Product features: rare earth permanent magnet source; Magnetic grid adopts pumping or pull structure, easy unloading iron; Fully sealed stainless steel grid structure; Frame material (all stainless steel or steel) optional; Single or multi-layer superimposed magnetic grid arbitrary combination; The specifications range from 200×200mm to 1000×1000mm. Application scope: all kinds of granular non-metallic mineral materials, food raw materials, chemical raw materials in the process of dry iron removal.