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High Alumina Bricks

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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Overview

 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

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

Inquiry

If you have any needs our help or are interested in our products, you can click online advisorychat with us online, or call our customer service telephone: 0086-0371-63838939. We will sincerely serve for you!

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