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Magnesite Spinel Brick is the basic brick in cement industry, used in the working lining of the burning and transition zone in the rotary kiln.

 

Specification

Chemical Analysis

Bulk Density
g/cm3

Apparent Porosity
%

Cold Crushing
Strength
MPa

RUL
%0.6

Thermal
Shock
Resistance
950℃
Air Cool
(times)

Applications

MgO
%

Fe2O3
%

CaO
%

SiO2
%

AI2O3
%

Cr2O3
%

ZrO
%

 Periclase-Spinel Bricks

Up&down transition zone

MA-12A

80

 

 

1.0

12

 

 

2.95

18

40

1650

40

severe corrosion area

MA-12B

75

 

 

1.0

12

 

 

2.90

18

40

1650

40

Larger than 5000 mt/d kiln capacity

MA-12C

70

 

 

1.5

12

 

 

2.90

18

40

1650

40

Economic solution

MA-18

60

 

 

1.0

18

 

 

2.85

18

40

1650

40

Severe corrosion area