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.
|Material||PTFE Fabric/PTFE scrim|
|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%|
|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.|