C2740
Material Properties
Norm.
Min.
Br (Gauss)
3,400
3,230
Hc (Oersted)
3.250
3,087
Hk (Oersted)
N/A
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
Material 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