commonly used material are PVDF, PTFE, FEP, ETFE, PFA, PP etc. Wire Mesh ... , formed by braiding and artificial processing, which it's widely used in the gas liquid separation device of chemical, pharmaceutical, light ... with diameter bigger than 3-5um contained in gas, commonly used material are PVDF, PTFE, FEP, ETFE, PFA,PP etc. Non-standard ...