Micro powder grinding mill: 1) high capacity 2) low consumption 3) finished fineness adjstable Micro powder grinding mill HGM micro powder grinding mill is mainly applied to grind non-inflammable, non-explosive and brittle materials with Mohs hardness under six. Such as calcite, chalk, limestone, dolomite, kaolin, gypsum, talc etc, totally more than 100 kinds of materials. Product fineness can be ...