The iron separator is divided into flat magnetic separator, flat iron separator and other equipment. It is a device that can generate a strong magnetic field attraction. It can remove ferromagnetic impurities mixed in materials to ensure the safe and normal operation of crushers, grinders and other mechanical equipment in the conveying system. According to its iron unloading method, it can be divided into manual Various working methods such as iron unloading, automatic iron unloading and program-controlled iron unloading have formed various series of products due to different use occasions and magnetic circuit structures.