|
CERAMIC MAGNET PROPERTIES
|
Standard Rating Characteristics
of Ceramic Magnets |
| Characteristics |
Numerical Value |
Unit |
| Curie point |
450-460 |
°C |
| Thermal conductivity |
0.003 |
cal/Cm S°C |
| Electrical resistance |
>104 |
W-Cm |
| Density |
4.8-5.1 |
g/Cm³ |
| Temperature coefficient at the operating point |
-0.2 |
%/°C |
| Deflective strength |
5-10 |
kg/mm² |
| Linear expansion coefficient |
Anisotropic direction |
14-15 x 10-6 |
/°C |
At right angles to the
anisotropic direction |
9-10 x 10-6 |
/°C |
|
Standard Rating Characteristics
of Ceramic Magnets |
Techno
Mag
Code |
Residual
flux density |
Coercive
force |
Maximum
energy product |
|
Br |
Hc |
iHc |
(BH) Max. |
|
KG |
T |
Oe |
KA/m |
Oe |
KA/m |
MG · Oe |
KJ/m³ |
| TM-1B
|
3.9-4.2 |
0.39-0.42 |
1.8-2.2 |
143-175 |
- |
- |
3.5-4.0 |
27.8-31.9 |
| TM-2B
|
3.9-4.1 |
0.39-0.41 |
2.8-3.2 |
222-255 |
2.9-3.3 |
231-287 |
3.6-4.0 |
28.6-31.9 |
| TM-2BA
|
4.2-4.4 |
0.42-0.44 |
2.2-2.6 |
175-207 |
- |
- |
4.2-4.6 |
33.4-36.7 |
| TM-2BB
|
4.1-4.3 |
0.41-0.43 |
2.8-3.2 |
222-255 |
- |
- |
4.0-4.4 |
31.8-35.1 |
| TM-2BC
|
3.6-3.8 |
0.36-0.38 |
3.2-3.6 |
255-287 |
4.0-4.4 |
318-350 |
3.0-3.4 |
23.9-27.1 |
| TM-2BD
|
3.8-4.0 |
0.38-0.40 |
3.2-3.6 |
255-287 |
3.4-3.8 |
270-303 |
3.4-3.8 |
27.0-30.3 |
| TM-2BE
|
3.8-4.0 |
0.38-0.40 |
3.4-3.8 |
270-303 |
3.8-4.2 |
303-334 |
3.4-3.8 |
27.0-30.3 |
| TM-2BF
|
3.6-3.8 |
0.36-0.38 |
3.4-3.8 |
270-303 |
4.8-5.2 |
381-414 |
3.0-3.4 |
23.8-27.0 |
| TM-5BB
|
4.2-4.4 |
0.42-0.44 |
2.8-3.1 |
222-247 |
2.8-3.2 |
222-255 |
4.2-4.6 |
33.4-36.7 |
| TM-5BD
|
4.0-4.2 |
0.40-0.42 |
3.2-3.6 |
225-287 |
3.4-3.8 |
270-303 |
3.8-4.2 |
30.3-33.5 |
| TM-5BE
|
3.9-4.1 |
0.39-0.41 |
3.5-3.8 |
278-303 |
3.9-4.2 |
310-334 |
3.7-4.1 |
29.4-32.6 |
| TM-5BF
|
3.8-4.0 |
0.38-0.40 |
3.5-3.8 |
278-303 |
4.4-4.8 |
350-382 |
3.4-3.8 |
27.0-30.3 |
| TM-6BB
|
4.2-4.4 |
0.42-0.44 |
2.9-3.3 |
230-263 |
3.0-3.4 |
238-270 |
4.2-4.6 |
33.5-36.7 |
| TM-6BD
|
4.1-4.3 |
0.41-0.43 |
3.2-3.6 |
254-287 |
3.4-3.8 |
270-303 |
4.0-4.4 |
31.5-34.7 |
| TM-6BE
|
4.0-4.2 |
0.40-0.42 |
3.5-3.9 |
278-310 |
3.9-4.2 |
310-334 |
3.8-4.2 |
30.3-33.1 |
| TM-6BF
|
3.9-4.1 |
0.39-0.41 |
3.5-3.8 |
278-303 |
4.4-4.8 |
350-382 |
3.6-4.0 |
28.5-31.5 |
|
