PTFE needle felt PTFE needle felt

  • Product Description
  • Technical Data Sheet

 PTFE needle felt is made of a kind of filter materal of three dimentional needling polytetrafluoroethylene with macromolecular linear structure.It has performance of heat resistance and wear resistance,corrosion resistance and chemical stability.Widely applicable to the industry of steel,electric power,waste incineration and etc.

eg:750g/㎡PTFE needle felt technical data
Material PTFE Fabric/PTFE scrim
Weight(g/㎡)  750
Thickness(mm) 1.0
Air permeability(m³/㎡/min) 3-5
Tensile Strength(N/5cm) warp >700
Tensile Strength(N/5cm) weft >800
Elongation at break(%) warp ≤10%
Elongation at break(%) weft ≤10%
Shrinkage at 240℃ within 90 min. warp ≤1.0%
Shrinkage at 240℃ within 90 min. weft ≤1.0%
Working Temperature 240℃
Peak Temperature 260℃
Finishing Treatment Heat setting/singed/Glazed/PTFE memeberane
Note The parameters above come from ideal lab-condition, the performance will change a little bit in-linewith actual application.


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