Carbides
- Practical Electron Microscopy and Database -
- An Online Book -
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https://www.globalsino.com/EM/ |
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Table 1326. Carbide parameters.
Carbides |
Dielectric constant (K) |
Superconductive transition temp (K) |
Density gm/cm3 |
Flexural strength (MPa) |
Thermal expansion (ppm/°C) |
Thermal conductivity (W/m·°C) |
Melting point (°C) |
Vickers hardness (GPa) |
Young's modulus (GPa) |
Friction coefficient |
Transverse rupture strength (MPa) |
Max working temp (°C) |
Color |
Properties |
Major applications |
| Diamond-like carbon |
|
|
|
|
|
200 |
|
29-49 |
|
|
|
|
|
Very hard, high thermal conductivity |
|
| B4C |
|
|
|
|
5.0 |
|
|
35 |
440 |
|
|
|
|
|
|
| CrC |
|
|
|
|
10 |
11 |
|
22.1 |
|
0.4 |
|
700 |
Silver-gray |
Good adhesion; good corrosion; resists oxidation to 900 °C |
Aluminum and magnesium die casting |
| MoC |
|
7.7 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Mo2C |
|
2.4 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| NbC |
|
10.1 |
|
|
6.6 |
|
3600 |
24 |
580 |
|
|
|
|
|
|
| SiC |
42.0 |
|
|
440 |
3.8-5.3 |
27-270 |
|
2-27.4 |
480 |
|
|
|
|
High conductivity; shock resistant |
|
| TaC |
|
9.2 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| TiC |
|
1.1 |
|
|
7.4-7.6 |
17-30 |
3067 |
29-31 |
450 |
|
|
|
|
High wear and abrasion resistance; low friction |
|
| TiCN |
|
|
|
|
8 |
20-30
|
|
24.5-29.4 |
|
|
|
|
|
High lubricity; stable and inert stable lubricant |
|
Al2O3+TiC
|
|
|
4.24 |
|
|
|
|
|
|
|
80 |
|
|
|
|
| VC |
|
|
|
|
|
|
2648 |
29 |
430 |
|
|
|
|
|
|
WC |
|
2.8 |
|
|
4.3 |
14 |
2776 |
21 |
695 |
|
|
|
|
|
|
| W2C |
|
2.05 |
|
|
|
|
|
|
|
|
|
|
|
|
|
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