Voice |
Name |
Symbol |
SI |
CGS |
Shape |
Diameter |
D |
5 mm |
0.5 cm |
Height |
H |
1 mm |
0.1 cm |
direction of magnetization |
M |
A |
Weight |
Net |
0.000166 kg |
0.166 g |
Surface treatment |
|
μm |
|
Magnetic Characteristics |
Surface magnetic flux density |
B |
159.6 mT |
1596 Gauss |
Suction force
Adhesion |
F |
0.208 kgf |
208 gf |
Magnetic flux density on load point |
Bd |
327.8 mT |
3278 Gauss |
Total flux |
φo |
0.00000643 Wb |
643 Mx |
Permeance Coefficient |
Pc |
0.47 Pc |
|
Maximum usage temperature |
Tw |
280 ℃ |
Minimum usage temperature |
Tw |
℃ |
Material properties |
Materialsymbols |
Samarium Cobalt |
YXG28 |
|
remanence |
Br |
1030-1080 mT |
10.3-10.8 kG |
Coercivity |
Hcb |
756-796 kA/m |
kOe |
Intrinsic coercive force |
Hcj |
≧1433 kA/m |
kOe |
Maximum energy product |
BH |
207-220 kj/m3 |
MGOe |
Temperature coefficient |
Br |
-0.035 %/℃ |
|
Hcj |
-0.2 %/℃ |
Heat resistant temperature |
Tw |
300 ℃ |
Curie temperature |
Tc |
800 ℃ |
Density |
ρ |
8.5 kg/m3 |
Remarks |
REACH RoHS Directive |
*Magnetic flux density and attraction/heat force depends on the measurement equipment and the environment. These are only references values, these are not the guaranteed value.