Tabular Alumina Sands for Refractory Castable

Tabular Alumina Sands for Refractory Castable

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

Description

The company focuses on the R&D and manufacturing of Activated alumina desiccant, activated alumina for air dryer, zeolite 5a molecular sieve, and constantly pursues excellent product quality and service quality. Our company specializes in R&D, manufacturing and sales of various general and special Activated alumina desiccant, activated alumina for air dryer, zeolite 5a molecular sieve equipment. With our professional technical knowledge and never-ending enthusiasm, the company continues to grow and increase profitability. Create excellence from management and build an image in construction.

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 always regard quality management as the first pursuit goal, carry forward the spirit of hard work, and strive for the first-class spirit in Tabular Alumina Sands for Refractory Castable industry. We meet challenges with confidence, courage and passion, treat life with a positive attitude and overcome difficulties. In accordance with the requirements of modern enterprise system, we insist on reform and innovation, improve management level and create a unique management model and corporate culture system.

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