Water repellent needle felt cloth

Water repellent needle felt cloth,filter bags Weight(g/m2) 400-600 Material Polypropylene fibre Thickness(mm) 1.4-2.2 Air permeability(L/m2/s) 150-230 Splitting strenght(N/5*20) Warp Weft 900-1140 1100-2000 Splitting elongation(%) Warp Weft 40 60 Temperature(C) Continue Instant <130 <200 Finshing treaiment Water-oil repelling treatment Properties:1 High strength 2 Water-oil repelled 3 Good air permeability,inprove filtration efficiency.save energy 4 Easy cake release 5 long life Application Filter corroding gas mix with acid and alkali,water,oil blow 130 centigarde,and water oil repelled. So is not easy to blocked qwe to the dwe Producing procedure Fibre loosening→ carding→ yarn laying→ pre-punching→ punching→ felt molding→ dingeing calendering→ PTFE dipping→ drying→ forming→ rolling→ packing