Composition:Al2O3+SiO2 Application:Coke oven, hot blast stove, carbon blake furnaces, etc Al2O3:50-65% Capacity:500 tons per month Size:As your requirements Raw Material:Andalusite Refractoriness:>1790℃ Package:Export wooden pallets and polyboard

Product Introduction

Andalusite Brick is an alternative product for high aluminum bricks, used in the professional of the key parts of the furnaces. It has high cold crushing strength, high refractoriness under load, high thermal stability, good creep resistance and thermal shock resistance.

Features

1.Good Creep Resistance. 2.High Cold Crushing Strength. 3.Good Thermal Shock Resistance. 4.High Thermal Stability.

Application

The andalusite brick can be used in the cooling wall of blast furnace, chemical and ceramic industry, the door of coke oven or as the lining and checker of hot blast furnaces.

Item	H55	H62	H65	GMH-53	GMH-60
Al2O3(%)	>=55	>=62	>=65	>=53	>=60
SiO2(%)	--	--	--	--	--
Fe2O3(%)	<=1.2	<=1.2	<=1.2	<=1.2	<=1.0
Bulk density（g/cm3）	>=2.45	>=2.5	>=2.5	--	--
Cold crushing strength (110℃)（N/mm2）	>=60	>=60	>=60	>=50	>=60
Thermal shock resistance（Cycles）	--	--	--	>=20	>=25
Thermal expansion（%）	<=0.55	<=0.55	<=0.55	--	--
Apparent porosity（%）	<=17	<=17	<=17	<=18	<=18