ball mill Ball Mill is the key equipment to grind the crushed products,which is widely used in power-making production line such as cement line, ceramic ,silicate,new-type building materials,fertilizer,ore dressing of ferrouse metal and non-ferrouse metal. The ball mill can grind all kinds of ore and other material with wet type and dry type. The ball mill is a horzitional rotatin device transmitted by the outer gear.The materials are transferred to the grinding chamber through the quill shaft uniformly.There are ladder liner and ripple liner and different specifications of steel balls in the chamber.The centrifugal force caused by rotation of barrel brings the steel balls to a certain height and impact and grind the materials. The ground materials are discharged and through the discharging board ,and then the grinding process is finished.