... metallurgy, chemical, construction and mining industry. It can be used for grinding barite, limestone, porcelain,slag and other materials that Moh ... 's hardness is below 9.3, humidity is 6%, and nonflammable non-explosive minerals. The ... <250.613-0.0332.1-5.6130377100x5900x7900Customer’s spot:Quality certification: Vertical Grinder for Ore Benification, Capacity 2.1-5.6t/h