Eigenschaften
Allgemein
Mechanisch
| Property | Value | Testing Standard | Comment |
|---|---|---|---|
Biegefestigkeit | 420 MPa Show Supplier Material materials with Biegefestigkeit of 420 MPa | DR sigma 0 | 0.50-0.63 mm thickness | rings 6 / 12 mm |
Thermisch
| Property | Temperature | Value | Comment |
|---|---|---|---|
Koeffizient der thermischen Ausdehnung | 6e-06 - 8e-06 1/K Show Supplier Material materials with Koeffizient der thermischen Ausdehnung of 6e-06 - 8e-06 1/K | 100-200°C | |
6e-06 - 8e-06 1/K Show Supplier Material materials with Koeffizient der thermischen Ausdehnung of 6e-06 - 8e-06 1/K | 100-300°C | ||
6.7e-06 - 8.7e-06 1/K Show Supplier Material materials with Koeffizient der thermischen Ausdehnung of 6.7e-06 - 8.7e-06 1/K | 100-600°C | ||
7e-06 - 9e-06 1/K Show Supplier Material materials with Koeffizient der thermischen Ausdehnung of 7e-06 - 9e-06 1/K | 100-800°C | ||
Spezifische Wärmekapazität | 20 °C | 0.7 J/(kg·K) Show Supplier Material materials with Spezifische Wärmekapazität of 0.7 J/(kg·K) | |
100 °C | 0.8 J/(kg·K) Show Supplier Material materials with Spezifische Wärmekapazität of 0.8 J/(kg·K) | ||
Wärmeleitfähigkeit | 20 °C | 25 W/(m·K) Show Supplier Material materials with Wärmeleitfähigkeit of 25 W/(m·K) | Xe-flash | sample 16*16mm² | material specific thickness ≤ 3.5mm |
Elektrisch
| Property | Temperature | Value | Frequency | Comment |
|---|---|---|---|---|
Dielektrizitätskonstante | 8.5 - 11.5 [-] Show Supplier Material materials with Dielektrizitätskonstante of 8.5 - 11.5 [-] | 1 GHz, 10 MHz, 100 MHz | 2mm thickness | Ra ≤ 0.4μm | |
Durchschlagfestigkeit | 15 kV/mm Show Supplier Material materials with Durchschlagfestigkeit of 15 kV/mm | min. | 0.635 mm thickness | ||
Verlustfaktor | 0.01 [-] Show Supplier Material materials with Verlustfaktor of 0.01 [-] | 1 GHz, 10 MHz, 100 MHz | max. | 2mm thickness | Ra ≤ 0.4μm | |
spezifischer Widerstand | 20 °C | 1e+11 Ω·m Show Supplier Material materials with spezifischer Widerstand of 1e+11 Ω·m | ||
200 °C | 1e+09 Ω·m Show Supplier Material materials with spezifischer Widerstand of 1e+09 Ω·m | |||
400 °C | 1e+07 Ω·m Show Supplier Material materials with spezifischer Widerstand of 1e+07 Ω·m | |||
600 °C | 100000 Ω·m Show Supplier Material materials with spezifischer Widerstand of 100000 Ω·m | |||
800 °C | 100000 Ω·m Show Supplier Material materials with spezifischer Widerstand of 100000 Ω·m |
Technological properties
| Property | ||
|---|---|---|
| Application areas | With its extremely fine surface quality, this ceramic material is designed especially to meet the highest demands in thin-film technology. | |
| Chemical composition | The material main component is Al₂O₃ with 99.6% content. Residue mainly consists of MgO, SiO2 and CaO and traces of other elements. | |