Home > Products > Fireclay and Alumina brick > Refractory High Al2o3 Alumina Brick
Refractory High Al2o3 Alumina Brick
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- T/T
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Product Details
| Place of Origin | Henan, China | Shape | Block | |
| Material | Alumina Block | SiO2 Content (%) | 12 | |
| Al2O3 Content (%) | 45-85% | |||
| CaO Content (%) | 1 | |||
| Model Number | Sk-32,Sk-34,Sk-36,Sk-38,Sk-40 | Brand Name | Sunrise |
Product Description
Specifications
High alumina brick refractoriness under load is normally around 1420~1550 which is higher than fireclay brickAl2O3: 45%~85%.
Bulk density: 2.15~2.8%.
Porosity: below 23%.
Cold crushing strength: 35~80Mpa.
We are a professional manufacturer of high alumina brick in China's refractory base. Our products have been exported to many countries around the world, such as Austrilia,Canada, Germany, Japan, Turkey, US,UK, Russia, South Korea, South Africa, Saudi Arabia, philippines, Pakistan, etc. Good quality, competitive price, thinking from customer's viewpoint make our products popular.
High alumina brick with the following specifications:
Item: | LZ-85 | LZ-80 | LZ-75 | LZ-65 | LZ-55 | LZ-48 | |
Al2O3 % | ≥85 | ≥80 | ≥75 | ≥65 | ≥55 | ≥48 | |
Apparent porosity % | ≤23 | ≤22 | ≤23 | ≤23 | ≤22 | ≤22 | |
Cold crushing strength Mpa | ≥55 | ≥55 | ≥53.9 | ≥49 | ≥44.1 | ≥39.2 | |
Refractoriness °c | ≥1790 | ≥1790 | ≥1790 | ≥1790 | ≥1770 | ≥1750 | |
Refractoriness under loadin 0.2MPa | ≥1550 | ≥1530 | ≥1520 | ≥1500 | ≥1450 | ≥1420 | |
Permanent linear change | 1500°c×2h | -0.4~0.1 | -0.4~0.1 | -0.4~+0.1 | -0.4~0.1 | -0.4~0.1 |
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1450°c×2h |
|
|
|
|
| -0.4~0.1 | |
High alumina brick refractoriness under load is normally around 1420~1550°C which is higher than fireclay brick and it increases along with the AL2O3 content increase.
High alumina brick have very good ability of anti-acidity, anti-metal fluid corrode and anti-oxidation.
High alumina brick is mainly used in industry furnaces such as Blast furnace, hot-blast furnace and EAF etc.
Contact Us
- Zhengzhou Sunrise Refractory Co., Ltd.
- Contact nameAmy Wang Chat Now
- Phone86-371-63838939
- AddressNO 36 Fengchan Road zhengzhou Henan China, Zhengzhou, Henan
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