... 3.excellent wear and tear resistance Nonwoven Filter Bag1.polyester anti-static filter cloth 2.acid resistance 3.excellent ... wear and tear resistanceNonwoven needle punched Filter bag 1)Materials: Polyester, Nylon, PP, PE, PTFE ... liquid, solid and tiny particle recycle in chemicals, coke, carbon, dyestuff, pharmacy and plastics5) Asphalt concrete mixture, cements, ceramics ...