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High Alumina 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
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  • High Alumina Bricks
  • High Alumina Bricks
  • High Alumina Bricks
  • High Alumina Bricks
  • High Alumina Bricks
■ Feature
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:
 1,Hot-blast stove
2,Blast furnace
3,Glass furnace
 

 

Specifications:

1,High temperture resistant
2,Chemical erosion resistant
3,thermal stability
4,slag resistance

 

Advantages:

1. Corrosion-resistant;
2. Various shapes
3. High quality;


 
■ Technical Data

Physical and chemical index :

 

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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Company: Construction Management & Engineering Cell
Add: NO.28 Dongfeng Road,Zhengzhou,Henan,China
Tel: +86-371-63838639
Fax: +86-371-63835539
Email:sunrise@sunriserefr.com
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