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, of waste materials so they can be more easily disposed of or recycled, or to reduce the size of a solid mix of raw materials (as in rock ore), so that . Crushing devices hold material between two parallel or tangent solid.crushing of raw materials,From raw materials to cement Extracting raw materials Raw material .with the extraction of raw materials and ending with the finished product. From raw materials to cement. Extracting raw materials. Crushing and transportation.
crushing of raw materials