FEATURES
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Item | RSiC | NSiC | SiSiC | Si3N4-SiC |
Bulk Density(g/cm3) | 2.60-2.74 | 2.75-2.82 | >3.02 | 2.68 |
Porosity (%) | 15 | 10-12 | <0.1 | <16 |
Compression Strength(MPa) | ≥600 | 600-700 | -- | 180 |
Bending Strength(MPa) | 90-100(20℃) | -- | 250(20℃) | ≥45(20℃) |
100-120(1100℃) | 160-180(1100℃) | 280(1200℃) | ≥50(1200℃) | |
Young’s Modulus(GPa) | 280(20℃) | 220-260 | -- | ≥16(1200℃) |
Thermal Conductivity(W/MK) | 26(1200℃) | 15(1200℃) | 45(1200℃) | -- |
Thermal Expansion(20-1000 ℃) | 4.8×10-6 | 5.099×10-6 | 4.5×10-6 | ≤4.7×10-6 |
Max. Working Temperature(℃) | 1650 | 1500 | 1380 | 1500 |
PH Resistance | 1-14 | -- | Excellent | -- |
Moh’s Scale of Thermal Expansion | -- | -- | 13 | -- |
Si3N4 (%) | 0 | 20-40 | -- | ≥22 |
a-SiC(%) | 98.5 | 60-80 | -- | ≥75 |