High Pressure Medium Speed Grinder (High Pressure Suspension Mill), the new design, from VIPEAK is used to grind barite, limestone, kaolin, and ceramics and slag, whose Moh's hardness is below 9.3 scales, non-inflammable and non-explosive material. Working Principle of High Pressure Medium Speed Grinder: The grinding Process of the Main Mill is that the transmission device brings along the Central ...