introduction of crusher machine,Crusher - WikipediaA crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. Crushers may be used to reduce the size, or change the form,.introduction of crusher machine,Crusher | Definition | Crusher Selection And Types of Crusher .Aug 10, 2012 . Definition: The crusher is a machine that is designed such that to reduce the size of large rocks into smaller rocks like gravels. It is not only for.
introduction of crusher machine