Tungsten Carbide vs. Grade A Lava
Tungsten carbide 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 (12, 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 grade A lava.
Metric UnitsUS Customary Units
Mechanical Properties
Compressive (Crushing) Strength, MPa | 4780 | |
76 to 170 |
Flexural Strength, MPa | 1830 | |
28 to 69 |
Tensile Strength: Ultimate (UTS), MPa | 350 | |
6.9 to 21 |
Thermal Properties
Maximum Temperature: Mechanical, °C | 1000 | |
650 to 1130 |
Specific Heat Capacity, J/kg-K | 280 | |
840 |
Thermal Conductivity, W/m-K | 85 | |
2.0 |
Thermal Expansion, µm/m-K | 5.4 | |
2.5 to 3.3 |
Otherwise Unclassified Properties
Density, g/cm3 | 15 | |
2.3 to 2.5 |
Common Calculations
Strength to Weight: Axial, points | 6.6 | |
0.77 to 2.5 |
Strength to Weight: Bending, points | 7.5 | |
3.2 to 7.3 |
Thermal Diffusivity, mm2/s | 21 | |
1.0 |