Reaction Bonded Silicon Carbide ( SiSiC) and Pressure Sintered Silicon Carbide (SSiC ) mechanical sealing rings, and nozzle.
|
Properties |
Purity(％) |
Hardness (HRA) |
Grain size(um) |
Density(g/cm3) |
Static bending strength (MPa) |
Compressive Strength (MPa) |
Fracture Toughness (MPa) |
Thermal Conductivity（Wm/k） |
|
SELF-SINTERED SILICON CARBIDE |
＞ 97 |
≥90 |
0.5-0.7 |
3.06-3.15 |
400-580 |
3900 |
3.05-4.6 |
102.6 |
|
REACTION BONDED SILICON CARBIDE |
＞90 |
≥90 |
8-20 |
＞3.05 |
350-450 |
＞2500 |
4.3 |
35-110 |
|
SILICON CARBIDE+CARBON |
Carbon content 30% |
≥85 |
20-40 |
＞2.65 |
200 |
1800 |
|
125 |
SiC mechanical seals, sealing materials and shaft seals with high hardness, excellent thernmal and electric conductivity
1. wear-resistance
2.erosion-resistance
3. good thermal conductivity
4.good electric conductivity
5.high temperature resistance