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  • Magnesium-aluminum spinel brick
  • Magnesium-aluminum spinel brick
  • Magnesium-aluminum spinel brick

Magnesium-aluminum spinel brick

Introduction

The main raw materials such as high-purity magnesia and magnesium-aluminum spinel are processed by high-temperature firing.

It has excellent thermal shock stability and good resistance to alkali salt erosion. It is suitable for use in the transition zone of cement kiln and has a service life of more than 12 months. The 3300T/D cement dry process kiln transition zone, which has

zhengzhou Jansincere refractory Co., Ltd.

Jansincere Refractories always firmly believe that the intention to do the product, adhere to product innovation, and ultimately to win the trust of customers

Technical Index
 

Product

 

Magnesia Alumina Spinel Bricks

 

Magnesia Alumina

Spinel Zirconium Bricks

Magnesia Spinel Bricks

Magnesia Alumina 

Zirconium Bricks

Model

MLJ-85A

 

MLJ-93A

MLJ-95A

MLJ-85B

MLJ-93B

MLJ-95B

MLJZ-93A

MLJZ-93B

MLJZ-R63A

MLJZ-R63B

MZ-96A

MZ-94B

MgO% ≥

85

88

93

82

85

90

92

88

85

80

92

88

Al2O3 ≥

9

5

3

9

5

3

5

5

3

3

5

5

Fe2O3

0.7

0.7

0.7

0.8

0.8

0.8

0.7

0.8

7.5

7.5

0.8

0.9

SiO2 ≤

0.6

0.8

0.7

2.5

2

2.5

1

2.5

0.9

2.0

1

2.5

ZiO2≥

 

 

 

 

 

 

1-3

1-3

 

 

1-3

1-3

Apparent Porosity≤

16-18

16-18

16-18

17-18

17-18

17-18

17-18

17-18

16-17

16-17

17-19

17-19

Bulk Density≥

2.85

2.85-3.0

2.85

2.8

2.85

2.82

2.85

2.8

30.

2.9

2.9

2.8

Cold Crushing Strength≥

45

45

45

40

40

40

50

50

50

45

50

45

0.2.Mpa Refractoriness Under Load(℃)≥

1700

1700

1700

1700

1700

1700

1700

1660

1660

1630

1700

1650

Thermal Expansion

1400℃

 

 

 

 

 

 

 

 

 

 

1.6

1.6

Thermal Shock Resistance

1100℃ water cooling, times

12

12

12

10

10

10

12

10

10

8

8

6

950℃water cooling, times

100

100

100

80

80

80

100

80

100

80

30

25

Heat Conductivity

2.8

2.9

3.0

2.8

2.9

3.0

3.0

2.9

2.5

2.5

4.5

4.4

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