









Cylinder:Made of boron cast iron; wear resistant; special suitable for dust condition.

Cylinder cover: Extrution process adopted; streamlined external appearance; good heat emission performance


Thickening of high qualified steell plate , the latest sheet metal welding technology , high stength , beautiful and durable.


The motor/diesel engine provides reliable power, low voltage startup and running performance strong fan cooled motor and body; special shock proof design.


Piston ring:Special design, integral casting; excellent flexibility, lowest lubricating oil consumption.




After Sales Service

• Warranty: One year for the whole machine 2 year for air end , and spare parts will be provided with best price.
• Over board engineer service is available for most countries.

Special Customized Service
• Quantity: MOQ 5 pcs  Logo customized.


Q1. What’s your delivery time?
Generally 7-10 days
Q2. How long is your air compressor warranty?
One year for the whole machine 2 year for air end .
Q3. How long could your air compressor be used for? 
At least 10 years.
Q4. What’s payment term?
T/T, L/C and etc.
Q5. How about your customer service?
24 hours on-line service for all our clients.
Q6. How about your after-sales service?
1. Providing customers with installation online instructions.
2. Well-trained engineers available to overseas service.

After-sales Service: Engineers Available
Warranty: One Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Cylinder Position: Vertical
Structure Type: Open Type



The Air Compressor Is a Versatile Tool

The Air Compressor is one of the most versatile tools in any garage or workshop. It is easy to use and can perform a variety of tasks, from jackhammering to drilling. These machines are available in a wide variety of sizes and types, making it an excellent choice for a variety of situations. With a single motor, you no longer need separate motors for each tool. Its lightweight, compact design makes it easy to handle, and the single motor also reduces wear on parts.


Oil-injected air compressors require a large amount of lubricant, which needs to be added to the sump regularly to maintain optimum performance. As there are many types of industrial fluids, a well-intentioned maintenance technician may add the wrong lubricant to the compressor. If this happens, the compressor will become incompatible with the lubricant, resulting in excessive carryover and the need to flush and replace downstream air treatment components.
Typically, the G 110-250 oil-injected rotary screw compressor from Atlas Copco provides reliable compressed air, preventing costly downtime. The G110-250 oil-injected rotary screw compressor is highly reliable and durable, enabling it to function in temperatures up to 46degC/115degF. Despite the oil-injected air compressor’s robust design, this unit requires very little on-site installation, and it features simple operation.
The primary advantage of oil-injected air compressors is the reduced cost of running. The cost of oil-free compressors is less than half of that of oil-injected ones, and it will require fewer maintenance costs in the long run. Moreover, the oil-free system is more environmentally friendly than oil-injected air compressors. But the drawbacks of oil-injected air compressors are substantial, too. It can contaminate finished goods and cause a significant financial risk for the manufacturer.
An oil-injected rotary screw air compressor offers several advantages over its counterpart. First, it features an innovative vertical design with variable-speed drive, allowing it to run more efficiently. Second, oil-injected air compressors reduce energy consumption by up to 50% compared to non-oil-injected air compressors. They also have a thermostatic valve, allowing them to maintain an optimum temperature. Thermostatically-regulated oil coolers allow the compressor to run more quietly.


What is an oil-free air compressor? The name refers to a type of air compressor that does not contain oil in the compressor chamber. Oil-free air compressors still use oil for various purposes, including lubricating the moving parts and managing waste heat. However, many people do not realize that their air compressor still requires oil for proper functioning. This article will explore why this type of air compressor is preferable for many users.
First of all, oil-free air technology has many benefits. For one, it reduces the energy cost involved in filtering air, and it minimizes leaks. Moreover, it also reduces the oil costs associated with compressor refills. And finally, it reduces the risks of contamination. Oil-free air technology is the future of compressed air. If you’re looking for an oil-free air compressor, here’s what to look for in your search.
Depending on the purpose of your air compressor, it may be beneficial to invest in an oil-free air compressor. Oil-lubricated air compressors are generally more durable than their oil-free counterparts, but they may cost twice as much. You should still consider the cost of ownership before purchasing an oil-free compressor. The oil-free models can be easier to transport, and they are more powerful. Moreover, they’re quieter than oil-lubed models.
An oil-free air compressor also means less maintenance, as it doesn’t need oil to work. This type of air compressors also features fewer moving parts, which means fewer places for problems to develop. All oil-free air compressors are manufactured to meet ISO Class 0 and 1 air purity standards. They also have less noise and vibration compared to their oil-based counterparts. So, why not choose an oil-free air compressor for your business?


