Thermal properties | Standard value |
Transformation point | 1280°c |
Softening point | 1780°c |
Annealing point | 1250°c |
Specific heat | 670J/kg.°c |
Thermal conductivity | 1.4W/m.°c |
Index of refraction | 1.4585 |
Thermal processing
temperature |
1750 - 2050°c |
Short-term use temperature | 1300°c |
Long-term use
temperature |
1100°c |