filter felt
Polypropylene (PP) needle-punched filter felt
Co-polyacrylonitrile (Nitrile) needle-punched filter felt
Polyamide (PA) needle-punched filter felt
Ho-polyacrylonitrile (Acrylic) needle-punched filter felt
Chemical yarn woven filter cloth, 729 tubular cloth, 208 flannelette, 921, 747, 737 and so on.