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NdFeB magnet is mainly made from neodymium, iron and boron and other mental element, it is the most pow-erful commercialized rare earth permanent magnets available today, with maximum energy product ranging from 8 MGOe to 55 MGOe and good coercive force. Widely used in industrial automation, mine, motor, communication, pe-troleum, magnet separator, medical treatment, Hifi acoustics, computer, Aviation, testing device, electronics and tim-ekeeper ect.
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Remanence
Br |
Coercive Force
Hcb |
Intrinsic Coercive force
Hci |
Max Energy Product
(BH) max |
Square Degrees
Hk/Hcj |
Highest Work temperature
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|
KG |
T |
KOe |
KA/m |
KOe |
KA/m |
MGOe |
KJ/m |
Block |
Cylinder |
℃ |
|
1 |
N-33 |
11.4-11.8 |
1.14-1.18 |
≥10.5 |
≥836 |
≥12 |
≥955 |
31-33 |
247-263 |
>=90% |
>=86.8% |
80 |
|
2 |
N-35 |
11.4-11.8 |
1.18-1.28 |
≥10.8 |
≥836 |
≥12 |
≥955 |
33-36 |
263-287 |
>=90% |
>=86.8% |
80 |
|
3 |
N-38 |
11.8-12.3 |
1.18-1.28 |
≥10.8 |
≥860 |
≥12 |
≥955 |
36-39 |
287-310 |
>=90% |
>=86.8% |
80 |
|
4 |
N-40 |
12.7-12.9 |
1.27-1.29 |
≥11.0 |
≥876 |
≥12 |
≥955 |
38-41 |
303-326 |
>=90% |
>=86.8% |
80 |
|
5 |
N-42 |
12.9-13.3 |
1.29-1.33 |
≥10.5 |
≥836 |
≥12 |
≥955 |
40-43 |
318-342 |
>=90% |
>=86.8% |
80 |
|
6 |
N-45 |
13.3-13.8 |
1.33-1.38 |
≥9.5 |
≥756 |
≥12 |
≥955 |
43-46 |
342-366 |
>=90% |
>=86.8% |
80 |
|
7 |
N-30M |
10.8-11.4 |
1.08-1.14 |
≥9.8 |
≥780 |
≥14 |
≥1114 |
28-31 |
223-247 |
>=90% |
>=86.8% |
100 |
|
8 |
N-33M |
11.4-11.8 |
1.14-1.18 |
≥10.3 |
≥820 |
≥14 |
≥1114 |
31-33 |
247-263 |
>=90% |
>=86.8% |
100 |
|
9 |
N-35M |
11.8-12.3 |
1.18-1.23 |
≥10.8 |
≥860 |
≥14 |
≥1114 |
33-36 |
263-287 |
>=90% |
>=86.8% |
100 |
|
10 |
N-38M |
12.3-12.7 |
1.23-1.27 |
≥11.0 |
≥876 |
≥14 |
≥1114 |
38-41 |
303-326 |
>=90% |
>=86.8% |
100 |
|
11 |
N-40M |
12.7-12.9 |
1.27-1.29 |
≥11.4 |
≥907 |
≥14 |
≥1114 |
38-41 |
303-326 |
>=90% |
>=86.8% |
100 |
|
12 |
N-30H |
10.8-11.4 |
1.08-1.14 |
≥10.2 |
≥812 |
≥17 |
≥1353 |
28-31 |
223-247 |
>=90% |
>=86.8% |
120 |
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13 |
N-33H |
11.4-11.8 |
1.14-1.18 |
≥10.6 |
≥844 |
≥17 |
≥1353 |
31-33 |
247-263 |
>=90% |
>=86.8% |
120 |
|
14 |
N-35H |
11.8-12.3 |
1.18-1.28 |
≥11.0 |
≥876 |
≥17 |
≥1353 |
33-36 |
263-287 |
>=90% |
>=86.8% |
120 |
|
15 |
N-38H |
12.3-12.7 |
1.23-1.27 |
≥11.2 |
≥890 |
≥17 |
≥1353 |
36-39 |
287-310 |
>=90% |
>=86.8% |
120 |
|
16 |
N-40H |
12.7-12.9 |
1.27-1.29 |
≥11.5 |
≥915 |
≥17 |
≥1353 |
38-41 |
303-326 |
>=90% |
>=86.8% |
120 |
|
17 |
N-30SH |
10.8-11.4 |
1.081.14 |
≥10.0 |
≥796 |
≥21 |
≥1672 |
28-31 |
223-247 |
>=90% |
>=86.8% |
150 |
|
18 |
N-33SH |
11.4-11.8 |
1.14-1.18 |
≥10.5 |
≥836 |
≥21 |
≥1672 |
31-34 |
247-276 |
>=90% |
>=86.8% |
150 |
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19 |
N-35SH |
11.8-12.3 |
1.18-1.23 |
≥11.0 |
≥876 |
≥21 |
≥1672 |
33-36 |
263-278 |
>=90% |
>=86.8% |
150 |
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20 |
N-38SH |
12.3-12.7 |
1.23-1.27 |
≥11.4 |
≥907 |
≥21 |
≥1672 |
36-39 |
278-310 |
>=90% |
>=86.8% |
150 |
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21 |
N-28UH |
10.5-10.8 |
1.05-1.08 |
≥9.5 |
≥756 |
≥21 |
≥1972 |
26-29 |
207-231 |
>=90% |
>=86.8% |
180 |
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22 |
N-30UH |
10.8-11.4 |
1.08-1.14 |
≥9.5 |
≥756 |
≥25 |
≥1972 |
28-31 |
223-247 |
>=90% |
>=86.8% |
180 |
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23 |
N-28EH |
10.5-10.8 |
1.05-1.08 |
≥9.5 |
≥756 |
≥25 |
≥2388 |
26-29 |
207-231 |
>=90% |
>=86.8% |
200 |
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24 |
N-30EH |
10.8-11.4 |
1.08-1.14 |
≥9.5 |
≥756 |
≥30 |
≥2388 |
28-31 |
223-241 |
>=90% |
>=86.8% |
200 | |
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