Polypropylene Filter Cloth Products Performance: Good Acid-resistance, Alkali-resistance, abrasion-resistance, excellent conductibility but anti-corrosion is poor. Polypropylene is better than polyester in restorability. Heat Resistance (℃): 90℃ Breaking Extension (%): 18%-35% Softening Point(℃): 140℃-160℃ Fusing Point(℃): 255℃-260℃ Categories: Polypropylene long fiber felt cloth, polypropylene staple fiber felt cloth. Application； Ceramics, chemicals, pharmacy, metallurgy, manufacturing industry, mining. Products models: Polypropylene staple fiber filter cloth: 4212 Polypropylene long fiber filter cloth: 512,527,750(AB), 750(A), 750(B), 522,108(B), 108(C) 850