化学式 |
-- |
Al2O3 |
代码 |
-- |
C799 |
主要材料 |
-- |
Alumina |
主要材料纯度 |
% |
99.7 |
主要辅材 |
-- |
-- |
主要辅材成分 |
-- |
-- |
颜色 |
-- |
Ivory |
密度 |
g/cm³ |
3.9 |
吸水率 |
% |
-- |
外观表证 |
-- |
Dense |
维氏硬度 |
GPa |
15 |
抗折强度 |
Mpa |
340 |
弯曲强度 |
Mpa |
-- |
弯曲强度 |
Mpa |
-- |
抗压强度 |
Mpa |
2900 |
断裂韧性 |
MPa m½ |
-- |
杨氏模量 |
GPa |
350 |
泊松比 |
-- |
0.23 |
Abrasiveness Blast abrasion amount |
μm |
-- |
最高使用温度(氧化气氛) |
°C |
1500 |
最高使用温度(保护气氛) |
°C |
-- |
Thermal expansion coefficient RT~200°C |
*10^-6/°C |
6.4 |
Thermal expansion coefficient RT~400°C |
*10^-6/°C |
7.0 |
Thermal expansion coefficient RT~600°C |
*10^-6/°C |
7.5 |
Thermal expansion coefficient RT~800°C |
*10^-6/°C |
7.9 |
热导率(室温) |
W/mK |
-- |
Thermal conductivity 400°C |
W/mK |
-- |
Thermal conductivity 800°C |
W/mK |
-- |
Specific heat RT |
J/kg.K |
-- |
Specific heat 400°C |
J/kg.K |
-- |
Specific heat 800°C |
J/kg.K |
-- |
Thermal Shock Resistance |
°C |
-- |
Dielectric strength |
kV/mm |
10 |
Volume resistivity 20°C |
Ω.cm |
1*10^15 |
Volume resistivity 500°C |
Ω.cm |
6*10^10 |
Dielectric loss 1MHz |
*10^-4 |
4 |
Dielectric loss 3GHz |
*10^-4 |
-- |
Dielectric constant 1MHz |
-- |
10 |
Dielectric constant 3GHz |
-- |
-- |
Liquid hydrochloric acid |
Loss |
-- |
Liquid hydrochloric acid (1) |
Loss |
-- |
Liquid sulfuric acid |
Loss |
-- |
Liquid sulfuric acid (1) |
Loss |
-- |
Liquid nitric acid |
Loss |
-- |
Liquid caustic soda (sodium hydroxide) |
Loss |
-- |
Liquid caustic soda (sodium hydroxide) (1) |
Loss |
-- |
Gas air or oxygen |
Loss |
-- |
Gas air or oxygen (1) |
Loss |
-- |
Gas vapor |
Loss |
-- |
Gas nitrogen |
Loss |
-- |
Gas carbon monoxide |
Loss |
-- |
Gas carbon dioxide |
Loss |
-- |
Gas hydrogen |
Loss |
-- |
Gas htdrofluoric acid |
Loss |
-- |
Gas chlorine |
Loss |
-- |
Gas bromine |
Loss |
-- |
Gas iodine |
Loss |
-- |
Gas ammonia |
Loss |
-- |
Gas hydrogen sulfide |
Loss |
-- |
Solid body sulfur |
Loss |
-- |
Solid body carbon graphite |
Loss |
-- |
Permeability |
Km |
-- |
Susceptibility |
Xm |
-- |
20%盐酸(置入72小时) |
WT Loss [mg/cm²/day] |
-- |
盐酸 20% (置入24小时) |
WT Loss [mg/cm²/day] |
-- |
20%浓度硫酸(置入72小时) |
WT Loss [mg/cm²/day] |
-- |
20%浓度硫酸(置入24小时) |
WT Loss [mg/cm²/day] |
-- |
61%浓度硝酸(置入72小时) |
WT Loss [mg/cm²/day] |
-- |
61%浓度硝酸(置入24小时) |
WT Loss [mg/cm²/day] |
-- |
85%浓度磷酸(置入72小时) |
WT Loss [mg/cm²/day] |
-- |
85%浓度磷酸(置入24小时) |
WT Loss [mg/cm²/day] |
-- |
20%浓度烧碱(置入72小时) |
WT Loss [mg/cm²/day] |
-- |
20%浓度烧碱(置入24小时) |
WT Loss [mg/cm²/day] |
-- |
47%浓度氢氟酸(置入72小时) |
WT Loss [mg/cm²/day] |
-- |
应用特性 |
-- |
-- |
备注 |
-- |
-- |
Features & applications (cn) |
-- |
-- |
Remarks (cn) |
-- |
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