Dewdon - Acrylic Filter Bags
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Acrylic Filter Bags

Homo-polymer acrylic needle felt / Acrylic needle felt / polyacrylonitrile needle felt (PAN needle felt filter cloth) well known for its hydrolysis resistance performance, Dewdon research and developed the special PAN filter cloth for dust collection.

The acrylic fiber with customized sizes after needle punched into felt, for getting a perfect performance on filtration, the surface will be treated with water and oil repellent or PTFE membrane laminated, so as to make the filter bags not easy to be block and reduce the dust emission, so as to prolong the service life of the filter bags.

Product Specifications

Series Acrylic filter bag
Material Homo Acrylic 450 - 650g/sq.m needle felt
Fibre 100% Homo Acrylic staple fibre (Toyobo, Japan original fibre)
Scrim 100% Homo Acrylic scrim (Toyobo, Japan original fibre)
Weight 400 - 650g/m2 (customized)
Finishing Heat setting, single side singeing, calendering (double sides finishing would be available upon request)
Operating Temperature (°C, dry) 125/(140)
Abrasion Resistance Good
Hydrolysis Resistance Very Good
Alkali Resistance Fair
Organic Acid Resistance Excellent
Mineral Acid Resistance Mineral Acid Resistance
Oxidation Resistance (15%) Good

Product Features

Excellent anti-acid and alkali: PH ranges from 3-11.

High Filtration Efficiency: reach to 99.5%.

Hydrolysis Stability.

Stable working time: up to more than 3000 hours. Could be used cyclically.

Accept customization.

Technical Data

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It widely used in steel, power, waste incineration flue gas filtration and other harsh environments.

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