Our PC series hammer crusher is mainly used to crush brittle mineral materials whose compressive strength is less than 100MPa, such as coal, salt, chalk, gypsum, alums, bricks, tiles, limestone, etc. It is mainly comprised of crusher frame, rotor, grate bars, and hammer. Rotors are directly driven by the motor via elastic coupling, and materials will be crushed under the impacting action of hammer head to the crushing plate.