Glassy Carbon (Vitreous Carbon SIGRADUR-G grade) vs Isotropic Graphite (Toyo Tanso IG-11)
Property comparison of Glassy Carbon (Vitreous Carbon SIGRADUR-G grade) and Isotropic Graphite (Toyo Tanso IG-11), both carbon graphite.
| Property | Glassy Carbon (Vitreous Carbon SIGRADUR-G grade) | Isotropic Graphite (Toyo Tanso IG-11) | Difference |
|---|---|---|---|
| Tensile strength | 100 MPa | 25 MPa | -75% |
| Poisson ratio | 0.23 | 0.14 | -39% |
| Density | 1,420 kg/m³ | 1,770 kg/m³ | +25% |
| Thermal conductivity | 6.3 W/m·K | 120 W/m·K | +1805% |
| Specific heat | 710 J/kg·K | 710 J/kg·K | 0% |
| Coefficient of thermal expansion | 0.000003 1/K | 0.000005 1/K | +45% |
Difference is Isotropic Graphite (Toyo Tanso IG-11) relative to Glassy Carbon (Vitreous Carbon SIGRADUR-G grade). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- standard
- —
- standard
- JIS
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