| 項目 Items |
單位 Unit |
條件 Condition |
指標值 Value |
體密度
Bulk Density |
g/cm3 |
|
>=3.65 |
抗折強度
Break-Resistivity |
Mpa |
|
>280 |
線膨脹系數(shù)
Linear Expansion |
x10-6/K |
20-500°C |
6.3-7.3 |
| |
20-800°C |
6.3-7.3 |
相對介電常數(shù)
Dielectric Coefficient |
|
1MHz,25°C |
9-10 |
| |
1MHz,500°C |
9-10 |
| |
10GHz,25°C |
9-10 |
介質損耗角正切值
Dielectric Loss
tge |
x10-4 |
1MHz,25°C |
<4 |
| |
1MHz,500°C |
30-40 |
| |
10GHz,25°C |
<10 |
體電阻率
Resistivity |
W·cm |
25°C |
>1013 |
| |
300°C |
>1010 |
| |
500°C |
>108 |
介電強度
Dielectric Breakdown |
kV/mm |
|
>20 |
耐腐蝕性能
Corrosion-Resistivity |
mg/cm2 |
1:9HCl |
<7.5 |
| |
10%NaOH |
<0.2 |
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