Polypropylene Needle Felt

Capable of manufacturing standard PP product 15,000 squares per day
Diameter & Length:Accept customization
PP filter has high filtration efficiency, low pressure loss , stable filtration efficiency, long life, low cost filter , safety, adaptability.
Finish-treatment: Calendering, Heat setting, Singeing

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In Stock .
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1) Low temperature resistance ( 88-120 °C)
2) Excellent resistant to hydrolysis, acids and alkalies
3) Smooth surface, more defined pore size and good air permeability
4) Lower fiber release, Lower density,High mechanical characteristics

Physical and Chemical Characteristics Of Polypropylene Needle Felt:

Weight(gs m) 500
Thickness(mm) 2
Width(mm) ≤2.2 m
Finish treatment Singeing, Calendering, Heat setting
Air permeability(L/m2.s) 150-200
Tensile strength(N/5 cm) warp ≥1700
weft ≥2200
Tensile  elongation(%) warp ≤20
weft ≤30
Heat shrinkage(%) warp ≤1.5
weft ≤1.0
Temperature(°C/°F) Continue 90 /194
Instant 120 /248
Anti-acid Excellent
Anti-alkali Excellent
Anti-abrasion Good
hydrolysis stability Excellent


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