Magnetic Component Engineering

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Alnico / A901

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Magnetic Properties Nom. Min.
Br (Gauss) 10,700 10,600
Hc (Oersted) 1,500 1,400
Hk (Oersted) N/A N/A
Hci (Oersted) 1,400 1,400
BHmax (MGOe) 9.0 8.1
Temp Coeff of Br (%/C) -0.01 N/A
Recoil Permeability (rec) N/A N/A
Tc, Curie Temperature (C) 860 N/A
Maximum Operating Temperature (C) 550 N/A
Physical Properties  
Density (Ibs/in3) 0.26
Coeff of Linear Expan. ⊥ to < M > (10-7/C approx) N/A
Coeff of Linear Expan. // to < M > (10-7/C approx) N/A
Compressive Strength (psi x 103) N/A
Young's Modulus (psi x 106) N/A
Vicker's Hardness (HV) N/A
Tensile Strength (psi x 106) N/A
Flexural Strength (psi x 106) N/A
Common Industry Name Cast Alnico 9
Electrical Resistivity (μΩ.cm) N/A
Typical Appearance
Type