High Alumina Brick
High aluminum brick is a kind of refractory brick with Al₂O₃ content higher than 48%. It has the characteristics of high fire resistance, good acid resistance, alkali resistance residue, erosion of anti -metallic solution, and reaction to oxidation and reduction.
Al2O3:≥48-80%;
Bulk Density: 2.1-2.7g/cm³;
Refractoriness Under Load: 1420-1530ºC;
Apparent Porosity: 19-26%;
Parameters of High Alumina Refractory Brick
| Item | LZ-80 | LZ-75 | LZ-70 | LZ-65 | LZ-60 | LZ-55 | LZ-48 | |
|---|---|---|---|---|---|---|---|---|
| Al2O3, /% | ≥ | 80 | 75 | 70 | 65 | 60 | 55 | 48 |
| Apparent Porosity, % | ≤ | 21 | 24 | 24 | 24 | 26 | 22 | 22 |
| Cold Crushing Strength, MPa | ≥ | 70 | 60 | 55 | 50 | 45 | 45 | 40 |
| 0.2MPa Refractoriness Under Load, ℃ | ≥ | 1530 | 1520 | 1510 | 1500 | 1430 | 1450 | 1420 |
| Permanent Linear Change, % | 1500℃*2h -0.4~0.2 | 1450℃*2h -0.4~0.1 |
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Why Choose Kerui High Alumina Brick
- Reasonable Price. Kerui is located in the refractory industry zone with rich resources; 100% factory price.
- After-sales Service. One-to-one tracking service for you; chief engineers provide professional technical support.
- Strong Supply Capacity. Customized bricks can be shipped in 3-7 working days; standard bricks can be delivered directly.
Advantages of KERUI Alumina Brick
- Features: Anti -acid, alkaline residue, anti -metal solution, high stability, high fire resistance, etc.;
- Customized service: Can be customized according to your drawing;
- Wide applications: Used for blast furnaces, hot air furnaces, electric furnaces, rushing furnaces, coke furnaces, rotary kiln, etc.;
- Construction technical support: professional technical and construction team to serve you 7/24.
Types of High Alumina Bricks for Sale
