China Zenith Coal Crushing Equipment, Coal Mining Equipment .Because it is primary crusher, coal mining equipment is designed for long life service . jaw ensure a high capacity and low consumption rate of the ware parts.price of primary coal crusher,Crusher - WikipediaA crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. . The earliest of these were in the foundries, but as coal took hold the larger operations became the coal breakers that .. Primary crushing reduces the large pieces to a size which can be handled by the downstream machinery.
price of primary coal crusher