China Manufacturer 5.5kw Belt Driven Industrial Silent Oil Free Water Injected Lubrication Air Compressor

Product Description

ZAKF 5.5kw Belt Driven Industrial Silent Oil Free Water Injected Lubrication Air Compressor

Oil free compressor: 5.5KW – 250KW normal pressure 0.7~1.3MPa Low pressure machine 0.2~0.5MPa Medium pressure machine 1.6~4.0MPa Process compressor: oil and gas recovery, nitrogen, oxygen, carbon dioxide, biogas, coal gas, etc.

Main Features

Why do we need oil-free water jet screw technology?

Large capacity

High discharge pressure (up to 13 bar) and high efficiency

Nearly isothermal compression, low noise

Real oil-free stainless steel compression rotor-self-lubricating bearing

Oil-free guarantee ISO8573 Class 0 standard certificate reduces the lifetime cost -Reduced maintenance costs

Stainless steel material

HP range from 7.5HP to 350hp.

CHINAMFG oil free air compressors are warranted for one-year.

Perfect after-sales service.



Q1: Are you a manufacturer or a trade company?

A1: We are a manufacturer.

Q2: What is the exact address of your factory?

A2: Our company is located in 3F, building B, No.168, Dezheng East Road, Xihu (West Lake) Dis. Town, HangZhou City, ZheJiang Province, China.

Q3: What are the warranty terms of your machine?

A3: One year warranty for the machine and technical support according to your needs.

Q4: How about payment terms?

A4: L/C, T/T, Western Union, MoneyGram.

Q5: How long will you take to arrange production?

A5: If in stock, we will ship it in 3 workdays; if no stock or have some special requests, like changing the color or changing 380V/50HZ to other electricity, we will deliver it in 15 workdays.

Q6: Why choose ZAKF?

A6: ZAKF has its own patents, has a good reputation both in China and around the world. It’s much cheaper than other air compressors because we have our own factory and our aim is the acceptable price to create the good quality!

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Ever-Power Group mainly supplies various products for industrial use, such as agricultural gearboxes, power output shafts, sprockets, fluid couplings, worm gear reducers, gears and racks, roller chains, pulleys and pulleys, planetary gearboxes, timing pulleys, bushings, etc. We provide high-quality products at preferential prices and offer considerate services. Customers are welcome to customize drawings and samples.

All content on the page comes from the Internet. The content is only used as a reference for product selection. Our products are replacement parts rather than original spare parts; we are not the holders of the original trademark of the content, and our products are only suitable for after-sales replacement parts, not original spare parts. Our replacement parts can perfectly fit the original spare parts; if you need to purchase original spare parts, please contact the original factory to purchase.


Q1: How long is the warranty for your air compressors?

A1: Our air compressors come with a one-year warranty.

Q2: Are your air compressors made of stainless steel?

A2: Yes, our air compressors are made of stainless steel.

Q3: What is the pressure range of your air compressors?

A3: Our air compressors have a pressure range of 0.7~1.3MPa.

Q4: Can your air compressors be used for industrial applications?

A4: Yes, our air compressors are suitable for industrial use.

Q5: Do you provide after-sales service for your air compressors?

A5: Yes, we provide perfect after-sales service for our air compressors.

Performance Characteristics of Water Injected Compressor

1. Enhanced Cooling Efficiency

The water injected compressor boasts superior cooling efficiency due to the injection of water into the compression chamber. This process aids in reducing the compressed air’s temperature, leading to improved cooling performance and a more energy-efficient operation.

2. Reduced Energy Consumption

By utilizing the water injection technique, the compressor can achieve significant energy savings. The cooled air requires less energy for subsequent processes, resulting in reduced power consumption and increased overall efficiency.

3. Extended Equipment Lifespan

The water injection process helps to mitigate the harmful effects of high temperatures on compressor components. By lowering the compressed air temperature, the wear and tear on internal parts are minimized, resulting in a longer lifespan for the equipment.

4. Enhanced Air Quality

Water injected compressors also contribute to improved air quality. The water acts as a natural filter, trapping and removing contaminants from the compressed air, resulting in cleaner and healthier air supply for various applications.

Types and Characteristics of Water Injected Compressor

1. Oil-injected Water Injected Compressor

This type of compressor combines the benefits of water injection with traditional oil lubrication. It provides efficient cooling and lubrication, ensuring smooth operation and minimal wear on internal parts.

2. Oil-free Water Injected Compressor

For applications where oil contamination is a concern, the oil-free water injected compressor offers a viable solution. It eliminates the need for oil lubrication, ensuring clean and oil-free compressed air output.

Advantages of Water Injected Compressor Materials

1. Stainless Steel

Water injected compressors made of stainless steel exhibit excellent corrosion resistance, making them ideal for applications in corrosive environments such as the chemical industry.

2. Aluminum Alloy

Compressors constructed with aluminum alloy offer lightweight and cost-effective solutions. They are commonly used in industries where portability and affordability are key factors, such as electronics manufacturing.

Application of Water Injected Compressor

Water injected compressors find wide-ranging applications across various industries, including:

1. Food and Beverage Industry

The use of water injected compressors ensures the delivery of clean and contaminant-free compressed air, maintaining the product quality and safety standards in food and beverage processing.

2. Pharmaceuticals and Healthcare

Water injected compressors play a critical role in pharmaceutical manufacturing, where air quality is crucial for maintaining the integrity and sterility of pharmaceutical products and medical equipment.

3. Electronics Manufacturing

The electronics industry relies on water injected compressors to provide clean and dry compressed air, ensuring the optimal performance and reliability of delicate electronic components and manufacturing processes.

4. Chemical Industry

Water injected compressors are essential in chemical processing, where the elimination of oil contamination and the prevention of corrosion are vital for maintaining the quality and safety of chemical products.

Future Development Trends and Opportunities

The future of water injected compressor products looks promising, with several development trends and opportunities:

1. Increased Energy Efficiency

Advancements in technology will continue to drive the development of more energy-efficient water injected compressors, helping industries reduce their carbon footprint and operating costs.

2. Integration of IoT and Automation

The integration of Internet of Things (IoT) technology and automation in water injected compressors will enable real-time monitoring, predictive maintenance, and improved overall system performance.

Choosing a Suitable Water Injected Compressor

When selecting a water injected compressor, consider the following aspects:

1. Clear Requirements

Define your specific needs and operating conditions to ensure the selected compressor meets your performance requirements.

2. Material Selection

Choose a compressor constructed with materials suitable for your industry and application, considering factors such as corrosion resistance and weight.

3. Design Optimization

Look for compressors with optimized designs that promote energy efficiency, reliability, and ease of maintenance.

4. Suppliers and After-sales Service

Select reputable suppliers who offer reliable products and comprehensive after-sales support to ensure smooth operation and prompt assistance when needed.

5. Cost-effectiveness and Quality Control

Evaluate the overall cost-effectiveness of the compressor, considering not only the initial purchase cost but also long-term maintenance and energy consumption. Additionally, ensure the compressor meets quality standards and certifications.

Finally, always prioritize thorough research and consultation with industry experts to make an informed decision when choosing a suitable water injected compressor.

Author: Dream


Water Injected Compressor

As one of the water injected compressor manufacturers, suppliers, and exporters of mechanical products, We offer water injected compressor and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of plastic water injected compressor.

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