When choosing a gas-powered air compressor, it’s important to consider the advantages of gasoline. This energy source can power a large air compressor without electricity. However, this type of air compressor lacks electrical hookup, so you’ll need to run an extension cord if you need to use it at a distance. However, gas compressors are able to function with just a gas tank. This makes them ideal for medium to heavy-duty industrial applications.
Another important consideration when choosing a gas air compressor is its size. Larger compressors are typically larger than portable ones and require more space. This makes them easier to transport and operate on the go. However, if you’re not sure which type of air compressor is best for you, consider the gas-powered versions. While they may be lighter, they don’t run as smoothly as their electric counterparts. Gasoline-powered compressors are not as portable as their electric counterparts and require proper maintenance.


Electricity in an air compressor is not cheap. A 25 HP air compressor runs for ten hours each day, five days a week. The motor in these machines consumes 746 watts per hour. To find out how much electricity the equipment uses, multiply the wattage by the running time. For example, if the compressor runs for three hours, then it will use 1.9 kilowatt hours of electricity. To determine how much electricity an air compressor uses per day, you can calculate the kilowatt hours and multiply the number by the utility rate. Considering this, you can determine the cost of running your air compressor once per month.
The cost of operating an air compressor depends on the type of compressor. Electric air compressors are often silent and can run without any maintenance. These tools can be left unattended for up to four thousand hours before requiring repair. Electric air compressors require higher power for higher pressure, so you should plan accordingly. Whether or not you need a maintenance visit is up to you, but the benefit of not having to spend a fortune on repairs is priceless.
Although compressed air is not an energy-efficient source, its use in a variety of applications may save you money and kilowatts. Since an air compressor uses power when it is running, the cost is lower than the cost of operating a power tool. If you plan to use your air compressor for a long time, make sure that it is maintained properly. Proper care will save you money and power, and you may even be able to get an extended warranty if the compressor breaks down.

Variable frequency drive

The main purpose of a variable frequency drive (VFD) in an air compressor is to reduce energy consumption in the process of compression. A single motor drag system cannot adjust its speed continuously according to the weight of the load. By applying frequency control to the compressor, the power consumption can be reduced while maintaining the same pressure level. Therefore, a VFD is an excellent choice for compressors. Its benefits are numerous.
A VFD can also monitor the temperature of the motor and send error signals if the motor is running too hot or too cold. This eliminates the need for a separate sensor to monitor the oil pressure. These functions are useful not only in lowering energy consumption, but also in improving the performance of an application. Moreover, a VFD can monitor additional variables such as temperature and motor speed. Hence, it is a useful investment.
When using a VFD, it is crucial to choose the right motor. The speed of the compressor should be within the maximum starting limit of the motor. The air tank may be of any size, but a constant pressure limit is required to keep the VFD running within the service factor of the motor. In addition to a VFD, a master controller should also include a remote pressure set point and a PID card for a master controller. The transmitter should incorporate all useful data from the VFD, including the speed and the oil temperature. The VFD must be tested before it is integrated with the master control. It should be tested for min and max speed, temperature, and current within the expected range.
The use of a VFD in an air compressor has many benefits. One of the most notable is the reduction in power consumption. Fixed-speed compressors run on set points of six to seven bar. An extra bar of compression uses 7 percent of energy. This energy is wasted. A VFD-powered air compressor can also increase the life span of compressor parts. It is one of the best investments in your compressor. So, why wait any longer?

