Voice |
Name |
Symbol |
SI |
CGS |
Shape |
Length |
L |
30 mm |
3 cm |
Width |
W |
10 mm |
1 cm |
Height |
H |
3 mm |
0.3 cm |
direction of magnetization |
M |
A |
Weight |
Net |
0.00765 kg |
7.65 g |
Surface treatment |
|
μm |
|
Magnetic Characteristics |
Surface magnetic flux density |
B |
190.1 mT |
1901 Gauss |
Suction force
Adhesion |
F |
3.83 kgf |
3833 gf |
Magnetic flux density on load point |
Bd |
264.3 mT |
2643 Gauss |
Total flux |
φo |
0.0000793 Wb |
7930 Mx |
Permeance Coefficient |
Pc |
0.35 Pc |
|
Maximum usage temperature |
Tw |
270 ℃ |
Minimum usage temperature |
Tw |
℃ |
Material properties |
Materialsymbols |
Samarium Cobalt |
YXG28H |
|
remanence |
Br |
1030-1080 mT |
10.3-10.8 kG |
Coercivity |
Hcb |
756-796 kA/m |
kOe |
Intrinsic coercive force |
Hcj |
≧1990 kA/m |
kOe |
Maximum energy product |
BH |
207-220 kj/m3 |
MGOe |
Temperature coefficient |
Br |
-0.035 %/℃ |
|
Hcj |
-0.2 %/℃ |
Heat resistant temperature |
Tw |
350 ℃ |
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.