1 - 3mm / 3 - 5mm Brown Fused Alumina for Refractories Castables Refractory Bricks

1 - 3mm / 3 - 5mm Brown Fused Alumina for Refractories Castables Refractory Bricks

Tabular alumina is a kind of pure sintered corundum without adding any additives such as MgO, B2O3 and so on, with low shrinkage.

Description

We carefully create our own features of Activated Alumina, Alumina Hydrate, pseudo boehmite binder, and at the same time always insist on independent research and development in product concepts, supplemented by learning from others. We strive to achieve maximum customer utility and satisfaction. If you feel interest in any of our products or want develop new products, please feel free to contact us. We only find ways to succeed, not to find reasons for failure, and ultimately make the impossible possible.

Tabular alumina is a kind of pure sintered corundum without adding any additives such as MgO, B2O3 and so on, with low shrinkage. It has a sheet crystal structure, small pores and more closed pores. It has high purity, good volume stability, and minimal reburning shrinkage. The resistant materials or castables used for production have good thermal shock stability and flexural strength after high temperature treatment.There are 5-10 /3 -6 /1 -3 /0 -1 /0 -0.045mm and other brands.

Brand

AL2O3

Volume 

Density

Apparent Porosity
%

Particle 

Size
mm

Water

Absorption
%

SiO2

Fe2O3

Na2O

AT-1

99.2

3.50

3

Corundum ball

1

0.01

0.005

0.35

AT-2

99.2

3.50

3

0-0.3
0-1
1-3
3-6
5-10

1

0.01

0.005

0.35

AT-3

99.2

3.50

3

200mesh
325mesh

1

0.01

0.005

0.35



Applications

It can be used as the main components in aluminum-carbon, aluminum-magnesium-carbon, magnesia-aluminum-carbon, magnesia-spinel and aluminum-chromium refractory bricks, as well as in high aluminum amorphous refractories, and can be widely used in iron and steel, casting, ceramics and other industries. Its application in iron and steel industry almost covers the whole process of iron-making and steel-making.


Main Characteristics and performance

High refractoriness;  

High corrosion resistance;    

High slag resistance;

High erosion resistance;  

High thermal shock resistance;

High strength and good toughness;    

Chemical stability


We sincerely hope that our 1 - 3mm / 3 - 5mm Brown Fused Alumina for Refractories Castables Refractory Bricks can meet the requirements of global customers, so as to achieve the purpose of expanding market share. Our company has senior professional and technical titles qualified personnel. We develop products to meet the market demand in a timely manner, improve our technology and expand our production capacity to meet the needs of customers at home and abroad.

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