| Product Application
Primary air flter cotton is generally used at the air intake of ventilation equipment and air control systems as a pre-flter or primary filter at places directly in contact with outdoor air. It is suitable for various industrial applications, such as the spraying industry, pollution prevention and control,public construction, air conditioning industry, electronics industry, pharmaceutical factories, food industry, etc.
| Product Features
- The primary-effciency air flter cotton mainly filters dust particles larger than 5 μm.
- The primary-efficiency air flter cotton is made by processing high-performance and high-strength synthetic fibers in an incremental structure.
- It has the characteristics of high dust holding capacity and low resistance, strong flame retardancy, long service life, and can be reused after cleaning.
- It is economical and practical, and can withstand a temperature of 100℃.
- It complies with the fre classification standards of European DIN53438-F1 and American UL900-CLASS1.
- It is often used in combination with paper frames and metal frames to make plate-type primary-efficiency filters, washable plate-type flters,paper-frame flters, bag-type primary-effciency flters and other flter materials.
| Technical Parameters

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Primary Filter Cotton
Product application:Primary air flter cotton is generally used at the air intake of ventilation equipment and air control systems as a pre-flter or primary filter at places directly in contact with outdoor air. It is suitable for various industrial applications, such as the spraying industry, pollution prevention and control,public construction, air conditioning industry, electronics industry, pharmaceutical factories, food industry, etc.
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Wheel,Balancer,Tyre,Scissor Lift
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