... 3.Meda type:fiber glass,PTFE,PPS,P84,Nomex Power plant industry dust collector bag Heading Glass fiber filter ... and high filtration efficiency is widely used in metallurgy, cement, power generation, carbon black, coal-fired boilers, chemical industry and waste ... abrasion,stable size,little elongation shrinkage ratio,high intension,also ultimate fiber of felt layer fiber,three dimensional micro pore ...