... mixture, cements, ceramics, building materials, lime and plaster6) Dust treatment, purification and collection in electronics, mining, foodstuffprocessing, ... flour and timber processing .Nonwoven needle punched Filter bag1)Materials: Polyester, Nylon, PP, PE, PTFE, Nomex ... )Thickness: 0.5mm-30mm5)Usage: Air Filtration, Liquid filtration, Powder filtrationthe sample picture: