A two stage crushing operation feeds 0.6m diamater ore into a primary crusher at a rate of 25 mt/hr. 75% of the ore feeds through a 0.2m screen into a secondary crusher. 60% of the ore from the secondary crusher comes out of a 50mm screen.
A) Draw a basic flow diagram of the operation (already have this done).
B) Calculate the re-circulating load in the primary crusher.
C) Calculate the re-circulating load in the secondary crusher.