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Description

The Description of High Alumina Bircks:


High alumina brick is one kind of neutral refractory material, not only has certain corrosion resistance to acidic and alkaline slag, but also has the characteristics of high cold crushing strength, erosion resistance, strong penetration resistance, and high refractoriness under load.

Technique Data

The Technique Data of Alumina Bricks:


Item

Specification


LZ-80

LZ-75

LZ-70

LZ-65

LZ-55

LZ-48

Al2O3  %

80

75

70

65

55

48

Apparent Porosity, %

21

24

24

24

22

22

CCS, MPa

70

60

55

50

45

40

0.2MPa RUL 

1530

1520

1510

1500

1450

1420

PLC, %

1500℃×2h

-0.4~0.2

1450℃×2h

-0.4~0.1


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