Henan Rongsheng Xinwei New Materials Research Institute Co., Ltd
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Technical Parameter of Silicon Carbide Brick:
| Item | Bonding Type | |||||||
| Clay | Mullite | SiO2 | Si3N4 | Sialon | β-SiC | R-SiC | Siliconizing reaction | |
| SiC % | ＞85 | ＞70 | ≥90 | ≥72 | ≥71 | ≥94 | ≥99 | ≥80 |
| Si3N4 % | / | / | / | ≥20 | / | / | / | / |
| Al2O3 % | / | / | / | / | ≥5 | / | / | / |
| Si % | / | / | / | / | ≥5.5(N) | / | / | 12~18 |
| Bulk Density g/cm3 | 2.5~2.6 | 2.55~2.65 | 2.6~2.7 | ≥2.65 | ≥2.65 | ≥2.63 | ≥2.65 | ≥3.0 |
| Apparent porosity % | ≤20 | ≤16 | ≤15 | ≤16 | ≤16 | ≤17 | ≤15 | ≤0.5 |
| Flexural strength at room temperature MPa | ≥20 | ≥25 | ≥25 | ≥45 | ≥45 | ≥30 | ≥90 | ≥220 |
| Flexural strength at high temperature MPa 1400℃ | / | / | / | ≥45 | ≥45 | ≥30 | ≥90 | ≥240 |
| Cold Crushing strength MPa | ≥100 | ≥100 | ≥120 | ≥160 | ≥150 | ≥140 | ≥300 | ≥800 |