Was founded in 1956, after more than half a century of development, has now become a domestic first-class modern machinery manufacturing enterprises. Product marketing at home and abroad. Pf series impact crusher is mainly used in secondary crushing, and can crush material o f crushing compression strength no more than 320 maps. It is suitable to produce high rank highway, hydroelectric and building material and such industry as stone. (1)even crushing function of multi-cavities which is suitable to crush hard material. (2)reasonable design of leveling plate making the finished material finer and cubic-shaped without internal cracks (3)low and big feed opening make the production line easy to arrange and increase the size of feeding material. (4)hydraulic start-up which is convenient for maintenance and replacement of wear-parts. (5)new anti-abrasive material which prolong service life of impact hammer, impact plate and liner.