PPS(Ryton) Needle Felt

PPS(Ryton) Needle Felt

Our capacity:15000 square meter per day (standard PPS product)
Diameter & Length:Accept customization
PPS has good chemical stability, wide temperature range , resistance to atmospheric aging , better radiation resistance , low permeability  and many other performance advantages. Despite PPS has the superior performance,  the high price of PPS is its large-scale promotion of the obstacle .
Finish-treatment: Calendering, Heat setting, Singeing

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  • Description


Features of PPS (Ryton) needle felt:

  1. Excellent Anti-Acid And Anti-Alkali
    2. Anti-High Temperature:190-220°C/374-428°F
    3. High-efficiency filtration
    4. Sulfur fumes or sulfur oxides in fuel can be used
    5. Very easy to be oxidized in sunshine
    6. Suitable for high humidity, high concentration, flue dust containing chemical ingredients
    7. Can be customized.
    Notice:Common brand of PPS include Ryton® and Procon® and belong to Philip Company.

Physical and Chemical Properties of PPS (Ryton) needle felt:(Customization Of Feature And Size)

Weight(gs m) 500
Thickness(mm) 1.8
Width(m) ≤2.2
Finish treatment Singeing, Calendering, Heat setting
Air permeability(L/m2.s) 200-300
Tensile strength(N/5 cm) warp ≥1100
weft ≥1500
Tensile  elongation(%) warp ≤15
weft ≤20
Heat shrinkage(%) warp ≤1.5
weft ≤1.0
Temperature(°C/°F) Continue 190/374
Instant 220/428
Anti-acid Good
Anti-alkali Excellent
Anti-abrasion Excellent
Hydrolysis stability Middle


Option 2

We also supply a new material which can replace the PPS needle felt. It has the charactise of the PPS needle felt, but the continue temparature can up ro 250℃. The following are the specification about the new products.

Weight(gsm) 810
Thickness(mm) 0.75
Air permeability(cm³/cm²/s) 2-4
Tensile strength(N/25mm) warp 2400
weft 2800
Temperature(°C/°F) Continue .260/500
Instant 300/572
Anti-acid Excellent
Anti-alkali Excellent