PET Polyester Filter Bag

Product Description

Introduction of polyester filter bag

Polyester needle felt is adopted polyester filament needle carpet fiber classics non-woven acupuncture process heat sty ling, singeing, pressure with light made with three-dimensional structure, space distribution uniformity, the surface is smooth non-woven fabric.

Feature of polyester filter bag

It has such advantages as large porosity, good air permeability, high efficient of dust collection, easy separation, stable chemical property, long working life,low price etc. it can not only filtrate normal temperature gas, water, oil but also corrosion

gas with acidity, alkalinity.

Application of polyester filter bag

It is widely used in such fields as steel, non-ferrous metal, chemical industry,cement, medicine, foodstuff etc.

 

TECHNICAL DATA(Polyester filter bag)

                      Material

pet/pet short fibre scrim

pet/pet long staple scrim

 Weight.g/m2

450

500

600

450

500

600

 Thickness:mm

1.6

1.8

2.2

1.55

1.75

2.15

Air permeability:L/m2.s

300

250

200

300

250

200

Breaking strength 

N/5×20cm

warp

>750

>750

>800

>1000

>1100

>1150

weft

>1150

>1200

>1400

>1300

>1350

>1400

Breaking elongation%

warp

<35

<35

<35

<25

<25

<25

weft

<55

<55

<55

<45

<45

<≤45

 Continuous working temperature

≤130

≤130

≤130

≤130

≤130

≤130

 Instant working temperature

150

150

150

150

150

150

Acid resistance

Excellent

Excellent

Alkali resistance

Good

Good

Abrasive resistance

 Excellent

Excellent

Hydrolysis stability

Good

Good

Finish treatment

singeing,calendering,heat setting,coated

 

 


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