Bonded magnet is a kind of magnet made by mixing and granulating permanent magnetic powder with a specific particle size distribution, different types of resin powder and additives in a certain proportion and then pressing or injection molding.which are widely used in automotive industry(sensors, motors) smart office equipment, consumer electronics, instrumenation and other fields.Due to its shaping flexibility and good dimensional stability, the injection magnet has good mechanical properties and can be integrated with plastic/metal inserts for injection molding.