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alumina ceramic tube Durable Alumina protection tube
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Product Details
Place of Origin | Liaoning, China | Type | Ceramic Tubes | |
Application | Refractory | Material | Alumina Ceramic | |
Brand Name | DKJL |
Product Description
Durable Alumina protection tube alumina ceramic tube
High purity Alumina thermocouple protection tube alumina ceramic tube
1.The alumina ceramic tubes/ protection tubes are mainly used for the protection of the temperature sensor, make the temperature sensor is isolated from the outside , to decrease or prevent components from erosion, oxidation and clash during the Production process.
2.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
We can supply the products according to customer's drawings, samples and performance requirement.
Item | Unit | High corundum | Corundum | High Purity Alumina | |
Chemical Composition | Al2O3 | % | 99.7 | 99.3 | 85 |
SiO2 | % | 0.1 |
|
| |
Density | g/cm3 | 3.95 | 3.88 | 3.2 | |
Water absorption | % | 0 | 0.01 | 0.2 | |
Compressive Strength | Mpa | 450 | 350 | 200 | |
20Gas tightness | Torr/L.sec | 10-11 | 10-11 | 10-11 | |
High-temp.bending | mm | 1700 0.2 | 1600 0.2 | 1400 0.2 | |
High-temp. bonding |
| 1700 not | 1600 not | 1400 not | |
20-1000 Expansion coefficient | mm.10-6/.m | 8.6 | 8.2 | 8.2 | |
Thermal conductivity | W/m.k | 25 | 25 | 25 | |
Breakdown voltage | KV/mm | 20 | 20 | 15 | |
High-temp. resistance | 1000 MΩ | ≥0.08 | ≥0.08 | ≥0.08 | |
1300 MΩ | ≥0.02 | ≥0.02 | ≥0.02 | ||
20 DC resistance | Ohm/cm | 1014 | 1014 | 1014 | |
Chill and abrupt heat |
| 1550not cracking six times | 1550not cracking six times | 1300 not cracking thrice | |
Max. Service Temp. |
| 1900 | 1800 | 1400 |
Material: Corundum
Use: For thermocouple, interval and insulation between couple wires. For specifications, there are single hole, double holes, four holes and multi-holes. For form, there are round and oval pipes.
Features: Great mechanical strength, good resistance to thermal impact, good insulation and high-frequency characteristics under high temperature. Breakdowm voltage and volume resistance and self-reactance are great and thermal expansion coefficient is small.
Packing: Standard export wooden case
Shipping: By vessel or plane from any Chinese port
1.Timely response,
Timely response to your inquiry, multiple choice recommendations based on your demand,quickly respond mails and provide solutions.
2.Free sample
Sample and trial order are accepted for the quality evaluation
3.Strict quality control
Arrange production on time and control quality strictly.
4.Shorter delivery time.
Book the earliest vessel or plane to guarantee the delivery time
5.Professional Services
Provide all the detailed news and pictures from order to delivery;
Offer relative export documents and original certificate if needed;
Warm and considerable after-sale service
DKJL refractories exporting company is one of the most professional suppliers of refractories in China.The main products are refractory bricks,thermal insulation material,heating elements, industrial ceramics and scientific instruments.They are available in various size and shapes.Our products enjoy a good reputation for their excellent quality and service in domestic and international markets.
Q1:.How can I get your prompt quotation?
A:We can give our offer quickly if you kindly send the inquiry with following factors:dimension(length*ID*OD),density,application and quantity.
Q2:What is the MOQ(minimum order quantity )?
100 pipes.
3.What is the HS code?
The HS code is 69060000
4. How can I contact you?
...
Contact Us
- DKJL CO., LTD.
- Contact namenicole lee Chat Now
- Phone86-10-62197466-324
- Address606, Hengrun Commercial And Housing Center, No. 32, West North 3rd Ring Road
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