... machine is suitable for non-flammable and non-explosive minerals whose Moh’s hardeness is below 9.3, humidity ... 80-425meshes(even till 1000meshes), such as cement clinker (born), quartz, feldspar, calcite, dolomite, graphite, fluorite, wollastonite, phosphate rock, ... coal, gangue, slag, zircon sand, talc, granite, potash feldspar, marble, barites, ceramics, glass and other grinding materials of ...