Al2O3 Fe2O3 Furnace Refractory Fire Bricks , Yellow Insulating Firebrick HZ-55/65 manufacturer from China China Metal Roof Tiles Online Market.

$Al2O3 Fe2O3 Furnace Refractory Fire Bricks , Yellow Insulating Firebrick$

$Al2O3 Fe2O3 Furnace Refractory Fire Bricks , Yellow Insulating Firebrick$
$Al2O3 Fe2O3 Furnace Refractory Fire Bricks , Yellow Insulating Firebrick$

Al2O3 Fe2O3 Furnace Refractory Fire Bricks , Yellow Insulating Firebrick

Place of Origin:

Zhejiang, China (Mainland)


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Product Detail

Model No.: HZ-55/65

High Refractoriness Refractory Fire Brick Andalusute Br

High Refractoriness Refractory Fire Brick Andalusute Brick For Furnace

Features

1. High cold crushing strength
2. High refractoriness under the load
3. Good creep resistance

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

Applications

Andalusite bricks are mainly 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.

Physical properties and chemical composition

Andalusite bricks

Product Index		HZ-55	HZ-62	HZ-65
Chemical analysis	Al2O3%	≥55	≥62	≥65
Chemical analysis	Fe2O3 %	≤1.2	≤1.2	≤1.2
Physical properties	Bulk density (g/cm3)	≥2.45	≥2.5	≥2.5
	Apparent porosity (%)	≤17	≤17	≤17
	Cold crushing strength (Mpa)	≥60	≥60	≥60
	Refractoriness under load(°C)	≥1600	≥1650	≥1680
	Thermal shock resistance	Good	Better	Better
	Thermal expansion coefficient(1000°C)	≤ 0.55	≤ 0.55	≤ 0.55
	Creep resistance 20-50h,(%)	1350°C <0.2	1400°C <0.2	1450°C <0.2