The equipments has stable and reliable performance in operation .It has small volume, light weight, simple structure and process which make the machine easily to change the parts and conveniently move , turning the third-grade crushing to the second-grade crushing. It is applicable for granite, basalt, cement clinker, quartz, emery, ore, iron ore and bauxite with large production capacity, long service life hammerhead and environmental protection and energy conservation features. Additionally, the pebbles fine crushing prevent the traditional sandstone making equipments feature which is only applicable for the soft rock(under 150MPa).