power plant industry dust collector bag 1.ISO9001 2.Customsize accept 3.Meda type: ... ,PTFE,PPS,P84,Nomex Power plant industry dust collector bag Heading Glass fiber filter media, including fiberglass needle felt ... layer fiber,three dimensional micro pore structure,high porosity,small filter resistance to gas,it has higher speed and ... filtering efficiency is lower. power plant industry dust collector bag