Introduction of PPS Filter Felt Cloth
PPS needle felt is a new type high temperature,acid and alkali resistant filter material punched by polystyrene sulfide fiber produced by American Dopont & Japanese TEIJN company.
Feature of PPS Filter Felt Cloth
It has advantages of acid&alkali resistance, hydrolysis resistance, stabi1ity, fire resistance, long working Iife It can work in the area such as humidity,chemical corrosion, high temperature etc.
Application of PPS Filter Felt Cloth
It is widely used in power plant coal burning boiler, coal ash collection treatment, water incineration, metal smelting etc.
TECHNICAL DATA(PPS Filter Felt Cloth) |
Material | PPS fiber/PPS long fiber scrim | PPS fiber/glass fiber scrim |
Weight /㎡ | 450 | 500 | 550 | >800 |
Thickness mm | 1.6 | 1.8 | 2.0 | 2.0 |
Air permeability l/2.s | 300 | 250 | 200 | 140～250 |
Breaking strength N/5*20cm | warp | >1150 | >1200 | >1200 | >2000 |
weft | >1200 | >1300 | >1400 | >2000 |
Breaking elongation | warp | <30 | <30 | <30 | <10 |
weft | <30 | <30 | <30 | <10 |
Continuous working temperature℃ | ≤190 | ≤190 |
Instant working temperature℃ | 232 | 232 |
Acid resistance | excellent | excellent |
Acid resistance | excellent | excellent |
Abrasion resistance | excellent | excellent |
Abrasion resistance | excellent | excellent |
Finish treatment | Heat setting,singeing | calendering |
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