China Hot selling 380 Kg1 “External Thread Hot Selling 7.5kw Portable Oil-Free Air Compressor Directly Sold by Pharmaceutical and Food Manufacturers Compressor Motor best air compressor

Product Description

specifications HK-Q08/08-S1
Exhaust volume m ³/ min 0.8
Power(KW) 7.5
External dimensions 1170*700*1080
outlet size 1″
notes box-type

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    HangZhou CHINAMFG Oil Free Compressor Co., Ltd. was established in 2016. The factory is located in the famous oil free compressor production base in China (HangZhou), providing safe and reliable medical grade 0 oil free vortex air compressors to meet various application industries, including medical gas, pharmaceuticals, food and beverage, cosmetics, electronic industry, chemical industry, laboratory, biological fermentation,  environmental protection, and other general industries. 

Why choose CHINAMFG air compressor
1.Products have past the German TUV classo, IP67, EMC and salt spray test certification.
2.Oil free, to avoid oil leakage problem completely and oil in the compressed ai.
3.Avoid regularly clean oil discharge and waste oil processing of environmental protection, to achieve zero emissions.
4.Continuous scroll, high efficiency , low energy consumption.
5.Easy maintenance, less time consuming, it only takes 2 hours each year for preventive maintenance.
6.Failure rate is low, without oil emulsification phenomenon, maintenance is convenient and simple.
7.Dynamic and static scroll does not contact during working, low vibration, low noise.
8.Scroll air end has simple structure, less parts, less wearing parts, greatly reduces the possibility replacing parts, with high durability.Robust structure design high quality air supply capa bitity can improve reliability
Machine Parts

Serial Number specifications Exhaust volume m ³/ min Power(KW) pressure
External dimensions host
outlet size
1 HK-D04/08-S1 0.4 3.7 08./1.0 730*610*880 1*04 55±2 200 3/4ball valve box-type
2 HK-D04/08-J3 0.4 3.7 08./1.0 1300*840*1480 1*04 55±2 300 3/4ball valve External integrated


3 HK-D04/08-S2 0.4 3.7 08./1.0 1000*700*1500 1*4 55±2 350 3/4ball valve Built in integrated


4 HK-D06/08-S1 0.6 5.5 08./1.0 730*610*880 1*06 58±2 210 3/4ball valve box-type
5 HK-D06/08-J3 0.6 5.5 08./1.0 1300*840*1480 1*06 58±2 310 3/4ball valve External integrated


6 HK-D06/08-S2 0.6 5.5 08./1.0 1000*700*1500 1*06 58±2 360 3/4ball valve Built in integrated


7 HK-Q08/08-S1 0.8 7.5 08./1.0 1170*700*1080 2*04 60±2 380 1″ box-type
8 HK-Q08/08-J7 0.8 7.5 08./1.0 1755*840*1640 2*04 60±2 480 1″ External integrated


9 HK-Q08/08-J8 0.8 7.5 08./1.0 1700*800*1700 2*04 60±2 500 1″ Built in integrated


10 HK-Z12/08-S1 1.2 11 08./1.0 1170*700*1080 2*06 62±2 400 1″ box-type
11 HK-Z12/08-J7 1.2 11 08./1.0 1755*840*1640 2*06 62±2 500 1″ External integrated


12 HK-Z12/08-J8 1.2 11 08./1.0 1700*800*1700 2*06 62±2 550 1″ Built in integrated


13 HK-Q16/08-S1 1.6 15 08./1.0 1100x700x1750 4*04 65±2 500 1″ box-type
14 HK-Z18/08-S1 1.8 16.5 08./1.0 1170*700*1550 3*06 65±2 600 1″ box-type
15 HK-Z24/08-S1 2.4 22 08./1.0 1550*1140*1075 4*06 68±2 800 1.5″ box-type
16 HK-Z30/08-S1 3 27.5 08./1.0 1550*1140*1550 5*06 70±2 1080 1.5″ box-type
17 HK-Z36/08-S1 3.6 33 08./1.0 1550*1140*1550 6*06 70±2 1200 1.5″ box-type
18 HK-Z42/08-S1 4.2 38.5 08./1.0 2150*1450*15800 7*06 72±2 1400 2.0″ box-type
19 HK-Z48/08-S1 4.8 44 08./1.0 2150*1450*1580 8*06 72±2 1500 2.0″ box-type
20 HK-Z54/08-S1 5.4 49.5 08./1.0 2150*1450*1580 9*06 72±2 1650 2.0″ box-type


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

Q2: What the exactly address of your factory?
A2: Our factory is located in Jiabao Industrial Park, HangZhou City, ZheJiang Province, China

Q3: Warranty terms of your machine?
A3: One year warranty for the machine and technical support according to your needs.

