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Terms name |
SELF SINTERED SILICON CARBIDE |
SELF SINTERED SILICON CARBIDE |
SILICON CARBIDE+CARBON |
purity(％) |
＞ 97 |
＞90 |
30% |
hardness(HRA) |
≥90 |
≥90 |
≥85 |
grain size (um) |
0.5-0.7 |
8-20 |
20-40 |
Density(g/cm ) |
3.06-3.15 |
＞3.05 |
＞2.65 |
Compressive Strength(MPa) |
400-580 |
350-450 |
200 |
Compressive Strength(MPa) |
3900 |
＞2500 |
1800 |
Fracture Toughness(MPa) |
3.05-4.6 |
4.3 |
|
Modulus of Elasticity(GPa) |
380-410 |
420 |
|
Thermal Conductivity(Wm/k) |
102.6 |
35-110 |
125 |
Coefficient of Thermal Expansion(1/℃） |
4.02×10 |
4.3×10 |
3×10 |
Poisson Ratio |
0.14 |
0.15 |