The crusher by the motor power respectively after reducer reducer drive two teeth roll or violent backward rotation, when the material from the entrance into the body broken cavity, two with rotating teeth teeth roll material screening first, conform to the requirements of the material through teeth into the discharge chute, the big materials roller tooth tooth fracture, shear, tensile effect has been broken, from the discharging mouth education.
It is mainly used in coal preparation plant, open pit coal mine, well mining and other coarse, medium crushing operations, but also for limestone, oil shale, iron ore, gold ore, copper ore, lead and zinc ore, nickel ore and other rock ore materials, surface rock and soil of open pit mine, ore..











