... Material: Sintered Neodymium-Iron-Boron. Grade: N35-N52; 35M-50M; 33H-50H; 30SH-45SH; 28UH-42UH; 28EH-38EH; 30VH-33VH NdFeB ... and advanced commercialized permanent magnet today. NdFeB has high coercive force, ... 38EH and 30VH-33VH.Shape of MagnetsBlock, Disc, ring, Segment, Arc, Cylinder, ... /generators, Loudspeakers, Magnetic hooks & holder, Filters, Automobiles, Magnetic separators etc.Quality AssuranceTo ...