... Ltd is a professional manufacture with filter clothes, filter bags, filter meshes and other related filter material for more than 15 years ... skilled, practical units are welcome to come to negotiate!Nonwoven needle punched Filter bag:1)Materials: Polyester, Nylon, PP, PE, ... PTFE, Nomex, Fiberglass, etc.2)Technics: Nonwoven Needle Punched3)Gram Weight: ...