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High temperature industrial furnace used alumina bubble brick
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Product Details
| Place of Origin | Henan, China | Shape | Brick | |
| Material | Alumina Block | SiO2 Content (%) | ≤0.2% | |
| Al2O3 Content (%) | ≥85% | MgO Content (%) | none | |
| CaO Content (%) | none | |||
| CrO Content (%) | none | SiC Content (%) | none | |
| Model Number | Alumina bubble brick | Brand Name | Lepe |
Product Description
Specifications
Alumina bubble brick1.Type: 85,90,99
2.Max temperature:1680c,1700c,1800c
3.Reheating linear change:about 0.3
4.Customizable
High temperature industrial furnace used alumina bubble brick
Alumina bubble brick is based on the material of alumina bubble and alumina powder, add other binder, through being sintered in the temperature of 1700 °C,
then can be made.
It is one kind of ultra high temperature material and energy saving heat preservation material.
Parameter
Item | alumina bubble brick | ||
| 85 type | 90type | 99type |
Max temperature | 1680 | 1700 | 1800 |
Al2O3 % | >85 | >90 | >99 |
SiO2 % | <13 | <8 | <0.2 |
Fe2O3 % | <0.2 | <0.2 | <0.2 |
Bulk density g/cm3 | 1.4-1.7 | 1.4-1.7 | 1.4-1.7 |
Cold crushing strength Mpa | >12 | >10 | >9 |
Reheating linear change % (1600C x3h) | ±0.3 | ±0.3 | ±0.3 |
Thermal expansion coefficient x10 -6 (room temp.-1300C) | ~7.8 | ~8.0 | ~8.6 |
Thermal w/(m.k) conductivity(Average 800C) | <0.8 | <1.3 |
<1.5 |
Application
Alumina bubble brick is used in the lining of high temperature furnace
also can be used as a kind of thermal insulation material in the high temperature kiln
of the industrial as refractory material, industrial ceramics, electronical ceramics, petrochemical and metallurgical industries.
Contact Us
- Zhengzhou Lepe Refractory Materials Co., Ltd.
- Contact nameXin Fu Chat Now
- Phone86-371-86079675
- AddressXiliu Lake Street, Zhengzhou, Henan
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| Ceramic Fiber Board | Heating Elements | High Alumina Brick | Molybdenum Disilicide Tube |
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| Tungsten Copper Alloy | Zirconia Ceramic Plate |
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