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Alumina ceramic tube
- Product No.:201881152556
- Type:Alumina ceramic
- Feature:High insulation
- Material:99.5% alumina ceramic
- Colour:Ivory white
- Production Process:Dry pressing / high temperature sintering / precision machining / surface polishing
- Detail:Alumina ceramic is a wear-resistant advanced technology industrial ceramic material
- MOQ:10pcs
- Brand:Seamaek
Alumina can be produced in a range of purities with additives designed to enhance properties.
Seamark Alumina ceramic advantages :
Typical properties for common materials of alumina plates
Composition |
UNIT |
Alumina 95% |
Alumina 99.5% |
Alumina 99.8% |
AL2O3 content |
% |
96 |
99.5 |
99.8 |
Color |
|
White |
Ivory |
Ivory |
Tensile strength |
Kpsi |
32 |
38 |
36 |
Flexural strength |
Kpsi |
52 |
55 |
54 |
Compressive strength |
Kpsi |
300 |
377 |
350 |
Density |
g/cc |
3.70 |
3.90 |
3.92 |
Hardness |
HV, GPa |
13.8 |
17.2 |
18 |
Thermal Conductivity |
W/(m K) |
25 |
30 |
30 |
Coefficient of thermal expansion |
In / In°C (x10^-6) |
7.7 |
7.8 |
7.8 |
Working temperature |
°C |
1500 |
1650 |
1750 |
Dielectric Constant |
|
9.5 |
9.7 |
9.8 |
Volume Resistivity (25°C) |
Ohm-cm |
>10^14 |
>10^14 |
>10^14 |
This chart just demonstrates the typical properties of common alumina materials we use to produce our alumina parts. Please notice that the property for customized alumina parts could vary due to different process.
Seamark ceramic could provide alumina products produced under your specified instruction, or do the best to meet customers’ requirements.
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