PP(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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Features:

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