China manufacturer China Factory for High Realiable Lower Price of Energy Saving 7.5-630kw Stationary Motor Driven Air/Water Cooled Oilless/Injected Rotary Screw Air Compressor air compressor for sale

China Factory for High Reliable Lower Price of Energy Saving Stationary Motor Driven Rotary Screw Air Compressor

China Factory for High Reliable Lower Price of Energy Saving 7.5-630kw Stationary Motor Driven Air/Water Cooled Oilless/Injected Rotary Screw Air Compressor

Product Description

Discover the pinnacle of performance with our energy-saving 7.5-630kw stationary motor-driven air/water-cooled oilless/injected rotary screw air compressors. Engineered for reliability and efficiency, these compressors offer unparalleled solutions for diverse industrial applications.

1. Photo & Features

Our rotary screw air compressors are designed with a large air end and low-speed operation, ensuring high reliability and extended service life. Utilizing SKF bearings, these units promise durability and performance under rigorous conditions.

2. Details of GREAT Screw Air Compressor

The details of our screw air compressors reveal a commitment to excellence. Each unit is meticulously crafted to meet stringent quality standards, providing superior performance and energy efficiency.

3. Features & Technical Parameters

1) High Reliability
• Large air end and low-speed design
• SKF bearings with a service life exceeding 50,000 hours


Q1: Warranty terms of your machine?
A1: One year for the whole machine, two years for the air end, and technical support as per your needs.

Q2: Will you provide some spare parts of the machines?
A2: Yes, we provide necessary spare parts to ensure seamless operation.

Q3: What about product packaging?
A3: Our products are packed strictly in standard seaworthy cases.

Q4: What about the voltage of products?
A4: Voltage can be customized according to your requirements.

Q5: Which payment terms can you accept?
A5: We accept TT and LC payment terms.

Our Service

1. After-sale Service

We offer continuous support before, during, and after sales. Our team is available 24/7 to provide the best solutions. Warranty covers one year for the whole machine and two years for the air end. Spare parts are available at the best prices, and overseas engineer service can be arranged.

2. Special Customized Service

We offer full OEM, half OEM, and logo OEM services to meet your specific needs. Customization includes changes in color, nameplate, and logo, with varying quantities and no extra fees for certain options.

3. Overseas Engineer Service

Our engineers are available for overseas service. We require arrangements for accommodation, transportation, and translation services. Extra costs will be discussed based on local prices.

Additional Product Offerings

In addition to our high-quality air compressors, EVER-POWER GROUP supplies a variety of industrial products, including agricultural gearboxes, power output shafts, sprockets, fluid couplings, worm gear reducers, gears and racks, roller chains, pulleys, planetary gearboxes, timing pulleys, and bushings. We emphasize high-quality products, preferential prices, and excellent customer service. Custom orders with drawings and samples are welcomed.

All the content of the page is from the Internet, the content is only as a reference for product selection, our products are replacement parts and not original spare parts; we are not the holder of the original trademarks of the content, our products are only suitable for after-sales replacement parts and not original spare parts, our replacement parts can be perfectly adapted to the original spare parts; if you need to buy original spare parts, please contact the original factory to buy. If you want to buy original spare parts, please contact the original supplier for purchase.

Performance Characteristics of Oilless Air Compressors

Oilless air compressors are designed to operate without the need for oil lubrication, which distinguishes them from traditional air compressors. Here are the key performance characteristics:

Oil-Free Operation

An oilless air compressor does not require oil for lubrication, which reduces the risk of oil contamination in the compressed air. This feature is particularly beneficial in industries such as food and beverage, pharmaceuticals, and electronics manufacturing where clean air is crucial.

Low Maintenance

Without the need for oil changes and related maintenance, oilless air compressors offer lower maintenance costs and simpler upkeep. This leads to less downtime and more reliable operation.

Environmental Friendliness

Oilless air compressors produce fewer emissions and are more environmentally friendly due to the absence of oil disposal issues. This makes them a sustainable choice for various applications.

Quiet Operation

These compressors typically operate more quietly than their oil-lubricated counterparts, making them suitable for environments where noise reduction is important.

Enhanced Durability

Oilless air compressors often feature advanced materials and design that enhance their durability and longevity, providing long-term reliability.

Types and Characteristics of Oilless Air Compressors

Oilless air compressors come in various types, each with unique characteristics and suitable applications.

Reciprocating Oilless Air Compressors

These compressors use a piston driven by a crankshaft to deliver air at high pressure. They are known for their compact size and efficiency in delivering high-pressure air.

Rotary Screw Oilless Air Compressors

These compressors use twin screws to compress air, offering continuous operation and reduced noise levels. They are ideal for industrial applications requiring a steady supply of compressed air.

Scroll Oilless Air Compressors

Scroll compressors use two spiral-shaped scrolls to compress air. They are appreciated for their quiet operation, reliability, and low maintenance requirements.

Advantages of Oilless Air Compressors Made of Different Materials

Aluminum Construction

Oilless air compressors made of aluminum are lightweight, offering ease of portability and installation. Aluminum also provides good corrosion resistance and durability.

Stainless Steel Construction

Stainless steel compressors are highly resistant to corrosion and contamination, making them ideal for the food, beverage, and pharmaceutical industries.

Composite Materials

Compressors constructed from composite materials combine strength and lightness, providing excellent performance in harsh environments.

Application of Oilless Air Compressors in Various Fields

Oilless air compressors are crucial in many industries due to their clean air output and reliable performance.

Medical and Dental Equipment

In the medical and dental fields, oilless air compressors provide clean, oil-free air necessary for patient care and equipment operation.

Food and Beverage Industry

The absence of oil contamination is crucial in the food and beverage industry to ensure product safety and quality.

Pharmaceutical Industry

Oilless compressors are essential in pharmaceutical manufacturing processes where contamination-free air is required.

Electronics Manufacturing

In electronics manufacturing, clean air is vital to prevent damage to sensitive components during production.

Automotive Industry

The automotive industry utilizes oilless air compressors for painting, cleaning, and other processes where oil contamination can affect product quality.

Future Development Trends and Opportunities of Oilless Air Compressors

Oilless air compressors are evolving to meet the demands of various industries. Key trends include:

Increased Energy Efficiency

Manufacturers are focusing on improving the energy efficiency of oilless air compressors to reduce operational costs and environmental impact.

Advanced Materials

The development of new materials will enhance the durability and performance of oilless air compressors, making them suitable for more demanding applications.

Smart Technology Integration

Integration of smart technology and IoT features will enable remote monitoring and predictive maintenance, increasing reliability and reducing downtime.

How to Choose a Suitable Oilless Air Compressor

Choosing the right oilless air compressor involves several considerations:

Clear Requirements

Identify the specific needs of your application, including pressure requirements, air quality, and usage patterns.

Material Selection

Choose a compressor constructed from materials that suit your operating environment and industry requirements.

Design Optimization

Consider the design and features of the compressor, such as noise levels, size, and ease of maintenance.

Suppliers and After-Sales Service

Select a reputable supplier who offers reliable after-sales service and support to ensure long-term performance.


Evaluate the total cost of ownership, including purchase price, maintenance costs, and energy efficiency, to determine the most cost-effective option.

Quality Control

Ensure that the compressor meets industry standards and certifications for quality and performance.

Author: Dream