NdFeB magnet high Br, Hcj & (BH)max, N30-N45, N33M-N42M, N30H-N45H, N30SH-N40SH, N28UH-N40UH, N28EH- ... ' specifications. Product Description Material Grade of NdFeB magnet: Magnet N-( N30,N33,N35, N38, N40, N42, N45, N48), working temperature:80 ...