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Bonded NdFeB:
Magnetic bonded magnetic powder is mixed with a binder of some methods (compression, injection, calendering, extrusion) processed into new composite permanent magnet material, widely used in computer HDD spindle drive CDROM, DVD spindle motor, computer and external various stepper motor, stepper motor air conditioning , various types of micro-electronic and information products vibration motors, loudspeakers, car motor.
Main Specifications:
参数 |
单位 |
BNM-5 |
BNM-6 |
BNM-7 |
BNM-8 |
BNM-9 |
剩磁 |
KGS |
570-620
5.7-6.2 |
580-630
5.8-6.3 |
570-620
5.7-6.2 |
570-620
5.7-6.2 |
570-620
5.7-6.2 |
内禀矫顽力 |
KA/M KOE |
560-720
7.9-9.0 |
640-800
8.0-10 |
640-800
8.0-10 |
680-800
8.5-10 |
640-800
8.5-10 |
矫顽力 |
KA/M KOE |
288-320
3.6-4.0 |
320-376
4.0-4.7 |
260-416
4.5-5.2 |
400-464
5.0-5.8 |
410-488
5.2-5.6 |
最大磁积能 |
KJ/M MGOE |
40-48
5.0-6.0 |
48-56
6.0-7.0 |
56-64
7.0-8.0 |
64-72
8.0-9.0 |
68-76
8.5-9.5 |
可逆磁导率 |
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1.15 |
1.15 |
1.15 |
1.2 |
1.2 |
饱和磁化场 |
KA/M KOE |
≥1600
≥20 |
≥1600
≥20 |
≥1600
≥20 |
≥1600
≥20 |
≥1600
≥20 |
密度 |
G/CM3 |
5.8-6.2 |
5.8-6.2 |
5.8-6.2 |
5.8-6.2 |
5.8-6.2 |
可逆温度系数 |
%/。C |
-0.13 |
-0.13 |
-0.13 |
-0.12 |
-0.13 |
居里温度 |
。C |
360 |
360 |
360 |
305 |
306 |
推荐工作最高温度 |
。C |
120 |
120 |
120 |
120 |
120 |
Note: The above parameters and physical properties of magnetic parameters were 20 degrees data |
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