Why choose polyester filter cloth?

Why choose polyester filter cloth?

Polyester Filter ClothType

1. Polyester filament yarn filter cloth

2.Polyester staple yarn filter cloth

Polyester filament yarn filter cloth compared with polyester staple yarn filter cloth

Filament yarn filter cloth: long and smooth, good air permeability.

Staple yarn filter cloth: short and not smooth, not good air permeability.

Property of polyester filter cloth

Properties Polyester Kapron Polypropylene Vinylon
Acid resistance Strong Poor Excellent Not
Alkali resistance Weak Excellent High Strong
Electrical conductivity Very poor Fairly good Excellent Medium
Elongation at break 30%-40% 18%-45% Better than polyester 12%-25%
Wear resistance Excellent Excellent Good Fairly good
Thermal endurance 170 °C 130 °C 90 °C 100 °C
Softening point 240 °C 180 °C 150 °C 200 °C
M.P. 265 °C 215 °C 170 °C 220 °C
Why do you choose polyester filter cloth?

Excellent combination properties such as sleekness, high tensile strength, wear resistance and permeability, empower it to be an effective and popular filtration media. Various types of polyester yarns are provided to satisfy particular applications. For example, multifilament filter cloth not only strengthens its tensile strength but also ensures good cake release. Different woven patterns including plain, stain and twill, are designed with special purposes.

For better understanding of woven patterns and yarn types, please click here. If you are still confused, contact us without hesitate.

What are the advantages of polyester filter cloth?

High performance resistance against most organic acids except high concentrations of nitric, sulfuric and carbolic acids.

High tensile strength.

Elongation: 20% - 50%.

High operating temperature: up to 302 °F.

Excellent abrasive resistance.

Good resistance to weak most oxidizing agents.

Good filter cake release.

Long life span.

Where is polyester cloth used?

Chemical plant.

Fertilizer plant.

Pharmaceutical.

Sugar.

Separation of oil and water.

Food and beverage.

Remark:

Not available for strong alkalis at high temperature.

Not suitable for some phenolic compounds.

Not suitable for sticking solids filtration.

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Mai Shi

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