Alnico® 1 (Isotropic, Cast) Hard Magnetic Alloy
Alnico® 1 (Isotropic, Cast) Hard Magnetic Alloy
Categories: Metal; Electronic/Magnetic Alloy; Ferrous Metal
Material Notes: 59Fe-12Al-21Ni-5Co-3Cu
|
Physical Properties
|
Metric
|
English
|
Comments
|
Density
|
6.90 g/cc
|
0.249 lb/in³
|
|
Mechanical Properties
|
Metric
|
English
|
Comments
|
Hardness, Rockwell C
|
45.0
|
45.0
|
Tensile Strength, Ultimate
|
28.0 MPa
|
4060 psi
|
Modulus of Rupture
|
0.0970 GPa
|
14.1 ksi
|
Transverse
|
|
Electrical Properties
|
Metric
|
English
|
Comments
|
Electrical Resistivity
|
0.0000750 ohm-cm
|
0.0000750 ohm-cm
|
Magnetic Coercive Force, H
c
|
465 Oe
|
465 Oe
|
Magnetic Remanence, B
r
|
7200 Gauss
|
7200 Gauss
|
Magnetic Maximum Energy Product, BH
|
1.39 MGOe
|
1.39 MGOe
|
Curie Temperature
|
780 °C
|
1440 °F
|
|
Thermal Properties
|
Metric
|
English
|
Comments
|
CTE, linear
|
12.6 µm/m-°C
|
7.00 µin/in-°F
|
Maximum Service Temperature, Air
|
450 °C
|
842 °F
|
|
Component Elements Properties
|
Metric
|
English
|
Comments
|
Aluminum, Al
|
12.0 %
|
12.0 %
|
Cobalt, Co
|
5.00 %
|
5.00 %
|
Copper, Cu
|
3.00 %
|
3.00 %
|
Iron, Fe
|
59.0 %
|
59.0 %
|
Nickel, Ni
|
21.0 %
|
21.0 %
|
|
Descriptive Properties
|
Demagnetization Induction, B
d (Tesla)
|
0.45
|
Intrinsic Magnetic Coercive Force, H
Ci (Oe)
|
478
[
Back to Top]
