Neodymium Iron Boron (NdFeB) magnets, of the Rare Earth class, have been commercially available since the mid -1980\´s.Their popularity has grown rapidly due to their high Maximum Energy Product and their wide range of available shapes, sizes, and grades:Blocks,disc magnets,ring magnets and segments.
Sintered NdFeB Magnets product, offered by
Ningbo Hegao Magnetic Technology Co., Ltd.