subject: Three Series Of Characteristic Abrasives [print this page] 3, super-hard abrasive super-hard abrasive is caused by employing superabrasive diamond or cubic boron nitride grinding tools made of, Department of abrasive another big series. Several characteristics of super-hard abrasive and marked with the following: the concentration of binder, particle size, abrasive grade, particle thickness, diameter, thickness, diameter, shape code in accordance with the above features and markings are standardized the 1998 National Abrasives Technical Committee prepared by the China Publishing House of China Machinery Industry standard requirements of each standard on the concentration: the organization and the abrasive roughly the same number, but in super-hard abrasives in the logo should be marked. The so-called super-hard abrasive concentration is contained within the volume per cm3 grams superhard abrasive to% numbers indicate the concentration of the following codes: Code abrasive content (g/cm3) concentration