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Grade of Neodymium Magnet

Neodymium Magnet ( also called 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.
N52 grade Neodymium magnet is the strongest grade of rare earth magnet currently available. Even a small N52 disc, ring or block magnet, there is very strong magnetism.
                                                                      
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  Remanence     Coercive Force Intrinsic Coercive force Max Energy Product Maximum
Br   Hcb Hcj (BH) max Working Temp.
T KGs mT KOe KA/m KOe KA/m MGOe KJ/m
N35 1.16-1.22 11.6-12.2 1160-1220 11.0 876 12 955 33-36 263-287 80℃ (176℉)
N38 1.22-1.27 12.2-12.7 1220-1270 11.0 876 12 955 36-39 287-310 80℃ (176℉)
N40 1.25-1.31 12.5-1.31 1250-1310 11.0 876 12 955 38-41 303-326 80℃ (176℉)
N42 1.28-1.34 12.8-13.4 1280-1340 11.0 876 12 955 40-43 318-342 80℃ (176℉)
N45 1.32-1.38 13.2-13.8 1320-1380 11.0 876 12 955 43-46 342-366 80℃ (176℉)
N48 1.37-14.3 13.7-14.3 1370-1430 10.5 836 11.5 915 46-49 366-390 80℃ (176℉)
N50 1.40-1.46 14.0-14.6 1400-1460 10.5 836 11.5 915 48-51 382-406 80℃ (176℉)
N52 1.43-1.49 14.3-14.9 1430-1490 10.5 836 11.5 915 50-53 398-422 80℃ (176℉)
 
30M 1.08-1.14 10.8-11.4 1080-1140 9.8 780 14 1114 28-31 223-247 100℃ (212℉)
33M 1.14-1.18 11.4-11.8 1140-1180 10.3 820 14 1114 31-33 247-263 100℃ (212℉)
35M 1.6-1.22 11.6-12.2 1600-1220 10.6 845 14 1114 33-36 263-287 100℃ (212℉)
38M 1.23-1.27 12.3-12.7 1230-1270 11.0 876 14 1114 38-41 303-326 100℃ (212℉)
40M 1.25-1.31 12.5-13.1 1250-1310 11.5 912 14 1114 38-41 303-326 100℃ (212℉)
42M 1.28-1.34 12.8-13.4 1280-1340 11.8 938 14 1114 40-43 318-342 100℃ (212℉)
45M 1.32-1.38 13.2–13.8 1320-1380 12.0 955 14 1114 43-46 342-366 100℃ (212℉)
48M 1.36-1.41 13.6-14.1 1360-1410 12.7 1027 14 1114 45-49 366-390 100℃ (212℉)
50M 1.38-1.440 13.8-14.4 1380-1440 12.9 1027 14 1114 48-51 382-406 100℃ (212℉)
52M 1.42-1.46 14.2-14.6 1420-1460 12.8 1019 14 1080 49-53 390-410 100℃ (212℉)
 
33H 1.13-1.17 11.3-11.7 1130-1170 10.5 836 17 1353 31-34 247-271 120℃ (248℉)
35H 1.16-1.22 11.6-12.2 1160-1220 10.6 845 17 1353 33-36 263-287 120℃ (248℉)
38H 1.21-1.27 12.1-12.7 1210-1270 11.1 886 17 1353 36-39 287-310 120℃ (248℉)
40H 1.25-1.31 12.5-13.1 1250-1310 11.5 912 17 1353 38-41 303-326 120℃ (248℉)
42H 1.28-1.34 12.8-13.4 1280-1340 11.8 938 16.5 1313 40-43 318-342 120℃ (248℉)
45H 1.32-1.36 13.2-13.6 1320-1360 12.5 995 17 1360 43-46 342-366 120℃ (248℉)
48H 1.35-1.46 13.5-14.6 1350-1460 12.5 995 17 1360 46-49 366-390 120℃ (248℉)
50H 1.40-1.44 14.0-14.4 1400-1440 13 1035 16 1273 47-51 374-406 120℃ (248℉)
30SH 1.07-1.14 10.7-11.4 1070-1140 9.7 772 20 1592 28-31 223-247 150℃(302℉)
33SH 1.22-1.19 1.14-1.18 1220-1190 10.2 816 20 1592 31-34 247-271 150℃(302℉)
35SH 1.16-1.22 11.6-12.2 1160-1220 10.6 845 20 1592 33-36 263-287 150℃(302℉)
38SH 1.21-12.7 12.1-12.7 1210-12.7 11.1 886 20 1592 36-39 278-310 150℃(302℉)
 
40SH 1.25-1.31 12.5-13.1 1250-1310 11.5 912 20 1592 38-41 302-326 150℃(302℉)
42SH 1.28-1.34 12.8-13.4 1280-1340 11.8 938 20 1592 40-43 318-342 150℃(302℉)
45SH 1.31-1.36 13.1-13.6 1310-1360 12.0 955 20 1592 42-45 334-358 150℃(302℉)
48SH 1.37-1.41 13.7-14.1 1370-1410 12.8 1019 19 1512 45-49 358-390 150℃(302℉)
50SH 1.39-1.43 13.9-14.3 1390-1430 13.0 1035 19 1512 47-51 374-406 150℃(302℉)
 
30UH 1.07-1.14 10.7-11.4 1070-1140 9.7 772 25 1990 28-31 223-247 180℃ (356℉)
35UH 1.16-1.22 11.6-12.2 1160-1220 10.6 845 24 1910 33-36 263-287 180℃ (356℉)
38UH 1.21-1.27 12.1-12.7 1210-1270 11.1 886 24 1910 36-39 287-310 180℃ (356℉)
40UH 1.26-1.29 12.6-12.9 1260-1290 12 955 25 1990 38-41 302-326 180℃ (356℉)
42UH 1.29-1.33 12.9-13.3 1290-1330 12.2 971 25 1990 40-43 318-342 180℃ (356℉)
45UH 1.33-1.36 13.3-13.6 1330-1360 12.3 979 24 1910 43-46 358-390 180℃ (356℉)
 
30EH 1.07-1.14 10.7-11.4 1070-1140 9.7 772 30 2388 28-31 223-247 200℃ (392℉)
33EH 1.12-1.19 11.2-11.9 1120-1190 10.5 835 30 2388 31-34 247-271 200℃ (392℉)
35EH 1.16-1.22 11.6-12.2 1160-1220 10.6 835 30 2388 34-36 263-279 200℃ (392℉)
38EH 1.22-1.26 12.2-12.6 1220-1260 11.6 923 30 2388 36-39 287-310 200℃ (392℉)
40EH 1.25-1.29 12.5-12.9 1250-1290 11.9 947 30 2388 38-41 302-326 200℃ (392℉)