Cordierite

参数 单位
化学式 -- 2MgO.2Al2O3.5SiO2
代码 -- C520
主要材料 -- Silica
主要材料纯度 % 47
主要辅材 -- Alumina
主要辅材成分 -- 36
颜色 -- Light Brown
密度 g/cm³ 2.5
吸水率 % --
外观表证 -- Dense
维氏硬度 GPa 8
抗折强度 Mpa 200
弯曲强度 Mpa --
弯曲强度 Mpa --
抗压强度 Mpa -
断裂韧性 MPa m½ 1.5
杨氏模量 GPa 145
泊松比 -- 0.31
Abrasiveness Blast abrasion amount μm --
最高使用温度(氧化气氛) °C 1350
最高使用温度(保护气氛) °C -
Thermal expansion coefficient RT~200°C *10^-6/°C 1.5
Thermal expansion coefficient RT~400°C *10^-6/°C -
Thermal expansion coefficient RT~600°C *10^-6/°C 2.1
Thermal expansion coefficient RT~800°C *10^-6/°C -
热导率(室温) W/mK 4
Thermal conductivity 400°C W/mK --
Thermal conductivity 800°C W/mK --
Specific heat RT J/kg.K 0.71
Specific heat 400°C J/kg.K --
Specific heat 800°C J/kg.K --
Thermal Shock Resistance °C 400
Dielectric strength kV/mm 19
Volume resistivity 20°C Ω.cm 1*10^14
Volume resistivity 500°C Ω.cm 1*10^12
Dielectric loss 1MHz *10^-4 4.9
Dielectric loss 3GHz *10^-4 -
Dielectric constant 1MHz -- 8.5
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) -- --