... ,strong anti-abrasion,good air permeability,high strength, fiber fabric,pp nonwoven fabric,PPS fabric. TS-PP4212Material From: Shanghai Model No.Breaking Strength(N ... (mm) Weight(g/m2) Air Permeability(200P)(L/m2*s)WarpWeftWarpWeft TS-PP4212 2217 1244.9 71.9 33.2 ... 1.35 420 124.8fiber fabric,filter cloth,fiber bag fabric.laminated filter fabric,Liquid filter bag.pp nonwoven fabric,PPS fabric.