Magnetic Component Engineering

Magnetic Component Engineering‍

SAE AS9100D AND ISO 9001:2015 CERTIFIED

Ceramic

C2740

Material Properties

Nom.

Min.

Br (Gauss)

3,400

3,230

Hc (Oersted)

3.250

3,087

Hk (Oersted)

N/A

Hci (Oersted)

4,000

3,800

BHmax (MGOe)

2.8

2.6

Temp Coeff of Br (%/°C)

-0.20

N/A

Recoil Permeability (µrec)

1.1

N/A

Tc, Curie Temperature (°C)

450

N/A

Maximum Operating Temperature (°C)

300

N/A

Physical Properties

Density (Ibs/in3)

0.18

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

100.0

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

140.0

Compressive Strength (psi x 103)

130.0

Young’s Modulus (psi x 106)

26.0

Vicker’s Hardness (HV)

N/A

Tensile Strength (psi x 106)

Flexural Strength (psi x 106)

Common Industry Name

Ceramic 3

Electrical Resistivity (μΩ.cm)

N/A

Typical Appearance

Gray

Type

C2740

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