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材料分类:Silicon Aarbide Based 属性分类:所有

已找到匹配的 10 个材料

属性 Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based
化学式 SiC SiC SiC SiC SiC α-SiC SiC SiC SiC SiC
主要材料 Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based Silicon carbide based
主要材料纯度
%
70 40 30 85 25 82 80 70 65 50
主要辅材 Al Al Al Si Al Si Si Si Si Silicon
主要辅材成分 30 60 70 15 75 18 20 30 35 50
密度
g/cm³
3.0 2.9 2.8 3.1 2.8 2.8 2.8 3.0 3.0 2.8
维氏硬度
GPa
110 9.3 90 - - - 20 - - -
抗折强度
Mpa
380 - - 300 - 250 250 300 300 300
弯曲强度
Mpa
- - - - - 220 - - - -
弯曲强度
Mpa
- - - - - 220 250 - - -
断裂韧性
MPa m½
10 14 15 3 - - - 3 3 3
杨氏模量
GPa
260 150 125 380 115 370 350 330 310 280
泊松比 0.10 0.29 0.29 0.20 0.29 0.18 0.20 0.20 0.20 0.20
最高使用温度(氧化气氛)
°C
- - - - - 1350 1350 - - -
Thermal expansion coefficient RT~200°C
*10^-6/°C
6.0 13.0 14.0 3.0 15.0 - - 3.0 4.7 2.8
Thermal expansion coefficient RT~600°C
*10^-6/°C
- - - - - 3.4 - - - -
Thermal expansion coefficient RT~800°C
*10^-6/°C
- - - - - 4.3 4.5 - - -
热导率(室温)
W/mK
170 155 150 210 145 220 - 190 210 175
Thermal conductivity 400°C
W/mK
- - - - - 60 100 - - -
Specific heat RT
J/kg.K
1000 900 800 700 - 700 700 700 700 790
Specific heat 800°C
J/kg.K
- - - - - 1230 1000 - - -
Volume resistivity 20°C
Ω.cm
1*10^-5 - - 5*10^-2 - - 1*10^-3 2*10^-2 2*10^-1 2*10^-2