Crusher - WikipediaA crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. .. In this context, the SAG mill and ball mill are considered grinders rather than crushers. . A jaw crusher uses compressive force for breaking of particle. . by a cam or pitman mechanism, acting like a class II lever or a nutcracker.mode of application of crusher and grinders,Mill (grinding) - WikipediaUses, Grinding. Related items, Mortar and pestle · Expeller · Extruder. A mill is a device that breaks solid materials into smaller pieces by grinding, crushing, or cutting ... of powders, but purpose, construction and operation mode are different.
mode of application of crusher and grinders