Magnetic Component Engineering

Magnetic Component Engineering‍

SAE AS9100D AND ISO 9001:2015 CERTIFIED

Neodymium Iron Boron Sintered

N4067

Material Properties

Nom.

Min.

Br (Gauss)

12,800

12,500

Hc (Oersted)

12,400

11,400

Hk (Oersted)

15,000

12,000

Hci (Oersted)

19,000

17,000

BHmax (MGOe)

40.0

38.0

Temp Coeff of Br (%/°C)

-0.11

N/A

Recoil Permeability (µrec)

1.1

N/A

Tc, Curie Temperature (°C)

310

N/A

Maximum Operating Temperature (°C)

120

N/A

Physical Properties

Density (Ibs/in3)

0.27

Coeff of Linear Expan. ⊥ to < M > (10-7/°C approx)

-5.0

Coeff of Linear Expan. // to < M > (10-7/°C approx)

65.0

Compressive Strength (psi x 103)

160.0

Young’s Modulus (psi x 106)

23.0

Vicker’s Hardness (HV)

600

Tensile Strength (psi x 106)

N/A

Flexural Strength (psi x 106)

N/A

Common Industry Name

N40H

Electrical Resistivity (μΩ.cm)

144

Typical Appearance

Gray

Type

N4067

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