Material: Polypropylene fibre, Teflon coated
Weight (gram/g): 400~600
Thickness (mm):1.4~1.9
Air permeability (L/m2.s):150~230
Tensile strength (N/5x20cm):
Warp: 900~1140        Weft: 1100~2000
Working temperature: <130
Finishing: Water-oil repelling treatment.
Properties:      1. High strength,             2. water-oil repelled,        3. Good air permeability, improve filtration efficiency, save energy           4. Easy cake release         5. Long life.
Applications:
Filter corroding gas mix with acid and alkali, water, oil blow 130 centigrade.
Producing Procedure
Fiber loosening →carding →yarn laying →pre-punching →punching →felt molding →singeing →calendering →PTFE dipping →drying →forming →rolling →packing.