loading of coal gangue crusher

    Crusher,  · A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust.Crushers may be used to reduce the size, or change the form, of waste materials so they can be more easily disposed of or recycled, or to reduce the size of a solid mix of raw materials (as in rock ore), so that pieces of different composition can be differentiated.archive.fast,  · The operational pits are designed based on the optimized shell, and the potentially mineable portion of the resource is estimated within those pits . The ultimate pit contains a total of 73 . 1 million tonnes of crusher feed at a strip ratio of 4 . 45 : 1 . The crusher