Diameter (MM)

Thickness/Height/Length (MM)

1.5-3.0

1.0-25.0

3.0-5.0

1.0-102.0

5.0-30.0

1.0-300.0

30.0-50.0

3.0-300.0

50.0-100.0

5.0-300.0

100.0-260.0

20.0-400.0

Physical Properties of Cast Alnico

Curie Temperature ()

760-890

Max. Operating Temperature ()

450-550

Resistivity (μohm.cm)

47-54

Hardness (Hv)

520-630

Density (g/cm³)

6.90-7.30

Relative Recoil Permeability (μrec)

1.70-4.70

Saturation Field Strength (kOe,kA/m)

2.7-6.3/215-500

Temperature Coefficient of Br (%/)

-0.025 ~ -0.02

Temperature Coefficient of iHc (%/)

+0.01 ~ +0.03