The fineness of finished fine powder that pulverized by super fine powdergrinding mill can be adjusted between 300meshes and 3000meshes, yields can reach to 0.5-12 tons per hour. Shanghai Clriik Machinery has five models of HGM series super fine stone grinding mill, namely HGM80, HGM90, HGM100, HGM100A, and HGM125 (new).