100% PTFE high temperature resistant needle felt 1. Material available: 100%PTFE 2. The characters of needle felt filter fabric are: 1.High tensile strength2.Excellent filtration function3.Great abrasion resistance 4.Good dimensional stability5.Strong acid and alkali resistance 6.resistance to abrasion resistance to fold 7.High temperature resistant. 3. Technical specifications:1)Series: PTFE felt 2)Material: 100% PTFE 3)Working temperature:240-260C4)Weight:750g/m2 5)Thickness: 1.1mm 5)Air per-meability:150-250L/M2.S6)Breaking strength: 620N/5cm 510N/5cm 7)Elongation(%):<5 <5 8)Finishing:singed,heat set
