... , filtering speed, sound absorption, shock absorption, insulation, flame resistan Ptfe coated fiber glass cloth has advantages of a high temperature, corrosion resistance, dimensional ... <10<10acid resistance (°C)280280acid resistanceexcellentexcellentalkali resistancegoodgoodabrasive resistancegeneralgeneralhydrolytic resistancegoodgoodpost-treatmentPTFE (Ptfe treatment)PTFE (Ptfe treatment)