Compare to hammer crusher,impact crusher has bigger reduction ratio and Can fully use the high speed impact energy of entire rotor
. But because the impact crusher board hammer is extremely easy to wear, it also is restricted in the hard material stave application.impact crusher is usually used to break thick garrulous, garrulous or the limestone, the coal, the calcium carbide, the quartz, the dolomite, the curing iron ore, the gypsum and the industrial chemicals which are hard following brittle material.