... N45 ring permanent magnet high (Br), high (Hcj) & high (BH), disc, N33-N45, 30M-45M, 30H-42H, 30SH-40SH, 28UH-35UH, 28EH-33EH N45 ring permanent ... of NdFeB magnet: Magnet N-( N30,N33,N35, N38, N40, N42, N45, N48), working temperature:80 deg. Magnet M-( N33M, N35M ... temperature:120 deg. Magnet SH-(N30SH, N33SH, N35SH, N38SH, N40SH, N42SH,N45SH), working temperature:150 deg. Magnet UH-( N30UH, N33UH, ...