Crushers
Gyratory crushers. Gyratory crushers are frequently used in the primary crushing stage and a little less often in in the secondary stage. Gyratory crushers have an oscillating shaft. The material is reduced in a crushing cavity, between an external fixed element bowl liner and an internal moving element mantle mounted on the oscillating
Gyratory Crusher
Gyratory crushers were invented by Charles Brown in 1877 and developed by Gates around 1881 and were referred to as a Gates crusher 1 . The smaller form is described as a cone crusher. The larger crushers are normally known as primary crushers as they are designed to receive run on mine ROM rocks directly from the mines.