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Alpha Alumina (-AL2O3 ) Brick

Alpha alumina brick is mainly on -AL2O3 Crystal phase with very compact organizational structure.

Typical Crystallographic Analysis

Alpha alumina

90%

Beta alumina

4%

Vitreous Phase

6%

Typical Chemical Composition

Al2O3

97%

Zr2O3

1.5%

SiO2+Fe2O3+TiO2+CaO

1.5%

Typical Physical Properties

True Specific Gravity

3.45g/cm3

Cold Crushing Strength

200MPa

RUL(0.2Mpa)

1700

1.Cooling pool and superstructure of glass kiln,glass furnace

2.Non-ferrous metal smelting furnace,

3.High temperature tunnel kiln,

4.The chemical industrial,metallurgical furnaces.

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Zip code: 450007
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