... granularity 2.Used in mining,metallurgy,building materials Cement equipment ,production line for cementintroduction of cement equipment1.crush and pre-blending (1 ... such as limestone, clay, iron ore , coal and so on.limestone is the largest raw material in the production of cement.The ... broken in the process of breaking cement ,such as limestone, clay, iron ore and coal ,etc.Limestone is the greatest ...