Technology trapezium Orientation vertical Product application for powders, building materials, for coal grinding Other characteristics automatic, for recycling, large Final grain size 1,600 µm Rotational speed Min.: 740 rpm (4,650 ) Max.: 990 rpm (6,220 ) Output Min.: 4 t/h (2 lb/s) Max.: 45 t/h (28 lb/s) Motor power