... 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 ... magnetWe are well equipped to manufacture these materials to customers' specifications. Product Description Material Grade of NdFeB magnet: Magnet ... N40SH, N42SH,N45SH), working temperature:150 deg. Magnet UH-( N30UH, N33UH, N35UH, N38UH,N40UH), ...