1.stablized quality 2.on time delivery 3.fast response to cusomer's requiry 4.rich experienced experts's assistance P84 needle felt cement filter cloth  P-84, PTFE Needle Felt Fiber: P-84Scrim: PTFE filamentWeight(gsm) : >800Thickness(mm) : 2.4Width(mm) : 2000Finish Treatment: PTFE treatmentAir Permeability( mm/s ) : 100 ~ 160Tensile Strength(N/5*20):(Warp)  >1800Tensile Strength(N/5*20):(Weft)  >1800Tensile Elongation(%): (Warp): < 10Tensile Elongation(%): (Weft) : < 10Temperature(Degree Celsius): Continue:  260Temperature(Degree Celsius):Instant :  280