Magnet Grade

Neodymium Magnet ( also known as Neodymium Iron Boron Magnet, Strong Magnet) can be supplied in different grade and size. Basially, N35 grade, N38 grade, N40 grade and N42 grade ,these are the most common grade for most applications.

If you have no idea about the choice of Neodymium magnet Grade, or need technical assistance, please feel free to get in touch with us.

Grade of Neodymium magnet

Grade Remanence Coercive Force Intrinsic Coercive force Max Energy Product Maximum Work temperature
Br Hcb Hci (BH) max
T KGs KOe KA/m KOe KA/m MGOe KJ/m
N35 1.16-1.22 11.6-12.2 11 876 12 955 33-36 263-287 80℃ (176℉)
N38 1.22-1.27 12.2-12.7 11 876 12 955 36-39 287-310 80℃ (176℉)
N40 1.25-1.31 12.5-1.31 11 876 12 955 38-41 303-326 80℃ (176℉)
N42 1.28-1.34 12.8-13.4 11 876 12 955 40-43 318-342 80℃ (176℉)
N45 1.32-1.38 13.2-13.8 11 876 12 955 43-46 342-366 80℃ (176℉)
N48 1.37-14.3 13.7-14.3 10.5 836 11.5 915 46-49 366-390 80℃ (176℉)
N50 1.40-1.46 14.0-14.6 10.5 836 11.5 915 48-51 382-406 80℃ (176℉)
N52 1.43-1.49 14.3-14.9 10.5 836 11.5 915 50-53 398-422 80℃ (176℉)
30M 1.08-1.14 10.8-11.4 9.8 780 14 1114 28-31 223-247 100℃ (212℉)
33M 1.14-1.18 11.4-11.8 10.3 820 14 1114 31-33 247-263 100℃ (212℉)
35M 1.6-1.22 11.6-12.2 10.6 845 14 1114 33-36 263-287 100℃ (212℉)
38M 1.23-1.27 12.3-12.7 11 876 14 1114 38-41 303-326 100℃ (212℉)
40M 1.25-1.31 12.5-13.1 11.5 912 14 1114 38-41 303-326 100℃ (212℉)
42M 1.28-1.34 12.8-13.4 11.8 938 14 1114 40-43 318-342 100℃ (212℉)
 45M 1.32-1.38 13.2 – 13.8  12.0 955 14 1114 43-46 342-366 100℃ (212℉)
48M 1.36-1.43 13.6-14.3 12.9 1027 14 1114 46-49 366-390 100℃ (212℉)
50M 1.38-1.36 13.8-14.8 12.9 1027 14 1114 48-51 382-406 100℃ (212℉)
35H 1.16-1.22 11.6-12.2 10.6 845 17 1353 33-36 263-287 120℃ (248℉)
38H 1.21-1.27 12.1-12.7 11.1 886 17 1353 36-39 287-310 120℃ (248℉)
40H 1.25-1.31 12.5-13.1 11.5 912 17 1353 38-41 303-326 120℃ (248℉)
42H 1.28-1.34 12.8-13.4 11.8 938 16.5 1313 40-43 318-342 120℃ (248℉)
 45H 1.32-1.36 13.2-13.6 12.5 995 17 1360 43-46 342-366 120℃ (248℉)
48H 1.35-1.46 13.5-14.6 12.5 995 17 1360 46-49 366-390 120℃ (248℉)
30SH 1.07-1.14 10.7-11.4 9.7 772 20 1592 28-31 223-247 150℃(302℉)
33SH 1.22-1.19 1.14-1.18 10.2 816 20 1592 31-34 247-271 150℃(302℉)
35SH 1.16-1.22 11.6-12.2 10.6 845 20 1592 33-36 263-287 150℃(302℉)
38SH 1.21-12.7 12.1-12.7 11.1 886 20 1592 36-39 278-310 150℃(302℉)
40SH 1.25-1.31 12.5-13.1 11.5 912 20 1592 38-41 302-326 150℃(302℉)
42SH 1.28-1.34 12.8-13.4 11.8 938 20 1592 40-43 318-342 150℃(302℉)
45SH 1.31-1.36 13.1-13.6 12 955 20 1600 42-45 334-358 150℃(302℉)
30UH 1.07-1.14 10.7-11.4 9.7 772 25 1990 28-31 223-247 180℃ (356℉)
33UH 1.12-1.19 11.2-11.9 10.2 816 25 1991 31-34 247-271 180℃ (356℉)
35UH 1.16-1.22 11.6-12.2 10.6 845 24 1910 33-36 263-287 180℃ (356℉)
38UH 1.21-1.27 12.1-12.7 11.1 886 24 1910 36-39 287-310 180℃ (356℉)
N30EH 1.07-1.14 10.7-11.4 9.7 772 30 2388 28-31 223-247 200℃ (392℉)
N33EH 1.12-1.19 11.2-11.9 10.2 816 30 2388 31-34 247-271 200℃ (392℉)
N35EH 1.16-1.22 11.6-12.2 10.6 345 30 2388 33-36 263-287 200℃ (392℉)