Expansion coefficient/dilatation coefficient | (32.5±0.5)×10-7/℃ |
Density(g/cm3) | 2.23±0.02 |
Water resistance | Level 1 |
Acid level | Level 1 |
Alkali resistance level | Level 2 |
Softening point | 820℃ |
Analysis product temperature | 695℃-1180℃ |
Melting temperature | 1680℃ |
Mold temperature | 1260℃ |
Softening temperature | 830℃ |
Annealing temperature | 560℃ |
hardness | seven |