General
Property | Value | Comment |
---|---|---|
Density | 3.73 g/cm³ Show Supplier Material materials with Density of 3.73 g/cm³ | |
Surface roughness | 0.6 μm Show Supplier Material materials with Surface roughness of 0.6 μm | as fired surface |
Water absorption | 0.1 % Show Supplier Material materials with Water absorption of 0.1 % |
Mechanical
Property | Value | Testing Standard | Comment |
---|---|---|---|
Flexural strength | 450 MPa Show Supplier Material materials with Flexural strength of 450 MPa | DR sigma 0 | 0.63 mm thickness | rings 6 / 12 mm |
Thermal
Property | Temperature | Value | Comment |
---|---|---|---|
Coefficient of thermal expansion | 6e-06 - 8e-06 1/K Show Supplier Material materials with Coefficient of thermal expansion of 6e-06 - 8e-06 1/K | 100-200°C | |
6e-06 - 8e-06 1/K Show Supplier Material materials with Coefficient of thermal expansion of 6e-06 - 8e-06 1/K | 100-300°C | ||
6.7e-06 - 8.7e-06 1/K Show Supplier Material materials with Coefficient of thermal expansion of 6.7e-06 - 8.7e-06 1/K | 100-600°C | ||
7e-06 - 9e-06 1/K Show Supplier Material materials with Coefficient of thermal expansion of 7e-06 - 9e-06 1/K | 100-800°C | ||
Specific heat capacity | 20 °C | 0.7 J/(kg·K) Show Supplier Material materials with Specific heat capacity of 0.7 J/(kg·K) | |
100 °C | 0.7 J/(kg·K) Show Supplier Material materials with Specific heat capacity of 0.7 J/(kg·K) | ||
Thermal conductivity | 20 °C | 22 W/(m·K) Show Supplier Material materials with Thermal conductivity of 22 W/(m·K) | Xe-flash | sample 16*16mm² | material specific thickness ≤ 3.5mm |
Electrical
Property | Temperature | Value | Frequency | Comment |
---|---|---|---|---|
Dielectric constant | 8.3 - 11.3 [-] Show Supplier Material materials with Dielectric constant of 8.3 - 11.3 [-] | 1 GHz, 10 MHz, 100 MHz | 2mm thickness | Ra ≤ 0.4μm | |
Dielectric strength | 15 kV/mm Show Supplier Material materials with Dielectric strength of 15 kV/mm | min. | 0.635 mm thickness | ||
Dissipation factor | 0.01 [-] Show Supplier Material materials with Dissipation factor of 0.01 [-] | 1 GHz, 10 MHz, 100 MHz | max. | 2mm thickness | Ra ≤ 0.4μm | |
Electrical resistivity | 20 °C | 1e+11 Ω·m Show Supplier Material materials with Electrical resistivity of 1e+11 Ω·m | ||
200 °C | 1e+09 Ω·m Show Supplier Material materials with Electrical resistivity of 1e+09 Ω·m | |||
400 °C | 1e+07 Ω·m Show Supplier Material materials with Electrical resistivity of 1e+07 Ω·m | |||
600 °C | 100000 Ω·m Show Supplier Material materials with Electrical resistivity of 100000 Ω·m | |||
800 °C | 100000 Ω·m Show Supplier Material materials with Electrical resistivity of 100000 Ω·m |
Technological properties
Property | ||
---|---|---|
Application areas | This ceramic material is characterized by its extremely high strength and thermal conductivity. The outstanding surface quality on both sides makes it the perfect companion for any commercial thick film paste and even makes it suitable for a number of thin film applications (sputtering). | |
Chemical composition | The material main component is Al₂O₃ with 96% content. Residue mainly consists of MgO, SiO2 and CaO and traces of other elements. |