... filter bag,gas filtration and Liquid filtration,filter bag belows:Dust filter dust Filter bag spec and details:Material: nonwoven needle felt made in polyester, polypropylene ... , Nomex, FNS, glass fiber, acrylic,PPS(ryton), P84 and PTFE. Description: Filter bags provide ... with fabric selection, dust-specific finishes, bag sizing for optimal particle separation and collector ...