... electronics, mining, foodstuffprocessing, flour and timber processing .Nonwoven needle punched Filter bag1)Materials: Polyester, Nylon, PP, PE, PTFE, Nomex, Fiberglass, etc ... )Technics: Nonwoven Needle Punched3)Gram Weight: 100gsm-1000gsm4)Thickness: 0.5mm-30mm5)Usage: Air Filtration, Liquid filtration, Powder filtrationthe sample picture ...