$990
STA top quality Reaction sintering silicon carbide tubes/Tube
STA Hot selling!! 99 AL2O3 polished tube Alumina Ceramic Tube
Alumina Ceramic Part Introduction:
Ceramic parts provides excellent high temperature resistance, size stability, electric insulation, thermal shock resistance, extremely corrosion and wear resistance.
Alumina Ceramic Part Application:
Alumina Ceramic Part Technical Date:
Alumina ceramic is kind of structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity, dielectric loss, stable electrical performance characteristics. Used in electronic ceramic substrates, ceramic electrical insulation, vacuum devices, devices porcelain, spark plugs and other products. We can make the part by hot injection pressing, dry pressing, isostatic pressing and extrusion productive technology etc |
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Item |
Unit |
95 Al2O3 |
96 Al2O3 |
99 Al2O3 |
|
Physical Characteristics |
Heat resistance |
0C |
1500 |
1550 |
1800 |
Bulk density |
g/cm3 |
3.6 |
3.6 |
3.9 |
|
Water absorption |
% |
0 |
0 |
0 |
|
|
Flexural strength |
Mpa |
320 |
340 |
360 |
Hardness vickers |
Gpa |
12.2 |
13.5 |
15.6 |
|
Elastic modulus |
Gpa |
280 |
320 |
370 |
|
Poisson’s ratio |
0.22 |
0.23 |
0.23 |
||
Thermal Characteristics |
Linear expansion coefficient |
(20-5000C) 10-6/0C |
7.1 |
7.2 |
8 |
Thermal conductivity |
w/(m.k) |
16 |
24 |
32 |
|
Specific Heat |
*10-3J/(kg*K) |
0.78 |
0.78 |
0.9 |
|
Electrical Characteristics |
Dielectric constant (1MHZ) |
- |
9 |
9.4 |
9.9 |
Dielectric loss angle |
*10-4 |
15 |
5 |
1 |
|
Dielectric strength |
*106V/m |
12 |
15 |
15 |
|
1.Do you have MOQ of goods?
We accept the trial order, so you can test quality firstly.
2.Can you offer best price for us to beat competitors?
Of course, we can update price to support your business.
3.How long will it take to complete my order?
For the stock items, we can arrange the shippment within 2 days after paymment is received. For the customized items,lead time is about 25 days.
4.What's your after-sales service?
Furnaces is 2 years warranty, other products is 3 months.
5. Can you send goods to our shipping agent in China?
YES, We can. And delivery time is within 3 days.
6. Can we visit your factory?
We are so happy to get your visit.
Due to the difference in the purchase situation and question time of each consultant, the following responses are only valid for the questioner within 3 days, other netizens are for reference only ~
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