• Direct Bonded Magnesia-chrome Brick
  • Direct Bonded Magnesia-chrome Brick
  • Direct Bonded Magnesia-chrome Brick
  • Direct Bonded Magnesia-chrome Brick
  • Direct Bonded Magnesia-chrome Brick

Direct Bonded Magnesia-chrome Brick

  • MgO:≥80
  • Cr2O3:≥6
  • SiO3:≤1.8
  • Bulk Density(g/cm3):≥2.90
  • Refractoriness Under Load(℃):≥1600
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Features:
High hot strength, high refractoriness under load, and good chemical resistance.
Applications
Burning zone of cement rotary kiln, glass furnace, steel-making electric furnace, converter, non-ferrous metal smelting furnaces.


Item

Index

 

Mge-20A

Mge-20B

Mge-20C

Mge-16A

Mge-16B

Mge-16C

MgO,  %  ≥

50

45

40

55

50

45

Cr2O3,   %   ≥

20

20

20

16

16

16

Apparent Porosity , %  ≤

18

19

22

18

19

22

Cold Crushing Strength, Mpa, ≥

35

30

25

35

30

25

Refractoriness Under Load, 0.2Mpa ℃ ≥

1700

1650

1550

1700

1650

1550

Thermal Shock Resistance(950℃),time,≥

Supply Data

Item

Index

 

Mge-12A

Mge-12B

Mge-12C

Mge-8A

Mge-8B

Mge-8C

MgO,  %  ≥

65

60

55

70

65

60

Cr2O3,   %   ≥

12

12

12

8

8

8

Apparent Porosity, %  ≤

18

19

21

18

19

21

Cold Crushing Strength, Mpa, ≥

40

35

30

40

35

30

Refractoriness Under Load,0.2Mpa ℃ ≥

1700

1650

1550

1700

1650

1530

Thermal Shock Resistance(950℃),time,≥

Supply Data

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