Crusher - WikipediaA crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. .. In a mobile road operation, these crushed rocks are directly combined with concrete and asphalt which are then deposited on to a road surface. .. In earlier years the practical use of HSI crushers is limited to soft materials and.cement crusher years,Gyratory Crusher > Pre-reduction plants > Raw Material Preparation .Gyratory Crusher. The design of the gyratory crushers and jaw gyratory crushers is based on more than one hundred years of experience.
cement crusher years