Main Products: Refractory products ,insulation products ,ceramic fiber products ,calcium silicate products ,insulating bricks
Alumina 99.7% Corundum ceramic tube for furnace
Negotiable /Piece
Min.Order:50 Pieces
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Business Type: Trading Company
Beijing ChinaMain Products: Refractory products ,insulation products ,ceramic fiber products ,calcium silicate products ,insulating bricksProduct Details
Alumina 99.7% Corundum ceramic tube
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 | |
Packaging: standard export carton or as clients requirement;
Shipping: within 20 days or as per your order quantity.
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
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 Supplier
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