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High Alumina Bricks
- Related Products
- High Alumina Bricks
- Fire clay bricks
International Code Name : SK35
Chinese Code Name: LZ-48
Refractoriness℃, min : 1750
Apparent Porosity : ≤22 ％
Bulk Density : 2.25-2.35 g/cm3
Cold Crushing Strength : ≥39 Mpa
▶ Common high alumina bricks:
Brand：LZ-75,LZ-65,LZ-55,LZ-48,LZ-80
▶ Description:
High alumina bricks is made of high-quality bauxite clicker as starting material by sgaping at high pressure and sintering at high temperature.
▶ Applications:
High alumina bricks are mainly used in furnace for glass,each position of linings of blast furnace.
▶ The main applications are:
◆ Hot-blast stove;
◆ Blast furnace;
◆ Glass furnace.
▶ Specifications:
◆ High temperture resistant;
◆ Chemical erosion resistant;
◆ thermal stability;
◆ slag resistance.
▶ Advantages:
◆ Corrosion-resistant;
◆ Various shapes;
◆ High quality.
| Item | Index | ||||
| International Code Name | SK35 | SK36 | SK37 | SK38 | SK40 |
| Chinese Code Name | LZ-48 | LZ-55 | LZ-65 | LZ-75 | LZ-80 |
| Al2O3 (%) | ≥48 | ≥55 | ≥65 | ≥75 | ≥80 |
| Fe2O3 (%) | ≤2 | ≤2 | ≤2 | ≤2 | ≤2 |
| Refractoriness (℃, min) | 1750 | 1770 | 1790 | 1790 | 1790 |
| Apparent Porosity (％) | ≤22 | ≤22 | ≤23 | ≤23 | ≤21 |
| Bulk Density (g/cm3) | 2.25-2.35 | 2.25-2.35 | 2.25-2.35 | 2.25-2.35 | 2.25-2.35 |
| Cold Crushing Strength (Mpa) | ≥39 | ≥44 | ≥49 | ≥54 | ≥65 |
| 0.2Mpa Refractoriness Under Load T0.2 (℃,min) | ≥1420 | ≥1470 | ≥1500 | ≥1520 | ≥1530 |
| Permanent Linear Change On Reheating (%)1500℃X2h |
+0.1~-0.4 x1450℃ |
+0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 |
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