Glasierter Aluminiumoxid-Zünder
Produktbeschreibung
Alumina Content |
|
80-85% |
90-96% |
> 99.5% |
99% |
General Application |
|
Lower Cost Electrical & Mechanical |
High Strength, Wear Resistant, Electronic, Insulating, Mechanical, Structural & Metalizing |
Extremely High Purity, Temperature & Strength; Excellent Corrosion & Wear Resistance |
Porous, Easily Degassed & Machinable |
Porosity |
% |
0-.05 |
0-.05 |
0-.05 |
Variable |
Density |
gm/cm3 |
3.45-3.50 |
3.55-3.75 |
3.75-3.95 |
2.4 |
Flexural Strength |
kpsi |
35.0-40.0 |
40.0-50.0 |
50.0-55.0 |
- |
Comprehensive Strength |
kpsi |
260.0 |
> 300.0 |
> 300.0 |
- |
Tensile Strength |
kpsi |
15.0-20.0 |
20.0-28.0 |
20.0-28.0 |
- |
Linear Coefficient of Thermal Expansion |
(cm/cm/°C) 25-300°C 25-700°C |
5.9X10-6 6.5X10-6 |
6.3X10-6 7.0X10-6 |
6.5X10-6 7.5X10-6 |
6.5X10-6 7.5X10-6 |
Dielecctric Constant at 25°C |
1 MH 10 MH |
8.5-8.9 8.4-8.8 |
9.2-9.8 9.0-9.6 |
9.5-9.9 9.3-9.7 |
- |
Dielectric Strength |
Volt/mil |
200 |
225 |
225 |
- |
Te Value |
°F °C |
1472 800 |
> 1832 > 1000 |
> 1832 > 1000 |
> 1832 > 1000 |
Thermal Conductivity at 25°C |
cal/sec/cm2/cm/°C |
.03-.04 |
.04-.06 |
.07-.08 |
- |
Thermal Shock |
|
Good |
Good |
Good |
Good |
Safe Use Temperature |
°F °C |
2550 1400 |
3000-3100 1650-1700 |
3275 1800 |
3275 1800 |






Produktgruppe : Keramisches Zündgerät
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