Fiber wheel is a kind of polishing and grinding material, also known as fiber polishing wheel, nylon fiber wheel, non-woven fiber round, cutting force strong, part of traditional abrasive cloth, sponge cloth wheel and glue sand cloth belt, can cover the remnant of the emery cloth thick line, for casting large flash fine except and low repair effect is excellent, and grinding grain fine appearance, used for manual and automatic grinding, middle or posterior segment line processing, and less obvious surface defects elimination, fiber wheel can throw plane, concavo convex surface as well as a variety of groove. On the surface of the metal workpiece is thrown the matte, mercerized, until the mirror, use in fine polishing and rough polishing.