... produced felt products ,felt insole ,felt bag Welcome to Nangong Huari Felt FactoryPolyester, polypropylene, Teflon, Nomex, Rayon, and Kevlar fibers are needled or ... fibers together to achieve a desired thickness and density. Needled felt is commonly made from wool, synthetic and other re ... fibers. When viewing a cross-section of needled punched felt, the fibers lay vertically, as opposed to pressed ...