China Good quality Diesel Engine Portable Air Compressor Hammer Rock Drill   air compressor partsChina Good quality Diesel Engine Portable Air Compressor Hammer Rock Drill   air compressor parts
editor by CX 2023-04-20

China Cummins Engine Driven 1250cfm 20bar 21bar Air End Ingersoll Rand (GHH) Screw Diesel Air Compressor air compressor parts

Product Description

Product Description

Compressor Air shipping m3/min 35
cu.ft/min 1250
  Discharged Pressure bar 21
psig 304.5
Capacity of pressure Reserrvoir (L) 172
Engine  Manufacture & Model  Cummins&QSZ13-C550-30
Cylinder Number six
Displacement (L) 13
 Rotating Speed   (r/min)/Rated 1800
(r/min)/Idle 1400
Rated Power(KW[HP])  410
   Fuel Capacity(L) 750
Voltage of Battery 24
Dimensions Pipe Size×No NPT3″*1PCS  
Size Dimension  L(mm) 5400
 W(mm) 2250
 H (mm) 2550
  Weight (Kg) 8385

Our items

Organization Info

/ set
1 set

(Min. Order)


Lubrication Style: Lubricated
Cooling System: Water Cooling
Power Source: Diesel Engine
Cylinder Position: Vertical
Structure Type: Closed Type
Installation Type: Stationary Type





Compressor Air delivery m3/min 35
cu.ft/min 1250
  Discharged Pressure bar 21
psig 304.5
Capacity of pressure Reserrvoir (L) 172
Engine  Manufacture & Model  Cummins&QSZ13-C550-30
Cylinder Number 6
Displacement (L) 13
 Rotating Speed   (r/min)/Rated 1800
(r/min)/Idle 1400
Rated Power(KW[HP])  410
   Fuel Capacity(L) 750
Voltage of Battery 24
Size Pipe Size×No NPT3"*1PCS  
Size Dimension  L(mm) 5400
 W(mm) 2250
 H (mm) 2550
  Weight (Kg) 8385

/ set
1 set

(Min. Order)


Lubrication Style: Lubricated
Cooling System: Water Cooling
Power Source: Diesel Engine
Cylinder Position: Vertical
Structure Type: Closed Type
Installation Type: Stationary Type





Compressor Air delivery m3/min 35
cu.ft/min 1250
  Discharged Pressure bar 21
psig 304.5
Capacity of pressure Reserrvoir (L) 172
Engine  Manufacture & Model  Cummins&QSZ13-C550-30
Cylinder Number 6
Displacement (L) 13
 Rotating Speed   (r/min)/Rated 1800
(r/min)/Idle 1400
Rated Power(KW[HP])  410
   Fuel Capacity(L) 750
Voltage of Battery 24
Size Pipe Size×No NPT3"*1PCS  
Size Dimension  L(mm) 5400
 W(mm) 2250
 H (mm) 2550
  Weight (Kg) 8385

How to Choose the Right Air Compressor

An air compressor uses pressurized air to power a variety of tools. They are most commonly used to power nailers and impact wrenches. Other popular uses for air compressors include paint sprayers and impact wrenches. While all air compressors have the same basic construction, their specialty differs. Ultimately, their differences come down to the amount of air they can push. Read on for information on each type of air compressor. These tools are great for many different purposes, and choosing the right air compressor depends on your specific needs.

Electric motor

While purchasing an electric motor for air compressor, compatibility is a key factor. Not all motors work with the same type of air compressor, so it’s important to check the manufacturer’s instructions before purchasing. By doing this, you can avoid wasting money on an incompatible motor. Another important consideration is speed. A motor’s speed is its rate of rotation, measured in revolutions per minute. It is critical that you purchase a motor with sufficient speed to meet the needs of your air compressor.
Typically, an electric motor for air compressor is 1.5 hp. It is ideal for use with medical equipment and metal-cutting machines. It also performs well under continuous operation and offers a high efficiency and energy-saving performance. Moreover, it features an attractive price, making it a good choice for a wide range of applications. If you are looking for a motor for an air compressor, look no further than a ZYS series.
A motor’s protection class indicates how the motor will operate. Protection classes are specified by the IEC 60034-5. These are stated with two digits and represent the protection against solid objects and water. For example, an IP23 rating means that the motor will be protected from solid objects, while IP54 means that it will protect from dust and water sprayed from all directions. It is vital to choose a motor with the correct protection class for your air compressor.
When choosing an electric motor, you should consider whether it’s compatible with the brand of air compressor. Some may be compatible, while others may require advanced electronics skills to repair. However, most air compressors are covered by warranty, so it’s important to check with the manufacturer if the warranty is still in effect before you spend a dime on a replacement. The motor should be replaced if it has failed to perform as designed.

