... performance life Acrylic needle feltAcrylic needle punched filter coated with PTFE membrane:Weight: 500g/m2,Thickness: 1.9mmNormal use temperature: 160Air ... cloth,Nomex filter felt,FMS filter felt,Antistatic filter felt,PTFE filter bag,PPS filter bag,P84 filter bag,Polyester two ... :HACCP ISO 9001:2000 ISO 14001:2004 Others (Needle felt,ptfe fabric)Acrylic needle felt