... (PET), polypropylene (PP), Fiberglass, METAMAX, FMS, P84, Acrylic, PTFE Membrane etc. OEM is Acceptable. Nonwoven Needle Felt Filter Cloth forDust filter bagsMaterial: Polyester ... (PET), polypropylene (PP), Fiberglass, METAMAX, FMS, P84, Acrylic, PTFE Membrane etc. Application: Liquid filtration and industrial ...