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Titanium Diboride vs. Grade A Lava

Titanium diboride belongs to the non-oxide engineering ceramics classification, while grade A lava belongs to the oxide-based engineering ceramics. There are 11 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is titanium diboride and the bottom bar is grade A lava.

Metric UnitsUS Customary Units

Mechanical Properties

Compressive (Crushing) Strength, MPa 3540
76 to 170
Flexural Strength, MPa 380
28 to 69
Tensile Strength: Ultimate (UTS), MPa 280
6.9 to 21

Thermal Properties

Maximum Temperature: Mechanical, °C 1270
650 to 1130
Specific Heat Capacity, J/kg-K 870
Thermal Conductivity, W/m-K 58
Thermal Expansion, µm/m-K 8.0
2.5 to 3.3

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.3 to 2.5

Common Calculations

Strength to Weight: Axial, points 17
0.77 to 2.5
Strength to Weight: Bending, points 21
3.2 to 7.3
Thermal Diffusivity, mm2/s 15