... materials to customers' specifications.Product DescriptionMaterial Grade of NdFeB magnet: Magnet N-( N30,N33,N35, N38, N40, N42, N45, N48, N50,N52 ... ), working temperature:80 deg.Magnet M-(N33M,N35M, N38M, N40M,N42M ... ) working temperature:220 deg.Our factory can manufacture NdFeB magnet in various size, according to the customer's specificationSurface ...