... manufacture these materials to customers' specifications.Product DescriptionMaterial Grade of NdFeB magnet: Magnet N-( N30,N33,N35, N38, N40, N42, N45, ... ,N42M, N45M, N48M,N50M), working temperature:100 deg.Magnet H-(N33H,N35H, N38H, N40H, N42H, N44H,N46H,N48H), working ... temperature:120 deg.Magnet SH-(N30SH, N33SH, N35SH, N38SH, N40SH, ...