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

Q5:Are you support customization
A5:Yes, supported
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After-sales Service: 24/7 Service Support
Warranty: Unit 1 Year
Installation Type: Stationary Type


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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 Oil-Free Air Compressors Handle High-Pressure Applications?

Yes, oil-free air compressors are capable of handling high-pressure applications, but certain considerations need to be taken into account. Here’s a detailed explanation of the capabilities and considerations regarding the use of oil-free air compressors in high-pressure applications:

1. Compressor Design:

Oil-free air compressors are designed to deliver oil-free compressed air, and some models are specifically engineered to handle high-pressure requirements. These compressors incorporate robust components, such as high-strength materials, reinforced valves, and advanced sealing technologies, to withstand the higher pressures generated during compression. They are typically designed to operate within specific pressure ranges, and their performance and reliability are optimized for those ranges.

2. Pressure Rating:

When selecting an oil-free air compressor for a high-pressure application, it is crucial to consider the compressor’s pressure rating. The pressure rating indicates the maximum pressure that the compressor can reliably generate and maintain. Oil-free compressors suitable for high-pressure applications are available with varying pressure ratings, ranging from several hundred PSI (pounds per square inch) to several thousand PSI, depending on the specific model and manufacturer. It’s important to choose a compressor with a pressure rating that meets or exceeds the requirements of the intended application.

3. Operating Efficiency:

Operating efficiency is an important consideration when using oil-free air compressors for high-pressure applications. As the pressure requirement increases, the compressor may consume more energy to achieve and maintain the desired pressure. It’s advisable to select a compressor that is optimized for energy efficiency, as it can help reduce operating costs and minimize environmental impact. Compressors equipped with advanced control systems, variable speed drives, and efficient motor designs can enhance overall energy efficiency in high-pressure applications.

4. Air Treatment and Filtration:

High-pressure applications often require dry and clean compressed air. In addition to the oil-free operation, it is important to ensure that the compressed air is adequately treated and filtered to remove moisture, particulates, and other contaminants. The use of appropriate air dryers, filters, and separators in the compressed air system is necessary to maintain the desired air quality and protect downstream equipment in high-pressure applications.

5. System Safety and Regulations:

High-pressure applications present additional safety considerations. It is essential to ensure that the entire compressed air system, including the compressor, storage tanks, piping, and safety devices, is designed, installed, and operated in compliance with relevant safety regulations and standards. Pressure relief valves, pressure gauges, and other safety devices should be appropriately sized and configured to handle the high-pressure conditions. Regular inspections, maintenance, and adherence to safety protocols are crucial to ensure the safe operation of the high-pressure oil-free air compressor system.

It’s important to consult with compressor manufacturers or industry experts to determine the suitability of specific oil-free compressors for high-pressure applications. They can provide guidance on selecting the right compressor model, assessing system requirements, and ensuring compliance with safety standards.

By considering the design, pressure rating, operating efficiency, air treatment, and system safety, oil-free air compressors can successfully handle high-pressure applications in various industries, including manufacturing, automotive, aerospace, and energy.

air compressor

What Are the Key Components of an Oil-Free Compressor System?

An oil-free compressor system consists of several key components that work together to compress air without the use of oil. Here’s a detailed explanation of the main components:

1. Air Intake:

The air intake is the entry point where ambient air is drawn into the compressor system. It typically includes a filter to prevent dust, debris, and other contaminants from entering the compressor and ensures clean air for compression.

2. Air Compressor Unit:

The air compressor unit is the core component responsible for compressing the incoming air. In an oil-free compressor system, this unit is designed to operate without the need for lubricating oil. It generally consists of one or more compression stages, each comprising a cylinder, piston, valves, and seals. The compression process raises the pressure of the air, resulting in compressed air output.

3. Compression Cooling System:

During the compression process, the air temperature increases significantly. To prevent overheating and ensure efficient operation, oil-free compressor systems employ cooling systems. These cooling systems can include air cooling or water cooling mechanisms, which help dissipate the heat generated during compression and maintain optimal operating temperatures.

4. Air/Oil Separation System:

An oil-free compressor system employs an air/oil separation system to ensure that no oil is carried over into the compressed air. This system typically consists of specialized filters or separators that remove any residual oil or oil mist from the compressed air before it leaves the compressor system. This separation process ensures that the compressed air remains oil-free.

5. Control and Monitoring Systems:

Modern oil-free compressor systems are equipped with advanced control and monitoring systems. These systems enable precise control of various parameters, such as pressure, temperature, and compressor speed. They also provide real-time monitoring of performance, efficiency, and potential issues. Control and monitoring systems allow for optimized operation, energy efficiency, and proactive maintenance.

