ceramic protection tube
Product Details:
| color | white |
|---|---|
| Application | Refractory |
| Place of Origin | China (Mainland) |
| Brand Name | DKJL |
Detailed Product Description
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 | ||
ceramic protection tube
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Company Info
DKJL International Trade Co., Ltd.
[China (Mainland)]
[Verified Member]
Province/State: Beijing
Country/Region : China (Mainland)
Business Type:Manufacturer, Trading Company, Agent, Distributor/Wholesaler
Online Postings: Products