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Strength Grade(Mpa): 32.5
Type: Cement Clinker
Feature: Expansive
Color: Grey
Brand Name: OREWORLD

Specifications

Main introduction of Fire clay bricks

Fire clay bricks refer to refractory bricks containing Al2O3 more than 38%, which is made of high grade bauxite through high temperature calcinations.

Advantages of Fire clay Bricks

1. High refractoriness.

2. Good spalling resistance and wear resistance.

3. Good corrosion resistance.

4. Good thermal shock resistance.

5. High mechanical strength.

6. High-temperature creep rate is low.

 

Applications of the Fire clay Bricks:

Widely application for coke oven, blast furnace, hot blast furnace, boiler, cement kiln,glass kiln and kinds of kiln lining and thermal equipment.

 

Fire clay Bricks technical index

Index

Item

N-1

N-2a

N-2b

N-3a

N-3b

N-4

N-5

N-6

Refractoriness, CN

 

176

174

174

172

172

170

166

158

Refractoriness under load , 2kg/cm2

 

1400

1350

 

1320

 

1300

 

 

Reheating linear change%

1400,2h

0.1

0.1

0.2

 

 

 

 

 

-0.4

-0.5

-0.5

 

 

 

 

 

1350,2h

 

 

 

0.2

0.2

0.2

0.2

 

 

 

 

-0.5

-0.5

-0.5

-0.5

 

Apparent porosity,%

 

22

24

26

24

26

24

26

28

Compress strength,N/mm2

 

30

25

20

20

15

20

15

15

Thermal shock resistance

N-2b, N-3b must be tested and list the actual measuring data in the quality Certification.

 

Fireclay Bricks are packed on wooden pallet and then polyethylene film is placed over it, finally the package is tied up with steel strips.

 

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Fire Clay Bricks of the OREWORLD