... other size and shape customs General informatin of ndfeb magnet:1.Shape:disc magnet 2.Size:diameter 5-50mm, thickness 1-35mm ... 30H-45H, 30SH-42SH 4.Various coatings Material Grade of NdFeB magnet1 Magnet NN35, N38, N40, N42, N45, N48, N50, ... 33EH, 35EH NdFeB ProductsNeodymium permanent magnet material available in the early 1980s, is now widely used in motor (motor), speakers (speaker), toys ( ...