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Magnetic properties of NdFeB magnets |
Grade |
Residual Induction |
Coercive Force |
Intrinsic Coercive Force |
Maximum Energy Product |
Maximum Working Temperature |
Br |
Hcb |
Hcj |
(BH)max |
Tw |
mT |
kA/m |
kA/m |
kJ/m3 |
[kGs] |
[kOe] |
[kOe] |
[MGOe] |
N35 |
1170-1220 |
≥868 |
≥955 |
263-287 |
80° |
[11.7-12.2] |
[≥10.9] |
[≥12] |
[33-36] |
N38 |
1220-1250 |
≥899 |
≥955 |
287-310 |
80° |
[12.2-12.5] |
[≥11.3] |
[≥12] |
[36-39] |
N40 |
1250-1280 |
≥907 |
≥955 |
302-326 |
80° |
[12.5-12.8] |
[≥11.4] |
[≥12] |
[38-41] |
N42 |
1280-1320 |
≥915 |
≥955 |
318-342 |
80° |
[12.8-13.2] |
[≥11.5] |
[≥12] |
[40-43] |
N45 |
1320-1380 |
≥923 |
≥955 |
342-366 |
80° |
[13.2-13.8] |
[≥11.6] |
[≥12] |
[43-46] |
N48 |
1380-1420 |
≥923 |
≥876 |
366-390 |
80° |
[13.8-14.2] |
[≥11.6] |
[≥12] |
[46-49] |
N50 |
1400-1450 |
≥796 |
≥876 |
382-406 |
80° |
[14.0-14.5] |
[≥10.0] |
[≥11] |
[48-51] |
N52 |
1430-1480 |
≥796 |
≥876 |
398-422 |
80° |
[14.3-14.8] |
[≥10.0] |
[≥11] |
[50-53] |
33M |
1130-1170 |
≥836 |
≥1114 |
247-263 |
100° |
[11.3-11.7] |
[≥10.5] |
[≥11] |
[31-33] |
35M |
1170-1220 |
≥868 |
≥1114 |
263-287 |
100° |
[11.7-12.2] |
[≥10.9] |
[≥11] |
[33-36] |
38M |
1220-1250 |
≥899 |
≥1114 |
287-310 |
100° |
[12.2-12.5] |
[≥11.3] |
[≥11] |
[36-39] |
40M |
1250-1280 |
≥923 |
≥1114 |
302-326 |
100° |
[12.5-12.8] |
[≥11.6] |
[≥11] |
[38-41] |
42M |
1280-1320 |
≥955 |
≥1114 |
318-342 |
100° |
[12.8-13.2] |
[≥12.0] |
[≥11] |
[40-43] |
45M |
1320-1380 |
≥955 |
≥1114 |
342-366 |
100° |
[13.2-13.8] |
[≥12.5] |
[≥11] |
[43-46] |
48M |
1360-1430 |
≥1027 |
≥1114 |
366-390 |
100° |
[13.6-14.3] |
[≥12.9] |
[≥11] |
[46-49] |
50M |
1400-1450 |
≥1033 |
≥1114 |
382-406 |
100° |
[14.0-14.5] |
[≥13.0] |
[≥11] |
[48-51] |
35H |
1170-1220 |
≥868 |
≥1353 |
263-287 |
120° |
[11.7-12.2] |
[≥10.9] |
[≥17] |
[33-36] |
38H |
1220-1250 |
≥899 |
≥1353 |
287-310 |
120° |
[12.2-12.5] |
[≥11.3] |
[≥17] |
[36-39] |
40H |
1250-1280 |
≥923 |
≥1353 |
302-326 |
120° |
[12.5-12.8] |
[≥11.6] |
[≥17] |
[38-41] |
42H |
1280-1320 |
≥955 |
≥1353 |
318-342 |
120° |
[12.8-13.2] |
[≥12.0] |
[≥17] |
[40-43] |
45H |
1300-1360 |
≥963 |
≥1353 |
326-358 |
120° |
[13-13.6] |
[≥12.1] |
[≥17] |
[43-46] |
48H |
1370-1430 |
≥955 |
≥1353 |
366-390 |
120° |
[13.7-14.3] |
[≥12.5] |
[≥17] |
[46-49] |
35SH |
1170-1220 |
≥876 |
≥1592 |
263-287 |
150° |
[11.7-12.2] |
[≥11.0] |
[≥20] |
[33-36] |
38SH |
1220-1250 |
≥907 |
≥1592 |
287-310 |
150° |
[12.2-12.5] |
[≥11.4] |
[≥20] |
[36-39] |
40SH |
1240-1280 |
≥939 |
≥1592 |
302-326 |
150° |
[12.5-12.8] |
[≥11.8] |
[≥20] |
[38-41] |
42SH |
1280-1320 |
≥987 |
≥1592 |
318-342 |
150° |
[12.8-13.2] |
[≥12.4] |
[≥20] |
[40-43] |
45SH |
1320-1380 |
≥1003 |
≥1592 |
342-366 |
150° |
[13.2-13.8] |
[≥12.6] |
[≥20] |
[43-46] |
28UH |
1020-1080 |
≥764 |
≥1990 |
207-231 |
180° |
[10.2-10.8] |
[≥9.6] |
[≥25] |
[26-29] |
30UH |
1080-1130 |
≥812 |
≥1990 |
223-247 |
180° |
[10.8-11.3] |
[≥10.2] |
[≥25] |
[28-31] |
33UH |
1130-1170 |
≥852 |
≥1990 |
247-271 |
180° |
[11.3-11.7] |
[≥10.7] |
[≥25] |
[31-34] |
35UH |
1180-1220 |
≥860 |
≥1990 |
263-287 |
180° |
[11.8-12.2] |
[≥10.8] |
[≥25] |
[33-36] |
38UH |
1220-1250 |
≥876 |
≥1990 |
287-310 |
180° |
[12.2-12.5] |
[≥11.0] |
[≥25] |
[36-39] |
40UH |
1240-1280 |
≥899 |
≥1990 |
302-326 |
180° |
[12.5-12.8] |
[≥11.3] |
[≥25] |
[38-41] |
28EH |
1040-1090 |
≥780 |
≥2388 |
207-231 |
200° |
[10.4-10.9] |
[≥9.8] |
[≥30] |
[26-29] |
30EH |
1080-1130 |
≥812 |
≥2388 |
223-247 |
200° |
[10.8-11.3] |
[≥10.2] |
[≥30] |
[28-31] |
33EH |
1130-1170 |
≥876 |
≥2388 |
247-271 |
200° |
[11.3-11.7] |
[≥10.5] |
[≥30] |
[31-34] |
35EH |
1170-1220 |
≥876 |
≥2388 |
263-287 |
200° |
[11.7-12.2] |
[≥11.0] |
[≥30] |
[33-36] |
38EH |
1220-1250 |
≥899 |
≥2388 |
287-310 |
200° |
[12.2-12.5] |
[≥11.3] |
[≥30] |
[36-39] |
28AH |
1040-1090 |
≥787 |
≥2624 |
207-231 |
220° |
[10.4-10.9] |
[≥9.9] |
[≥30] |
[26-29] |
30AH |
1080-1150 |
≥819 |
≥2624 |
223-247 |
220° |
[10.8-11.3] |
[≥10.3] |
[≥30] |
[28-31] |
33AH |
1130-1170 |
≥843 |
≥2624 |
247-271 |
220° |
[11.3-11.7] |
[≥10.6] |
[≥33] |
[31-34] |
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