Material:PE,PP,Nomex,PPS,Glassfiber,Acrylic,P84 Weight: from 400 to 800g/m2 ... manufacture filter felt with all kinds of material such normal temperature fiber ( PE, PP, Acrylic) and high temperature fiber ( PPS, Glassfiber, Nomex, P84 ... ). Material:PE,PP,Nomex,PPS,Glassfiber,Acrylic,P84Weight: from 400 to 800g ...