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Sintered Nd-Fe-B:
NdFeB sintered permanent magnet is the strongest contemporary permanent magnet magnetic, it has a high remanence and high coercive force, high energy product, cost-effective, and other outstanding features, easily processed into various sizes, can be applied to develop high-performance, small size, light in the months to replace.
牌号\单位\性能 |
剩磁（最小值） |
磁感矫顽力（最小值） |
内禀矫顽力（最小值） |
最大磁积能 |
最高工作温度 |
Br |
HCB |
HCJ |
（BH）max |
KGS |
T |
koe |
ka/m |
koe |
ka/m |
mgoe |
kj/m2 |
。c |
N52 |
14.1 |
1.41 |
10.5 |
836 |
11 |
876 |
49-53 |
390-422 |
80 |
N50 |
13.9 |
1.39 |
10.5 |
836 |
11 |
876 |
48-51 |
380-406 |
80 |
N48 |
13.6 |
1.36 |
10.5 |
836 |
11 |
876 |
46-49 |
366-390 |
80 |
N45 |
13.3 |
1.33 |
10.5 |
836 |
12 |
960 |
42-46 |
335-366 |
80 |
N42 |
13.0 |
1.30 |
11 |
876 |
12 |
960 |
40-43 |
320-343 |
80 |
N40 |
12.7 |
1.27 |
11 |
876 |
12 |
960 |
38-41 |
302-327 |
80 |
N38 |
12.3 |
1.23 |
10.8 |
860 |
12 |
960 |
36-39 |
287-310 |
80 |
N35 |
11.8 |
1.18 |
10.8 |
860 |
12 |
960 |
33-37 |
263-295 |
80 |
Note: The above magnetic parameters and physical properties are at room temperature data.
The maximum operating temperature dependent on the magnet aspect ratio, coatings and environmental factors. (1:1 aspect ratio for the table, the parameters plating N)
Density 7.4-7.65 G/CM3; Reversible temperature coefficient abr - 0.09 - 0.13% / c.ahcj - 0.05 - 0.08% / c. hardness 0.25hr.
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