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Alkali Resistant Refractory Fire Bricks
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Alkali Resistant Refractory Fire Bricks

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High Alumina Alkali-resistant Refractory Fire Brick Made From High Quality Bauxite

 

 

 

Description:


 
High Strength Alkali-resistant Brick
 


 
Feature:
 
1. bricks are made from high quality bauxite
2. dry pressed
3. burned under tunnel kiln
4. accurate dimension
5. high strength
 
 
Product specification:
 

 

High strength alkali resistance bricks is made by adding additives to improve the compression strength on the basis of the ordinary. The product has high strength, good volume stability, alkali erosion ability, etc. It is applicable to the cement kiln preheater and decomposing furnace, air duct, etc.

 
 
Applications:
 
1. Steel furnaces
2. Iron making furnaces
3. Glass kiln
4. Ceramic tunnel kiln
5. Cement kiln
 
 
Specifications:
 

 

High aluminum refractory bricks physiochemical index

 

Items

Ordinary Type

High-strength type

Insulation typr

Vault type

Al2O3  %

25-30

25-30

25-30

30-35

Fe2O3  %

2

2

2

2

SiO2  %

65-70

65-70

60-70

60-65

Refractoriness  ()

1650

1650

1650

1710

Bulk Density g/cm3  ≥

2.15

2.25

1.65

2.2

Apparent Porosity  %  ≤

21

20

35

21

Cold Crushing Strength MPa≥

35

60

15

35

Refractoriness Under Load ≥

1350

1300

1250

1400

thermal conductivity  W/m.  (350±10)TC

1.28

1.28

0.7

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Mr. Liu Ming
Tel: 86-371-56010932
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Contact Method
Rongsheng Kiln Refractory Company Group
Room 2118, Unit 1, Building 5, Zhengzhou, Henan, China (Mainland)
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