|
名稱
Naterial
|
單位（計量）
Unit
|
99瓷
A99%
|
|
密度Density
|
g/cm 3
|
3.85
|
|
抗彎強度Flexural strength
|
MPa
|
292
|
|
抗壓強度Compresive strength
|
MPa
|
3300
|
|
彈性摸量Modules of Elasticity
|
GPa
|
340
|
|
抗沖擊強度Impact Resistance
|
MPam 1/2
|
3.9
|
|
維泊爾系數Weibull modulus
|
m
|
10
|
|
維氏硬度Vickers Hardulus
|
HV0.5
|
1800
|
|
熱膨脹系數Thermal expansion coeffcient
|
10 -6 K -1
|
5.0-8.3
|
|
導熱系數Thermal Conductivity
|
W/mK
|
31
|
|
熱震穩(wěn)定系數Thermal Shock Resistance
|
ΔT℃
|
250
|
|
使用溫度Maximum Use Temperature
|
℃
|
1700
|
|
20℃體積電阻Volume Resistity at 20℃
|
Ω
|
≥10 14
|
|
絕緣強度Dielectric constant
|
KV/mm
|
20
|
|
顯氣孔率Open Porosity
|
%
|
0
|
|
介電常數Dielectric Constant
|
ε r
|
10
|
|
介質損耗角Dielectric Loss Angle
|
tanδ
|
0.001
|
|
絕緣破壞強度Dielectric Strength
|
KV/mm
|
20
|