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| Compression molded graphite | ||||
| Chemical composition: carbon (C) | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 1.76*10³ | kg/m³ | 110 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 12 | GPa | 1740 | ksi |
| Flexural strength | 55 | MPa | 7980 | psi |
| Compressive strength | 90 | MPa | 13050 | psi |
| Hardness | 85 | RB 10/100 | 85 | RB 10/100 |
| Thermal expansion (20 ºC) | 2.2*10-6 | ºCˉ¹ | 1.2*10-6 | in/(in* ºF) |
| Thermal conductivity | 120 | W/(m*K) | 832 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity WG (with grain) | 11*10-6 | Ohm*m | 11*10-4 | Ohm*cm |
| Electric resistivity AG (against grain) | 18*10-6 | Ohm*m | 18*10-4 | Ohm*cm |
Applications: contacts, crucibles for gas analysis, laboratory equipment.