A blade plate for crushers to be installed on a fixed side or a moving side, includes a base material part and many blade parts arranged on the surface of the base material part. The blade part includes a diamond blade part having an edge formed of a corner between a belt-like part and an inclined part, and a chevron blade part which is configured in a polyhedral shape having an edge formed of a corner between a cross-shaped tip end belt-like part and a foot part and an edge formed of a corner between an inclined belt-like part and a foot part, and which is bound to an intersection place of the diagonal lines of the diamond blade part. Also provided is a crusher which utilizes the blade plate.