... Neodymium-iron-boron magnet is one kind of the permanent magnets. Material Grade of NdFeB magnets: Magnet N-( N35, N38 ... , N40, N42, N45, N48, N50), Magnet M-(35M, 38M, 40M ... 30UH, 33UH, 35UH, 38UH), Magnet EH-(28EH, 30EH, 30EH, 33EH, 35EH)Arc magnet Application:1) Application of NdFeB magnet: Toys, package, Printer, Switchboard, ...