We are Manufacturer, Supplier, Exporter of Power Magnets, Cast Magnets, Cast Alnico Magnets, Rectangular Shape Magnets, Disc Magnets, Round Bars, Permanent Magnets and our set up is situated in Satara, Maharashtra, India.
Alnico Magnets
Magnetic Properties
Alloy Grade |
Max.Emergy Product Bd X Hd |
Residual Induction Br |
Coercive Force Hc
|
Working Poin
bd ..............hd |
Average Recoil Permeability |
Maximum Magnetising Force |
||||||
MGOe |
KJ/m3 |
G |
mT |
Oe |
KA/m |
G |
mT |
Oe |
KA/m |
AT/cm |
||
Alnico 3 |
1.4 |
11.14 |
6300 |
630 |
600 |
47.0 |
4000 |
400 |
355 |
28.0 |
4.5 |
2500 |
Alnico 5 |
5.50 |
43.8 |
12500 |
1250 |
640 |
51.0 |
9750 |
975 |
565 |
45.0 |
3.5 |
2500 |
Alnico 6 |
4.50 |
35.8 |
11500 |
1150 |
720 |
57.3 |
8200 |
820 |
550 |
44.0 |
4.0 |
2500 |
Alnico 8 (Isotropic) |
2.8 |
22.2 |
6800 |
680 |
1350 |
107.0 |
- |
- |
- |
- |
- |
- |
Chemical Composition & Physical Properties
Chemical Composition weight % |
Physical Properties |
||||||||||||
Co |
Ni |
Al |
Cu |
Ti |
Si |
Fe |
Density gms. per cm3 |
Hardness Rock Well 'C' |
Resistivity at 25°C |
Curie pt.0C |
Mea ncoefficient of Thermal Expansion per °Cx106 |
Reversible Variation in %of BH max per °C |
|
Alnico 3 |
4.0 |
25.5 |
11.5 |
4.5 |
- |
- |
54.5 |
7.00 |
52 |
62 |
780 |
12.0 |
-0.013 |
Alnico 5 |
24.0 |
14.0 |
8.0 |
3 |
- |
- |
51.0 |
7.30 |
50 |
50 |
870 |
11.3 |
-0.014 |
Alnico 6 |
24.0 |
15.0 |
8.0 |
3 |
0.5 |
- |
49.5 |
7.35 |
50 |
55 |
860 |
11.4 |
-0.014 |
Alnico8 (Isotropic) |
34.0 |
14.0 |
8.0 |
4 |
7 |
- |
33.8 |
7.25 |
56 |
50 |
800 |
11.0 |
-0.014 |