Heat Resistance 99% Al2O3 Alumina Corundum Ceramic Furnace Tube, 80%/90%/99% Al2O3 Alumina Corundum Ceramic Tube
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Product Highlights
- High Purity Al2O3: Alumina content exceeds 99.3%, ensuring superior material quality and performance.
- Superior Insulation: Features high electric insulation strength of 20 KV/mm and excellent thermal shock resistance.
- Customizable Options: Offers customizable color, density, diameter, and forming methods to meet specific needs.
- Versatile Applications: Ideal for furnace tubes, kiln furniture, thermocouple protection, and high-voltage insulators.
- Strict Quality Control: One-stop production from raw powder to final product with strict quality control at every link.
- Low Impurity Levels: Contains minimal SiO2, CaO+MgO, and Fe2O3, ensuring high chemical purity and stability.
- OEM/ODM Support: Welcomes OEM, ODM, and OBM services for tailored manufacturing solutions.
Product Attributes
- Application
- Refractory, Furnace Tube
- Ceramic Tube & Rod
- Ceramic Tube
- Color
- Pink
- Density
- 3.9g/cm3
- Working Temperature
- 1600c
- Diameter
- 80mm
- Forming Method
- Hot Pressing, Dry Pressing, ISO-Pressing
- Content of Alumina
- 99%
- Thermal Conductivity
- 25W/M.K
- Tolerance
- 0.02
- Flexural Strength
- 280 - 300 MPa
- Material
- Alumina Ceramic
- Purity
- 99%, 99.7
- Type
- Ceramic Tube, Ceramic Tubes
- Transport Package
- Wooden Case with Foam Filled
- Specification
- Dia80*1000mm
- Trademark
- HIQ
- Origin
- China
- HS Code
- 85149090
- Production Capacity
- 100000 Piece/Pieces Per Month
Product Images of Heat Resistance 99% Al2O3 Alumina Corundum Ceramic Furnace Tube, 80%/90%/99% Al2O3 Alumina Corundum Ceramic Tube
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Heat Resistance 99% Al2O3 Alumina Corundum Ceramic Furnace Tube, 80%/90%/99% Al2O3 Alumina Corundum Ceramic Tube -
Heat Resistance 99% Al2O3 Alumina Corundum Ceramic Furnace Tube, 80%/90%/99% Al2O3 Alumina Corundum Ceramic Tube -
Heat Resistance 99% Al2O3 Alumina Corundum Ceramic Furnace Tube, 80%/90%/99% Al2O3 Alumina Corundum Ceramic Tube -
Heat Resistance 99% Al2O3 Alumina Corundum Ceramic Furnace Tube, 80%/90%/99% Al2O3 Alumina Corundum Ceramic Tube -
Heat Resistance 99% Al2O3 Alumina Corundum Ceramic Furnace Tube, 80%/90%/99% Al2O3 Alumina Corundum Ceramic Tube -
Heat Resistance 99% Al2O3 Alumina Corundum Ceramic Furnace Tube, 80%/90%/99% Al2O3 Alumina Corundum Ceramic Tube
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Product Description
Features of Heat Resistance 99% al2o3 Alumina Corundum Ceramic Furnace Tube,80%/90%/99% al2o3 alumina corundum ceramic tube
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
7) OEM, ODM and OBM are welcomed
| NAME | CONTENT(%) |
| Al2O3 | 99.3-99.5(99.7) |
| SiO2 | 0.3-0.5 |
| CaO+MgO | 0.2-0.3 |
| K2O+Na2O | 0.2-0.35 |
| Fe2O3 | <0.1 |
| OTHER | <0.05 |
Content of Heat Resistance 99% al2o3 Alumina Corundum Ceramic Furnace Tube,80%/90%/99% al2o3 alumina corundum ceramic tube
|
NO. |
Property |
Unit |
Alumina |
|
1 |
Al2O3 |
% |
>99.3 |
|
2 |
SiO2 |
% |
- |
|
3 |
Density |
g/cm3 |
3.88 |
|
4 |
Water absorption |
% |
0.01 |
|
5 |
Cold compressive strength |
MPa |
350 |
|
6 |
20ºC leakage rates |
Torr/L.sec |
<10-11 |
|
7 |
Twisting in high temperature |
mm |
0.2 allowed in 1600ºC |
|
8 |
Bonding in high temperature |
|
not bonded in 1600ºC |
|
9 |
20-1000ºC coefficient ofthermalexpansion |
mm.10-6/ºC.m |
8.2 |
|
10 |
Thermal conductivity |
W/m.k |
25 |
|
11 |
Electric insulation strength |
KV/mm |
20 |
|
12 |
20ºCdirect current insulation resistance |
Ohm/cm |
1014 |
|
13 |
High-temperature insulation resistance |
1000ºC MΩ |
≥0.08 |
|
1300ºC MΩ |
≥0.02 |
||
|
14 |
Thermal shock resistance |
|
4 times not cracked in 1550ºC |
|
15 |
Maximum working temperature |
ºC |
1800 |
 |
|
|
|
Applications of Heat Resistance 99% al2o3 Alumina Corundum Ceramic Furnace Tube,80%/90%/99% al2o3 alumina corundum ceramic tube
1.Furnace work tubes
2.Kiln furniture, components & accessories
3.Thermocouple protection tubes
4.Heater Support Elements
5. High Temperature Electrical Insulators
6. Extreme temperature measurement components
7. Ceramic Laser components
8.High voltage electrical insulators
Produce process of Heat Resistance 99% al2o3 Alumina Corundum Ceramic Furnace Tube,80%/90%/99% al2o3 alumina corundum ceramic tube
We carry out one-stop production, from the powder raw material to final products, control the quality strickly of every production link.
Factory stock
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About the Supplier
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Company Profile
Henan HIQ Furnace Co., Ltd. is a high-tech enterprise specializing in the R&D, production, and sales of electric furnaces and heating elements. Our main products cover two major systems: Laboratory electric furnaces and industrial electric furnaces. The former accurately meets the experimental needs of scientific research institutions and universities, while the latter provides efficient production equipment for industries such as metallurgy and chemical engineering. Meanwhile, our independently developed core components like silicon molybdenum heaters and silicon carbide heaters have been widely used in various high-temperature scenarios due to their advantages of high temperature resistance, long service life, high efficiency, and energy saving.
We have established a complete full-process quality control system to ensure stable and reliable product quality. In addition, our professional after-sales team is on call 24/7, providing one-stop services from installation and debugging to maintenance and repair, quickly addressing customers' concerns. With excellent quality and considerate services, we strive to be a reliable partner in the industrial heating field.
About Our Factory & Business Background
- Address
- No. 68 Beisanhuan Road, Jinshui District, Zhengzhou, Henan, China
Our Production Capability & Technical Expertise
FAQ
- What is the alumina content of this ceramic tube?
- The Al2O3 content is greater than 99.3%, with options for 99.7% purity available.
- Is customization available for this product?
- Yes, we offer customization for color, density, diameter, and forming methods, and welcome OEM/ODM orders.
- What are the main applications of this alumina tube?
- It is widely used in furnace work tubes, kiln furniture, thermocouple protection, heater supports, and high-voltage electrical insulators.
- What is the production process like?
- We provide one-stop production from raw powder materials to final products, strictly controlling quality at every stage.
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