hgm 100 three rings and medium speed micro powder grinder
Threerings and Mediumspeed Micropowder Grinder|Grinding. HGM series of threerings and mediumspeed micro powder grinder is widely used in making fine powder or micro powder, and the raw materials should be noninflammable and nonexplosive under the Moh''s hardness less than 6 grade such as limestone, calcite, dolomite, kaolin, bentonite, talc, illite, pyrophillite, barite, meerschaum ...