Nonwoven Needle Punched Felt Filter Bag-Filter Sleeve-All our manufacturing processes are strictly implemented according to ISO Name:Nonwoven Needle Punched Felt Filter Bag-Filter SleeveMaterial:Polyester, polypropylene, Nomex, FNS, glassfiber,acrylic,PPS(ryton),P84, PTFE.Description:we offer normal and high temperature needle feltProduct range (by application):a. regular needle felt in polyester ...