Sillimanite Brick

Sillimanite Brick

Sillimanite Brick


Sillimanite brick is a kind of firebrick made by sillimanite. Sillimanite is calcined at high temperature and converted into mullite and free silica. Generally, high temperature firing method and mud pouring method are used for production.

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Product detail

Sillimanite Brick

Composition:SiO2 + Al2O3

Application:Glass kiln, hot blast stove, etc

Main Raw Material:Sillimanite

Color:White

Standard Size:230*114*65 mm

Max Working Temperature:1500~1650℃

Product Introduction

Sillimanite brick is a kind of firebrick made by sillimanite. Sillimanite is calcined at high temperature and converted into mullite and free silica. Generally, high temperature firing method and mud pouring method are used for production.

Features

1.Good wear resistant.

2.Anti-erosion for molten glass, slag, etc.

3.Low thermal expansion.

Application

Sillimanite brick is primarily used for the key parts of the furnace of glass furnace, alkali-free glass fiber furnace, blast furnace hot blast stove and refractory-material tunnel kiln, etc.

Product Parameters

Item Sillimanite Brick
LS-65 LS-60
Al2O3(%) >=65 >=60
SiO2(%) <=32 <=37
Fe2O3(%) <=0.5 <=1
Bulk Density(g/cm3) >=2.5 >=2.3
Apparent Porosity(%) <=18 <=19
Cold Crushing Strength(MPa) >=80 >=80
Refractoriness Under Load (0.2MPa,0.6%)(℃) >=1650 >=1600

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