... are made of bonded ferrite magnet powder,compound rubber and other materials.By extruding. rolling or injecting. The ... motors,toys,stationery,decoration magnets on refrigerator, brochures and magnetic products.Plastic magnets are made of bonded ferrite ... can be inserted inmetal and plastic pieces, They are widely used in DC permanent motor, step motor,mter motor, printer and duplicaror roller, etc. ...