Aramid nomax needle felt filter bags

PPS needle felt Weight(g/m2) 500 Material PPS staple fiber Thickness(mm) 1.8 Air permeability(L/m2/s) 200-300 Splitting strenght(N/5*20) Warp Weft 1250 1350 Splitting elongation(%) Warp Weft 40 60 Temperature(C) Continue Instant 190 220 Finshing treaiment Heating Singeing calending 1)Working temperature:no lower than 160 celsius degree 2)Specialities:Strong acid resistance,good stability,high filtering efficiency Application:Low-oxidizability,garbage,incinerater,metal,melting,fly,ash,of steel plants,coal-firboiler and chemcial industry.collection of blast-furnace gas of kiln forehead.Kin backend and steel works,high temperature exhaust of electric furnace,exhausts of refractory brick kiln and the coking exhaust in the industries of asphalt mixing.Non-ferrous smelting,Ceramics,glass and cement Comparsion Performance Polyester Polypropylene Acrylic PPS Nomex Glass fiber Acid Resistance ok excellent good excellent ok ok Alkali Resistance ordinary excellent good excellent ordinary good Abrasion Resistance ok excellent good ok ok ordinary Hydrolysis ordinary excellent good excellent ok ok Anti-oxidation good ok ordinary ordinary ok ok