Clay Insulation Brick

Clay Insulation Brick

Clay Insulation Brick


Fireclay insulation brick is made of local top grade fireclay materials with a content of 35%~42% Al2O3 according to the lasted national standard. The working temperature of them is from 1000-1200 ℃ and bulk density is 0.5-1.0 g/cm3.

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Product detail

Clay Insulation Brick

Main Composition:SiO2 + Al2O3

Application:Insulation layer for various kinds of industrial furnaces

Raw Material:Chamotte

Color:Yellow

Standard Size:230*114*65 mm

Long time working temperature:1000℃-1200℃

Package:Export wooden pallets

Product Introduction

Fireclay insulation brick is made of local top grade fireclay materials with a content of 35%~42% Al2O3 according to the lasted national standard. The working temperature of them is from 1000-1200 ℃ and bulk density is 0.5-1.0 g/cm3.

Features

1.Low thermal conductivity.

2.Excellent insulating property.

3.Steady quality.

4.Low impurities.

Application

Clay insulation bricks have a wide range of uses, mainly used in thermal boilers, glass furnaces, cement furnaces, fertilizer gas furnaces, blast furnaces, hot blast furnaces, coking furnaces, electric furnaces, etc.

Product Parameters

Item Clay Insulation Brick
NG-0.5 NG-0.6 NG-0.8 NG-1.0
Al2O3%  >= 35 40 42 42
Fe2O3%  <= 2.5 2.5 2.0 2.0
Bulk Density (g/cm3)  <= 0.5 0.6 0.8 1.0
Cold Crushing Strength(Mpa)  >= 1.0 1.5 2.0 2.5
Linear Change On Reheating2% (℃*h)  <= 1000℃*12h 1150℃*12h 1200℃*12h 1200℃*12h
Thermal Conductivity(w/m.k,{350&plusmn;25℃})  <= 0.18 0.25 0.35 0.5
Maximum Use Temperature (℃)  >= 1000 1100 1150 1200

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