Crusher - WikipediaA crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. .. In this context, the SAG mill and ball mill are considered grinders rather than crushers. .. VSI crushers use a different approach involving a high speed rotor with wear resistant tips and a crushing chamber designed to 'throw' the.vsi crusher ball,VSI crushers | Vertical Shaft Impact Crusher | Rock crushing .VSI crusher is a new type rock crushing equipment and is used for substituting roller and ball mill. VSI crusher is simple and stable for operation. VSI crusher is.
vsi crusher ball