Alumina Sheet ， Alumina Ceramic Sheet
Alumina ceramic sheets are flaky ceramics made of aluminum oxide. GORGEOUS can supply you with alumina sheets and alumina substrates of different sizes and purities.
The purity of the alumina sheets we provide is usually above 99.5. If you need different thickness, please contact our experts. We can give you the most sincere suggestions according to your application.
Performance Parameters of Alumina Sheets
|
Characteristic |
Unit |
Value |
|
|
Purity |
– |
99.5 |
96 |
|
Size/thickness |
– |
120mm*120mm SQ 0.25、0.38、0.635mm |
|
|
Thickness Tolerance |
mm |
±0.02 |
|
|
Density |
g/cm3 |
3.89 |
3.7 |
|
Bending Strength |
Kpsi |
57 |
52 |
|
Compressive Strength |
Kpsi |
370 |
350 |
|
Operating Temperature |
℃ |
1650 |
1300 |
|
Hardness |
HV, GPa |
17.2 |
13.8 |
|
Dielectric Constant |
– |
9.7 |
9.4 |
|
Poisson’s ratio |
– |
0.23 |
0.23 |
*The table above shows only typical properties of common alumina sheets. The properties of custom alumina sheets will vary depending on the purity and process selected. We can provide a custom alumina sheet service based on your specifications.
Alumina Sheet Uses
- Insulating Substrate: Alumina substrate can be used as an insulating substrate in high-frequency and high-voltage equipment to provide good electrical insulation;
- Substrate Material: Alumina substrate can be used as a substrate material for thin film circuits or integrated circuits；
- Wafer Carrying: Alumina ceramic sheets can be used to carry and transport wafers during the semiconductor manufacturing process；
- Mirror Substrate: In laser applications and optical systems, alumina ceramic sheets can be used as the substrate material for mirrors；
- Wear-resistant Materials: In industrial machining, alumina ceramics can be made into mechanical seals, bearings and other components to work stably with extremely high wear resistance；
- LED Substrate: As the substrate material of LED lights, it provides effective heat dissipation performance and increases the service life of LED lights；
- Sensor Substrate: used as a substrate for various sensors.
Why Choose Us?
We have a professional and advanced ceramic production factory with more than 15 years of experience;
We only produce high-quality products. In terms of raw material preparation, we choose high-quality alumina powder as raw material and use advanced equipment for processing and treatment. Our company strives to do the best in all aspects;
We conduct strict product inspections. For high-precision alumina substrates, our thinness tolerance is the smallest and most reasonable;
A group of R&D teams with rich professional knowledge are at your service at any time;
Enjoy a good reputation at home and abroad and are appreciated by many partners;
Some products have no minimum order quantity limit, and you are welcome to send us an inquiry;
If you need free samples of alumina substrates, please contact us.
Packaging
We carefully package each product to prevent damage during transportation. We ensure that the aluminum substrate delivered to you is high performance and intact.
Partial Product Display
Disclaimer: Based on our own production experience, we show you some basic parameters of typical alumina substrates measured under specific conditions. These values are for purchase reference only. Depending on customized conditions, the parameters and specifications of the alumina substrate will be slightly different.
