... or medium hard materials with no much water, such as limestone, coal, shale, plaster, asbestos mineral, coke and so on. The crushers ... ; the production capability not greater than 50t/h. 2, Limestone CrusherMainly for crushing slaked lime and other raw materials, with ... not more than 3mm; the production capability 300t/h. Granite,limestone, coal, concrete and stone industry used easy operation impact ...