| Item | Unit | Specification | |
| Temperature of application | ℃ | 1380 | |
| Bulk density | G/cm | ≥3.02 | |
| Open porosity | ﹪ | ＜0.1 | |
| Bending strength | Mpa |
≥250(20℃) |
|
| Mpa | ≥350(1200℃) | ||
| Moh's hardness | 13 | ||
| Alkaline &acid-proof |
Excellent |
||
|
**chemical Analysis |
SiC | % | 85.07 |
| Free silicon | % | 13.79 | |
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