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Description

Description of Sillimanite Brick:


With low thermal expansion rate, sillimanite brick not only have good resistance to metallurgical slag and various glass liquids, good wear resistance at high temperature. But also have good thermal stability at high temperature, less pollution to molten glass and high refractoriness under load.

Technique Data

Technique Data of Sillimanite Brick:

Item

Specification


Sillimanite Brick 65

Sillimanite Brick 60

Al2O3  %

65

60

SiO2  %

32

35

Fe2O3  %

0.5

1.0

Apparent Porosity, %

18

19

Bulk Density  g/cm3

2.5

2.4

CCS, MPa

80

80

0.2MPa RUL, 

1650

1600

PLC, % 1400℃×2h

±0.2


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