Crusher - Wikipedia
Mining operations use crushers, commonly classified by the degree to which they fragment the starting material, with primary and secondary crushers handling coarse materials, and tertiary and quaternary crushers reducing ore particles to finer gradations. Each crusher is designed to work with a certain maximum size of...Read More
P&Q University Lesson 7- Crushing & Secondary Breaking | Pit ...
Aug 5, 2015 ... The size and type of the primary crusher should be coordinated with the type of stone, drilling and blasting patterns, and the size of the loading machine. Most operations will use a gyratory, jaw or impact crusher for primary crushing. In the secondary and subsequent stages, the stone is further reduced and...Read More