This Rolling Ring Crusher is a high capacity coal crusher with a reduction ratio capability of up to 20:1. Maximum feed size in larger models is up to 600mm, it is capable of delivering a 12mm to 38mm product size in a single pass with no product circulation or screening required. Capacities range from 50 tph to 2000 tph dependent upon rotor speed, lump size, material hardness and moisture. The Crusher is fitted with cleanout doors to remove tramp iron and uncrushable material from the metal trap, situated at the rear of the machine.