Crusher - WikipediaA crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. .. Each crusher is designed to work with a certain maximum size of raw . Some crushers are mobile and can crush rocks as large as 60 inches. . these crushed rocks are directly combined with concrete and asphalt which are.how do cement crushers work,The New Concrete On It's First Day Of WorkFeb 25, 2009 . Supervisor Christopher P. St. Lawrence Shows Residents The New Eagle Concrete Crusher On It's First Day Of Work.
how do cement crushers work