6. Air Receiver Tank:

An air receiver tank, also known as a compressed air storage tank, is often included in oil-free compressor systems. The tank serves as a storage reservoir for the compressed air, providing a buffer to meet fluctuating air demand. It helps stabilize the pressure, reduces pressure fluctuations, and allows for more efficient usage of the compressed air in downstream applications.

7. Air Treatment Components:

Depending on the specific application requirements, oil-free compressor systems may include additional air treatment components. These components can include filters, dryers, and condensate management systems. Filters remove particulates and contaminants from the compressed air, while dryers remove moisture to ensure the production of clean, dry, and high-quality compressed air. Condensate management systems handle the separation and disposal of liquid condensate produced during the compression process.

8. Piping and Distribution System:

The piping and distribution system transports the compressed air from the compressor unit to the desired application points. It includes pipes, fittings, valves, and connectors that ensure proper airflow and distribution of the compressed air throughout the system. The piping system should be designed and sized appropriately to minimize pressure drops and optimize efficiency.

These are the fundamental components found in oil-free compressor systems. However, it’s important to note that the specific configuration and additional components may vary depending on the design, capacity, and intended application of the compressor system.

air compressor

What Industries Commonly Use Oil-Free Air Compressors?

Oil-free air compressors are utilized in various industries where clean and oil-free compressed air is essential for specific applications. These industries rely on oil-free compressors to ensure product quality, maintain equipment integrity, and meet industry regulations. Here’s a detailed explanation of the industries commonly using oil-free air compressors:

1. Food and Beverage:

The food and beverage industry extensively employs oil-free air compressors. These compressors are used in processes such as food packaging, filling, bottling, and product drying. Oil-free compressors prevent oil contamination, ensuring product quality, food safety, and compliance with industry regulations. They help maintain the freshness of food products, prevent flavor or odor contamination, and minimize the risk of product spoilage.

2. Pharmaceutical and Healthcare:

In the pharmaceutical and healthcare sectors, oil-free air compressors are vital for maintaining the purity and integrity of medical gases, powering respiratory devices, and supporting laboratory applications. Oil-free compressors deliver clean and uncontaminated compressed air for critical processes, such as ventilators, nebulizers, surgical instruments, dental tools, and laboratory testing. They ensure patient safety, regulatory compliance, and reliable operation in these sensitive environments.

3. Electronics and Semiconductor:

The electronics and semiconductor industries require oil-free air compressors for various applications. These compressors are used in cleanrooms and manufacturing processes where air quality is crucial to prevent contamination of sensitive electronic components. Oil-free compressors provide clean and dry compressed air for applications like chip manufacturing, circuit board assembly, and air knife systems. They help ensure the reliability and quality of electronic products while minimizing the risk of particle contamination.

4. Automotive and Aerospace:

In the automotive and aerospace industries, oil-free air compressors are utilized for painting, coating, and pneumatic tools. These compressors deliver clean, oil-free compressed air, ensuring high-quality finishes and preventing oil contamination that could affect adhesion or cause defects. Oil-free compressors play a critical role in maintaining the precision and reliability of pneumatic tools used in assembly lines, manufacturing processes, and aircraft maintenance.

5. Textile and Garment:

The textile and garment industries rely on oil-free air compressors for various applications, including powering pneumatic tools, air agitation in dyeing processes, and providing clean compressed air for textile manufacturing. Oil-free compressors prevent oil contamination that could stain or damage fabrics, ensuring product quality and minimizing the risk of production defects. They help maintain efficiency and reliability in textile production while meeting strict quality standards.

6. Chemical and Petrochemical:

The chemical and petrochemical industries utilize oil-free air compressors in critical processes where air purity is essential. These compressors are used in applications such as air sparging, pneumatic conveying, and instrument air supply. Oil-free compressors ensure that the compressed air does not introduce contaminants, ensuring the integrity of chemical reactions, preventing product contamination, and maintaining the safety of equipment and personnel.

7. Research and Laboratories:

Research facilities and laboratories across various industries rely on oil-free air compressors for a wide range of applications. These include air supply for analytical instruments, sample preparation, cell culture, and other research processes. Oil-free compressors provide clean and reliable compressed air, ensuring accurate test results, preventing contamination, and maintaining the integrity of samples and experiments.

It’s important to note that while these industries commonly use oil-free air compressors, the specific requirements may vary based on the application and industry standards. Selecting the appropriate oil-free compressor and adhering to recommended maintenance practices are crucial to achieve optimal performance and meet industry-specific needs.

editor by CX 2024-05-14

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