Permanent magnetic separator mainly consists of such four parts as cylinder, magnetic system, cell and transmission parts. Cylinder is made of 2-3mm welded and bent stainless steel and the terminal cover is forged aluminum plate which is connected with stainless bolts. The motor drives the cylinder to go round and round through decelerated machine. The magnetic system is open and put in the cylinder. The magnetic piece is installed on the bottom plate with stainless bolt, the axis of magnetic yoke spreads out of cylinder, and there is cranks which are fixed on the end of axis. The angle of magnetic system can be adjusted by pulling the crank, and be fixed with push rod. The working area of cell is made of stainless steel plate, and the other parts of frame and cell adopt