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  • Sumitomo Special Metals

    Strong Neodymium Magnets Sumitomo Special Metals has been commercializing neodymium compounds since 1982. Since then, stronger neodymium magnetic grades have been developed. The strongest neodymium magnet is N55, but it is not widely utilized. A more common grade is N42. its highest flux density is 5,500 Gauss. The biological effects of Neodymium magnetics Neodymium magnets […]