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Alumina Al2o3 Ceramic Shaft
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Product Details
| Place of Origin | Shanghai, China | Type | Ceramic Tubes | |
| Application | Industrial Ceramic | |||
| Model Number | BC-00124 | Brand Name | Bochuan |
Product Description
Specifications
Alumina al2o3 ceramic shaft1.Material:alumina ceramic
2.Used in various furnace
3.RoHs certificated
4.Speedy delivery
Alumina al2o3 ceramic shaft
We mainly produce alumina tubes, rods and various industrial ceramic parts, which are mainly used in thermalcouple temperature, liquid steel continous temperature, various industrial furnace(containing vacuum furnace, carburizing furnace, wire furnace, atmosphere furnace etc), especially widely used in petrochemical, spinning, electric, instrumentation, mechanical workout, military project etc industry.
| Main performance index | |||||
| Serial number | performance index | Measuring unit | High purity alumina | High Alumina | alumina |
| 1 | Al2O3 | % | 99.7 | 99.3 | 85 |
| 2 | SiO2 | % | less than0.1 | — | — |
| 3 | Density | g/cm3 | 3.95 | 3.88 | 3.2 |
| 4 | Wter absorption | % | 0 | 0.01 | 0.2 |
| 5 | Cld compressive strength | MPa | 450 | 350 | 200 |
| 6 | 20 degree Celsius leak rates | Torr/L.sec | less than10-11 | less than10-11 | less than10-11 |
| 7 | Twisting in high temperature | mm | 1700 degree Celsius 0.2 allowance | 1600 degree Celsius 0.2 allowance | 1400 degree Celsius 0.2 allowance |
| 8 | Bonding in high temperature | 1700 degree Celsius non-caked | 1600 degree Celsius
non-caked | 1400 degree Celsius non-caked | |
| 9 | 20—1000 degree Celsius coefficient of | mm.10-6/degree Celsius.m | 8.6 | 8.2 | 8.2 |
| thermal expansion | |||||
| 10 | Thermal conductivity | W/m.k | 25 | 25 | 25 |
| 11 | Electric insulation strength | KV/mm | 20 | 20 | 15 |
| 12 | 20 degree Celsius direct current | Ohm/cm | 1014 | 1014 | 1014 |
| insulating resistance | |||||
| 13 | High-temperature | 1000 degree Celsius MΩ | ≥0.08 | ≥0.08 | ≥0.08 |
| insulation resistance | 1300 degree Celsius MΩ | ≥0.02 | ≥0.02 | ≥0.02 | |
| 14 | Thermal shock resistance | 1550 degree Celsius 6 times not racked | 1550 degree Celsius 6 times not cracked | 1300 degree Celsius 3 times not cracked | |
| 15 | Maximum service temperature | degree Celsius | 1900 | 1800 | |
Contact Us
- Shanghai Bochuan Silicon Carbon Rod Manufacturing Co., Ltd.
- Contact nameaimei zhu Chat Now
- Phone86-21-53082678
- AddressRm. 1A35, No. 666
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