Russcarb Insulation Properties

MacGregor & Moir
Limited

Russcarb carbon thermal insulation is used as insulation in vacuum and controlled atmosphere furnaces for the processing of metals, ceramics and carbide materials.
| Property | Value | Unit | |
|---|---|---|---|
| Treatment temperature | 2200 | °C | |
| Density | 0.19±0.2 | Kg/m³ | |
| Carbon content | 99.97 | % | |
| Ash content | <0.03 | % | |
| Compressive strength | 0.8 | MPa | |
| Specific electrical resistance | 22-32 | uΩcm | |
| Thermal conductivity | |||
| 1000°C | 0.15 | W/mK | |
| 2000°C | 0.4 | W/mK | |
| Maximum working temperature | |||
| Vacuum | 3000 | °C | |
| Nitrogen | 1700 | °C | |
| Argon | 3000 | °C | |
| Hydrogen | 1100 | °C | |