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Description

Description of Corundum Brick:

Corundum bricks have the characteristics of high refractoriness under load, good chemical stability, strong resistance to acidic or alkaline slag, metal and molten glass, and compact structure.

Technique Data

Technique Data of Corundum Brick:

Item

Specification


GYZ-99A

GYZ-99B

GYZ-98

GYZ-95

Al2O3  %

99

99

98

95

SiO2  %

0.15

0.2

0.5

/

Fe2O3  %

0.1

0.15

0.2

0.3

Apparent Porosity, %

19

19

19

20

Bulk Density, g/cm3

3.20

3.15

3.15

3.1

CCS, MPa

80

80

80

100

0.2MPa RUL

1700

PLC, %  1500℃×2h

±0.2

±0.3


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