Common Types of Filter Cloth for Filter Press

Filter press cloth are a important ingredient of the filter press. Choose the right filter cloth will
help you get drier filter cakes, optimal filter cake release and longer service life, which will
derectly improve the filter press working efficiency and reduce maintenance costs.


Filter Cloth Selection on basis of Materials
(1.) Vinylon Filter Cloth
The chemical name of vinylon filter cloth is polyvinyl alcohol. Its strength is lower than that of
polyester, its elasticity is poor, the shape retention of fabric is poor, but its wear resistance is
better, and its durability is 1-2 times that of pure cotton.

Advantages: it can withstand the action of strong alkali, and has good hygroscopicity. It is easy
to combine with rubber. It is a good material for rubber industry.
Disadvantages: low temperature resistance, shrinkage when the temperature reaches 100 ℃,
and acid resistance.
Application: used in the factory or rubber industry with strong alkaline material.
(2.) Polyester Filter Cloth
Polyester filter cloth is resistant to high temperature, it has the special advantages of common felt
filter cloth, and it has very good wear resistance. It has a high cost performance and becomes the
most used filter cloth in felt filter material.
Advantages of filter cloth: acid resistance, weak alkali resistance, wear resistance, corrosion
resistance, good recovery.
Disadvantages: poor peeling and air permeability
Application: pharmaceutical, sugar, food, chemical, metallurgical, industrial filter press, centrifuge,
etc.