Name:Special Alumina Ceramic Flange Sturcture:Polycrystal Size:Customized Alumina Content:95% or 99%
Specifications:
1.Desirable Surface Fineness
2.OEM/OPM Offered
3.Factory Directly
Productive Technology:
Wearable ceramic is the special corundum ceramic that has been sintered under 1800°C with the main raw material of Al2O3 and flux of rare metal oxide.Using the high strength organic/inorganic bond to felt together, and then grinding to the size as drawing required.
Advantages:
1.High temperature
2.Good insulation
3.High strength
4.Precision Process
We can produce wear-resistant ceramics according to clients' specifications and
even according to molds or drawings provided by the client!
Alumina Ceramics Properties | |||
| Unit | 95% | 99% |
Density | g/cm3 | 3.6 | 3.8 |
Water absorption | % | <0.4 | <0.2 |
Firing temperature | °C | 1600 | 1800 |
Hardness | HRA | 70 | 80 |
Coefficientoflinearexpansion | *10-6/°C | 5.5 | 5.3 |
Dielectric constant |
| 9 | 10.5 |
Volume resistivity | Ω·cm | — | 1013 |
Breakdownvoltage | KV/mm | 14 | 15 |
Breaking strength | Mpa | 250 | 300 |
Special Alumina Ceramic Flange
