Grease-proof&water proof polysterpolyester needle felt Grease-proof&water proof polysterpolyester needle felt

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  • Product Description
  • Technical Data Sheet

Water proof and grease proof needle felt can effectively prevent water and all kind of oil contamination.Compared with ordinary filter media,it has the performance of water proof,grease proof and resistance bonding,easy striping

Grease proof & water proof Polyester needle felts technical data
Material PET 
Weight(g/㎡)  500
Thickness(mm)±0.2 1.8
Air permeability(m³/㎡/min@200Pa) 14
Tensile Strength(N/5cm)  warp >1100
Tensile Strength(N/5cm)  weft >1300
Elongation(%)        warp ≤30%
Elongation(%)        weft ≤45%
Working Temperature 130℃
Peak Temperature 150℃
Dry shrinkage at 130℃ within 90 min.  warp <1.0%
Dry shrinkage at 130℃ within 90 min.  weft <1.0%
Finishing Treatment Singed, Calendering, Water&grease proof, PTFE membrane
Note The parameters above come from ideal lab-condition, the performance will change a little bit in-line with actual application.


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