Oil bath

Air compressors require proper lubrication to function efficiently. The piston must draw air with minimal friction. Depending on their design, air compressors can either be oil-lubricated or oil-free. The former uses oil to reduce piston friction, while the latter splashes it on the cylinder bearings and walls. Such air compressors are commonly known as oil-flooded air compressors. In order to keep their oil baths clean, they are recommended for use in locations with high dust levels.

Start/stop control

An air compressor can be controlled by a start/stop control. This type of control sends a signal to the main motor that activates the compressor when the demand for air falls below a preset limit. This control strategy is effective for smaller air compressors and can be useful for reducing energy costs. Start/stop control is most effective in applications where air pressure does not change frequently and where the compressor is not required to run continuously.
To troubleshoot this problem, you need to check the power supply of your compressor. To check the supply side, use a voltage monitor to determine if power is flowing to the compressor. Ensure that the power supply to the compressor is steady and stable at all times. If it fluctuates, the compressor may not start or stop as expected. If you cannot find the problem with the air compressor power supply, it may be time to replace it.
In addition to the start/stop control, you may want to purchase additional air receivers for your air compressor. These can increase the capacity of air stored and reduce the number of times it starts and stops. Another way to decrease the number of starts per hour is to add more air receivers. Then, you can adjust the control to match your requirements. You can also install a pressure gauge that monitors the compressor’s performance.
Start/stop control for air compressors can be complex, but the basic components are relatively easy to understand. One way to test them is to turn the compressor on or off. It is usually located on the exterior of the motor. If you’re unsure of the location of these components, check the capacitors and make sure that the air compressor is not running while you’re not using it. If it does, try to remove the capacitor.
Variable displacement control is another way to adjust the amount of air flowing into the compressor. By controlling the amount of air, the control can delay the use of additional compressors until more required air is available. In addition to this, the device can also monitor the energy used in the compressor. This control method can result in substantial energy savings. You can even save on the amount of electricity by using variable displacement control. It is essential for efficient compressed air systems.

Variable speed drive

A VFD, or variable frequency drive, is a type of electric motor that adjusts its speed to match the demand for air. It is an efficient way to reduce energy costs and improve system reliability. In fact, studies have shown that a 20% reduction in motor speed can save up to 50% of energy. In addition, a VFD can monitor additional variables such as compressor oil pressure and motor temperature. By eliminating manual checks, a VFD will improve the performance of the application and reduce operating costs.
In addition to reducing energy costs, variable-speed drives also increase productivity. A variable-speed air compressor reduces the risk of system leaks by 30 percent. It also reduces the risk of system leaks by reducing pressure in the system. Because of these advantages, many governments are promoting this technology in their industries. Many even offer incentives to help companies upgrade to variable-speed drives. Therefore, the variable-speed drive can benefit many air compressor installations.
One major benefit of a variable-speed drive is its ability to optimize energy use. Variable frequency drives are able to ramp up and down to match the demand for air. The goal is to optimize the pressure and flow in the system so that the best “dead band” occurs between forty percent and eighty percent of full load. A variable-speed compressor will also increase energy efficiency because of its programmability.
A variable-speed air compressor can also be used to control the amount of air that is compressed by the system. This feature adjusts the frequency of power supplied to the motor based on the demand. If the demand for air is low, the frequency of the motor will reduce to save energy. On the other hand, if there is an excess demand for air, the variable-speed compressor will increase its speed. In addition, this type of air compressor is more efficient than its fixed-speed counterpart.
A VFD has many benefits for compressed air systems. First, it helps stabilize the pressure in the pipe network, thereby reducing the power losses due to upstream pressure. It also helps reduce the power consumption caused by fluctuations in upward pressure. Its benefits are also far-reaching. And as long as the air pressure and air supply is properly sized, a VFD will help optimize the efficiency of compressed air systems.

China Cummins Engine Driven 1250cfm 20bar 21bar Air End Ingersoll Rand (GHH) Screw Diesel Air Compressor     air compressor partsChina Cummins Engine Driven 1250cfm 20bar 21bar Air End Ingersoll Rand (GHH) Screw Diesel Air Compressor     air compressor parts
editor by CX 2023-04-07