Product Item: Polypropylene Filter Felt for Normal Working Temperature
Product Introduction: Our factory selects high quality polypropylene fiber to make felt. Its chemical   properties are stable, acid proof, alkali proof, and organic solvent proof. Physics properties are   good, and the surface is smooth, hard and wearable; breaking strength is great, and   recovering is good. It has high air permeability, and it is difficult to block the filtration passage. It   is easy for washing. No seepage makes less pollution. It also has the characters of precious   filtration, long lifetime and easy to operate etc. Because of its great properties, it is widely used   in various industries.

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Property Index:

material		Polypropylene
Weight (g/m2)		600
Thickness (mm)		2.2
Air permeability (m3/m2/min)		≥15
Breaking strength (N/5*20cm)	warp	≥1200
	weft	≥1800
Elongation (%)	warp	≤50
	weft	≤45
Tenacity ( Mpa/min)		3.20
Constant working temperature (℃)		90
Instant working temperature (℃)		130
Acid resistant		excellent
Alkali resistant		excellent
Abrasion resistant		excellent
Hydrolyze stability		excellent
finishing treatment		Singed, calendering