vertical roller mill gear boxes used in cement manufacturing process ppt
Mill Drive [kW] / Output Torque Gearbox [kNm] 0 100 200 300 400 500 600 700 Mill Capacity [t/h] Mill Drive Power Output Torque Gearbox Mill Capacity Fig. 1: Development of mill sizes 1.1 Function of the main gearbox in a vertical roller mill The main gearbox of a vertical roller mill has to perform two major tasks (see also Fig. 2): 1.