we have pebble mill working principlepebble mills conical ,the mill product can either be finished size ready for processing, or an intermediate size ready for final grinding in a rod mill, ball mill or pebble mill. ag/sag mills can accomplish the same size reduction work as two or three stages of crushing and screening, a rod mill, and some or all of the work of a ball mill,ball mill working principle,ball mill is one of the high fine grinding machine is widely used in industrial production, there are a lot of its type. it is widely used in mineral processing, building materials and chemical industry etc. but do you know how does it work? this paper will mainly explain the working principle of ball mill for you.