|
Physical Properties of Cast
Alnico Magnets |
| Curie Point |
850~890°C |
Hardness |
HRC 45~60 |
| Max. Permissible Temp. |
550°C |
Thermal Expansion Coefficient |
11~13.5 X 1O-6/°C |
| Specific Resistivity |
50~75µW-cm |
Temperature Coefficient |
~0.016%/°C |
| Density |
~7.3g/cm³ |
|
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| |
|
|
|
|
Standard Rating Characteristics of Cast Alnico Magnets |
Techno
Mag
Code |
Residual
flux density |
Coercive
force |
Maximum
energy product |
|
Br |
Hc |
(BH) Max. |
|
KG |
T |
Oe |
KA/m |
MG · Oe |
KJ/m³ |
|
TM-1B |
12.5-13.0 |
1.25-1.30 |
600-660 |
47.7-52.5 |
4.8-5.5 |
38.2-43.8 |
|
TM-1D |
12.8-13.2 |
1.28-1.32 |
650-700 |
51.7-55.7 |
5.3-6.2 |
42.2-49.3 |
|
TM-1L |
11.8-12.4 |
1.18-1.24 |
570-620 |
45.4-49.3 |
4.5-5.2 |
35.8-41.4 |
|
HIMAG |
13.0-14.0 |
1.30-1.40 |
700-800 |
55.7-63.7 |
6.5-8.0 |
51.7-63.7 |
|
TM-2B |
10.0-11.0 |
1.00-1.10 |
700-780 |
55.7-62.1 |
3.5-4.2 |
27.8-33.4 |
|
TM-2C |
11.0-11.8 |
1.10-1.18 |
680-750 |
54.1-60.0 |
4.0-4.5 |
31.8-35.8 |
|
TM-4A |
6.0-7.0 |
0.60-0.70 |
550-620 |
43.7-49.3 |
1.3-1.6 |
10.3-12.7 |
|
TM-4B |
6.0-7.0 |
0.60-0.70 |
500-550 |
39.8-43.7 |
1.3-1.5 |
10.3-11.9 |
|
TM-4C |
5.0-6.0 |
0.50-0.60 |
650-750 |
51.7-60.0 |
1.3-1.7 |
10.3-13.5 |
|
TM-4D |
5.6-6.5 |
0.56-0.65 |
1000-1150 |
79.6-91.5 |
1.6-2.0 |
12.7-15.9 |
|
TM-5AB |
8.0-9.5 |
0.80-0.95 |
130-190 |
10.3-15.1 |
- |
- |
|
TM-8B |
8.3-9.0 |
0.83-0.90 |
1380-1550 |
110-123 |
4.8-5.4 |
38.2-43.0 |
|
TM-8C |
8.5-9.0 |
0.85-0.90 |
1500-1650 |
119-131 |
5.0-6.5 |
39.8-51.7 |
|
TM-8E |
7.5-8.5 |
0.75-0.85 |
1800-2100 |
143-167 |
5.5-7.0 |
43.8-55.7 |
|
TM-9B |
10.0-11.0 |
1.00-1.10 |
1500-1600 |
119-127 |
9.0-11.0 |
71.6-87.5 |
|
