Alumina Bushing ， Al2O3
|
Product number |
GGS-0-A3-3 |
|
Size |
custom made |
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Material |
Alumina、Al2O3 |
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Density |
3.8~3.9 g/cm3 |
|
Purity |
99.9、99.7、99、95 |
Alumina bushing is a kind of aluminum oxide ceramic, which has excellent high temperature resistance and corrosion resistance. It can be used for bearings in the mechanical industry, insulating parts in the electronics industry, etc.
GORGEOUS is a manufacturer specializing in the production of advanced ceramics. We can provide you with various advanced ceramics including alumina bushing, alumina tube, etc.
We produce alumina bushings in a variety of sizes and purities (95-99.9), and we can also provide you with custom alumina bushing services.
Our product prices are very competitive. If you order a large quantity of alumina bushing from us at one time, we will give you a preferential discount (customized products are subject to inquiry).
Superior Performance of Alumina Bushing
High temperature performance: Our Alumina ceramic bushing has excellent high temperature resistance (withstands 1600 degrees Celsius), and will not crack even if you use it in high temperature operations.
Wear resistance: Our alumina bushing has excellent mechanical properties and a hardness comparable to that of diamond, allowing you to use it in a variety of high-wear-resistant occasions.
Electrical insulation: Alumina has excellent electrical insulation performance and is widely used in various electronic equipment industries. If you need alumina bushing with strong electrical insulation performance, please contact us!
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project |
condition |
Performance parameters |
unit |
|
|
95 |
99 |
|||
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Bulk density |
– |
≥3.65 |
≥3.85 |
g/cm3 |
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Air tightness |
– |
qualified |
qualified |
|
|
Flexural strength |
– |
≥280 |
≥300 |
MPa |
|
Average linear expansion coefficient |
25℃~500℃ |
7~7.5×10-6 |
7~7.5×10-6 |
1/K |
|
25℃~800℃ |
7~7.5×10-6 |
7~7.5×10-6 |
1/K |
|
|
Dielectric constant |
1MHz |
9~10 |
9~10.5 |
– |
|
（10±0.5）GHz |
||||
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Dielectric loss tangent |
1MHz |
≤3×10-4 |
≤4×10-4 |
– |
|
（10±0.5）GHz |
≤6×10-4 |
≤6×10-4 |
– |
|
|
Volume resistivity |
25℃ |
≥1×10-14 |
≥1×10-14 |
Ω.cm |
|
300℃ |
≥1×10-11 |
≥1×10-11 |
||
|
Breakdown strength |
D．C |
≥20 |
≥30 |
KV/mm |
|
Average grain size |
– |
10~20 |
8~16 |
μm |
*The above data are parameter data measured under normal conditions and are for your reference only.
Why Choose Us?
We have our own factory. Our company has more than 15 years of experience in producing advanced ceramics. We can quickly provide you with goods. At the same time, we have a professional team that can customize the alumina bushing you need. Our alumina bushing is of high quality, using the best alumina as raw material, and equipped with a variety of advanced equipment, which will definitely perfectly meet your needs.
We have a complete after-sales system to ensure that you have a perfect service experience. If your goods are damaged or lost during transportation, we will compensate you. At the same time, if the product has serious quality problems, we will also compensate you and actively communicate with you to discuss the best solution.
If you need high-quality alumina bushing, please contact us now!
Common Problem:
- What are the advantages of alumina bushing compared to other ceramic bushings?
Alumina bushing has good mechanical properties, can withstand high temperatures, has good insulation properties, and is low cost.
- What information should I provide to get a quote?
You only need to provide the key information of alumina bushing, such as purity, size, quantity, etc. For customized special alumina bushing, you need to provide drawings.
- How long can your alumina bushing be used?
Our products undergo rigorous quality checks after production and, based on our experience and user feedback, can last for years as long as they are properly maintained.
Packaging
We carefully package your products to ensure that the alumina bushing products delivered to you are of high quality and complete.
