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magnet cores
magnet cores
magnet cores
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Magnet: Alnico

 

material characteristics:
property residual flux density coercive force intrinsic coercive force maximum energy product density curie
temp.
maximum operating temperature recom-
mended magnet-
izing field
unit gauss oersted oersted MGOe g/cm3 °C °C kOe
symbol Br HCM HCJ BHmax D Tc
type: alnico
processing: powder metallurgy process utilizing controlled hydrogen atmosphere high temperature sintering
features: fine crystalline metallic structure; high temp. stability; corrosion resistant; high mechanical strength
A11* 6800 380 1.13 6.9 810 450 1.5
A12* 6000 500 1.2 6.9 810 450 2.0
A15* 7200 500 1.55 7.0 810 450 2.0
A16* 7000 600 1.6 7.0 810 450 2.5
A46R** 12000 600 4.65 7.3 860 525 2.5
A50R** 12500 600 5 7.3 860 525 2.5
A55R** 12500 650 5.5 7.3 860 525 2.5
A65R** 13000 700 6.5 7.3 860 525 2.5
A75R** 13500 740 7.5 7.3 860 525 2.7
A35R** 10000 720 3.5 7.3 860 525 2.7
A45C*** 7000 1750 4.5 7.3 860 525 6.3
A22C*** 5860 1250 2.2 7.3 860 550 4.6
A40C*** 8000 1250 4 7.3 860 550 4.6
A50C*** 8000 1380 5 7.3 860 550 4.8
A75C*** 9000 1380 7.5 7.3 860 550 4.8
A90C*** 10500 1400 9 7.3 860 550 5.2
* = isotropic; ** = anisotropic: high remanance; *** = anisotropic: high coercivity
 

National Magnetics Group | TCI Ceramics
Manufacturers of technical ceramics (magnetic and advanced materials) and powdered iron cores

Corporate Headquarters
1210 Win Drive, Bethlehem, Pennsylvania 18017-7061 USA | Tel: 610-867-7600 | Fax: 610-867-0200

Ferrites and Magnets: sales@magneticsgroup.com | Microwave and Advanced Materials: sales@tciceramics.com