... , 33M-45M, 30H-42H, 30SH-40SH, 28UH-35UH, 28EH-33EH. Block magnetAt present time, Sintered NdFeB is one of the strongest ... contributes to the development of many small and flat motors used in the high-tech industry. It is high residual induction ... formed into various sizes, shapes. So they have been widely used in commercially available fields since the mid 1980's. makes ...