... , lump coal, slag, mineral slag, cement clinker, fireproof materials, and so on. II. New Type Roller Crusher Working PrincipleThe motor drives ... come out from the base of the machine. III. New Type Roller Crusher Features1. Compact structure, low noise and efficient; ... Low cost maintenance and easy to maintain. IV. New Type Roller Crusher Main SpecificationsModelFeeding Size(mm)OutputSize(mm)Capacity(t ...