Specification of Sintered Anisotropic NdFeB Magnets Trademark Br(kG) bHc(kOe) mHc(kOe)  (BH)max(MGOe) N35 11.7-12.2  10.9 12 33-36 N38 12.2-12.5 11.3 12 36-39 N40 12.5-12.8 11.4 12 38-41 N42 12.8-13.2 11.5 12 40-43 N45 13.2-13.8 11.6 12 43-46 N48 13.8-14.2  11.6 12 46-49 N50 14.0-14.5 10.0 11 48-51 N52 14.3-14.8 10.0 11 50-53 35M 11.7-12.2  10.9 14 33-36 38M 12.2-12.5 11.3 14 36-39 40M 12.5-12.8 11.6 14 38-41 42M 12.8-13.2 12.0 14 40-43 45M 13.2-13.8 12.5 14 43-46 48M 13.6-14.3 12.9 14 46-49 50M 14.0-14.5 13.0 14 48-51 35H 11.7-12.2 10.9 17 33-36 38H 12.2-12.5 11.3 17 36-39 40H 12.5-12.8  11.6 17 38-41 42H 12.8-13.2  12.0 17 40-43 45H 13-13.6  12.1 17 43-46 48H 13.7-14.3  12.5 17 46-49 35SH 11.7-12.2 11.0 20 33-36 38SH 12.2-12.5 11.4 20 36-39 40SH 12.5-12.8 11.8  20 38-41 42SH 12.8-13.2 12.4 20 40-43 45SH 13.2-13.8 12.6 20 43-46 35UH 11.8-12.2 10.8 25 33-36 38UH 12.2-12.5 11.0 25 36-39 40UH 12.5-12.8 11.3 25 38-41