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PTFE membrance polyester needle punched felt
polyester staple fiber with polyester stple yarn scrim
weight (g) :500 Thickness: 1.8mm Width : <2200mm
finish treatment : Singeing ,Calendering, heat setting ,PTFE membrance
Air Permeability (L/m2/S): 150~300
Tensile Strength (N/5X20cm): Warp 1100 Weft : 1300
Tensile elongation %: Warp 20 Weft 30
Temperature ℃ : Continue 130 , Instant 150
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