- Glass tube
- alumina ceramic
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- alumina milling jar
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- Tube furnace
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- Thermocouple
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- Add:Changjiang Road #665, Changzhou city, Jiangsu province,China 213000
- Tel:+86-0519-6659865
- Fax:+86-0519-6674895
- E-mail:hrotoor@163.com
- Contacts:Allen Wazhe
INTRODUCTION:
1800 alumina ceramic tube 99.5% Al2o3---two four six eight holes/cores
Please send email to me if you need urgent, hrotoor@126.com,Lisa
We sell 85%,90%, 95%,99.5% ceramic tubes and insulated tubes.
Material |
85 Al2o3 |
90 Al2o3 |
95 Al2o3 |
99.5 Al2o3 |
Al2o3 |
85% |
90% |
93% |
99.50% |
Fe2o3 |
≤ 1.0 |
≤ 0.5 |
≤ 0.5 |
≤ 0.3 |
Desnsity: g / cm3 |
3.4 |
3.5 |
3.6 |
3.85 |
Vickers Hardness |
≥ 8.6 |
≥ 8.8 |
9 |
9 |
Water Absorption:% |
≤ 0.2 |
≤ 0.1 |
≤ 0.085 |
≤ 0.01 |
Refractoriness:°C |
1580 °C |
1600 °C |
1650 °C |
1800°C |
Flexural Strength:Mpa |
180 |
200 |
240 |
280 |
Wear Rate( at room temperature, erosion, 100 grinding)% |
≤ 3 |
≤ 2.5 |
≤ 1 |
≤ 0.5 |
Industrial Alumina Ceramic Features:
1) A variety of specifications available.
2) Satisfy various technical request
3) Lower medium spoilage
4) Good insulation performance and high temperature resistance
5) Stiffness texture
6) Used in all electric products and electric heating products.
Some technical parmeters of al2o3 protection tube ,ceramic alumina tube as below :
Dimension |
Outer dia. mm |
Inner dia.mm |
Length mm |
Remark |
|
Item |
|||||
Thermocouple protection tube or furnace ceramic tube |
7-120 |
1-110 |
10-2000 |
If you need others,we can customize for you. |
|
Insulated tube |
Single hole |
2-120 |
1-110 |
10-2000 |
|
(inner core) |
Double holes |
1-10 |
0.4-2 |
10-2000 |
|
|
Four holes |
2-10 |
0.5-2 |
10-2000 |
Main application:
Feature | Application | Main usage |
1.Great mechanical strength | Electric appliance industry Automotive industry |
1.Heat treatment furnace and toughened furnace |
2.High softening temperature | ||
3.Good resistance to thermal impact |
||
4.Small thermal expansion coefficient |
Mechanical industry Engineer industry |
2.Inner liner tube and heating tube in electric furnace |
5.Good chill and abrupt heat properties |
||
6. Resistance to acid and alkali corrosion |
Ceramic alumina tube widely used in the high corrosive and high-temperature environment like thermal power.
1.) Kiln furniture
2.) Furnace work tubes
3.) Vacuum furnace parts
4.) Electrical insulators
5.) Heating element supports
6.) Temperature measurement
We can supply the products according to customer's drawings , dimension and performance requirement.
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