|
永磁材料性能 |
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|
材料名称 |
代 号 |
磁 性 能 |
密度ρ /g·cm-3 |
剩磁温度系数 /℃-1 |
特 性 |
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|
剩余磁感应强度 Br/T |
矫顽力 Hc/kA·m-1 |
磁能积 (BH)max/kJ·m-3 |
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|
铁氧体 |
H10 |
≥0.2 |
127~159 |
6.4~9.5 |
4.5~4.8 |
约0.18% |
各项同性 |
|
H35 |
0.38~0.42 |
159~215 |
26~29 |
4.0~5.2 |
约0.18% |
各项异性 |
|
|
铝镍 钴合金 |
AlNiCo5 |
1.14~1.20 |
44.6~46.2 |
35~39.8 |
7.4 |
— |
各项同性 |
|
AlNiCo8 |
0.75~1.10 |
95.5~107 |
31.8~71.6 |
7.4 |
— |
各项异性 |
|
|
稀土钴 |
XH40 |
0.35~0.45 |
199~318 |
23.9~39.8 |
7.8~8.4 |
约0.04% |
— |
|
XH100 |
0.55~0.80 |
279~557 |
59.7~99.5 |
7.8~8.4 |
约0.04% |
— |
|
|
XH150 |
0.75~0.90 |
358~537 |
99.5~139 |
7.8~8.4 |
约0.04% |
— |
|
|
XH200 |
0.85~1.00 |
477~716 |
139~179 |
7.8~8.4 |
约0.04% |
— |
|
|
钕铁 硼合金 |
— |
1.00~1.25 |
577~916 |
191~287 |
— |
约0.12% |
— |