resin binder is a kind of organic binder, grinding wheel manufacturing the binder have high strength, with a certain degree of flexibility, low heat resistance, good self sharpening, easy manufacture, processing cycle short. Its scope of application after the vitrified bond, widely used for coarse grinding, snagging, cutting and grinding, such as grinding of steel ingot, castings deburring. Manufacturing high speed, high finish grinding wheel, grinding wheel, cutting off the heavy load and a variety of special requirements.