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Tungsten Carbide vs. Ferrite

Tungsten carbide belongs to the non-oxide engineering ceramics classification, while ferrite belongs to the oxide-based engineering ceramics. There are 17 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is tungsten carbide and the bottom bar is ferrite.

Metric UnitsUS Customary Units

Mechanical Properties

Compressive (Crushing) Strength, MPa 4780
430 to 2000
Elastic (Young's, Tensile) Modulus, GPa 630
120 to 140
Flexural Strength, MPa 1830
120 to 150
Fracture Toughness, MPa-m1/2 12
1.4 to 1.5
Knoop Hardness 1670
630 to 700
Tensile Strength: Ultimate (UTS), MPa 350
48 to 71

Thermal Properties

Specific Heat Capacity, J/kg-K 280
710 to 1050
Thermal Conductivity, W/m-K 85
3.9 to 6.3
Thermal Expansion, µm/m-K 5.4
8.0 to 9.3

Electrical Properties

Electrical Resistivity Order of Magnitude, 10x Ω-m 0.75
1.0 to 1.5

Otherwise Unclassified Properties

Density, g/cm3 15
4.7 to 4.8

Common Calculations

Stiffness to Weight: Axial, points 24
15 to 16
Stiffness to Weight: Bending, points 20
35 to 36
Strength to Weight: Axial, points 6.6
2.8 to 4.1
Strength to Weight: Bending, points 7.5
6.2 to 8.0
Thermal Diffusivity, mm2/s 21
0.78 to 1.9
Thermal Shock Resistance, points 7.2
3.0 to 4.6