Neodymium magnet rods have a circular cross-section and straight parallel sides, while it also has a hollow central portion with straight parallel sides. Neodymium magnet rod is mainly used to remove ferromagnetic impurities in powder, granular and liquid or slurry, widely used in ceramics, electric power, mining, plastic, chemical, rubber, pharmaceutical, food, environmental protection, pigment, dye, electronics, metallurgy and other industries