Rock crusher divide into medical stoner and mining industry rock breaker and crusher machine according to main type.Mining industry rock stone crusher is the size reduction machinery of size greater than three millimeters of content over 50% of the total emission fluxes. Crushing operations often according to the size of feeding and discharging-material divide into coarse crushing, intermediate grinding and fine grinding, widely used in mining, smelting, building material, highway, railway, water conservancy and chemical industry and many other sectors. Commonly used sandstone equipment is Jaw Crusher, Impact Crusher, Cone Crusher, Sand making machine, Mobile crusher, Double roll crusher, Hammer crusher, Composite crusher, Fine crusher, Metal Crusher etc.