Grate/Grid Magnets are designed for product purity for free flowing materials such as carbon black, drugs, chemicals, cosmetics, food products, plastics, grains, spices, sugar, honey, salt, and minerals. These units are easily installed in any hopper or floor opening, chute or duct. The Magnetic Grids protect your processing machinery against dangerous tramp iron. Magnetic filter bars fixed onto a stainless steel frameworks, when anything containing iron substances passes through the framework, Iron particles are attracted to the bar magnets by magnetic fields. As a result, your equipment and facilities will be safe and sound, and your products will be safe for consumption.