Jaw Crusher ScienceDirect
Jan 01, 2016 The closed set of an operating jaw crusher was 125 mm. A continuous stream of ore was fed at the rate of 30 t/h. On an average, 10% of the ore was less than the set. The F 80 was 410 mm in size. The crusher was initially operated at 200 rpm at a reduction ratio of 1:4, but the toggle speed was to be increased. Calculate 1.