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Zhengzhou Jansincere Refractory Co., Ltd
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1530C-1550C High Alumina Refractory Brick 75%-83% Al2o3 Alumina Bricks

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1530C-1550C High Alumina Refractory Brick 75%-83% Al2o3 Alumina Bricks

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Brand Name : Jansincere

Place of Origin : China

MOQ : Negotiable

Price : Negotiable

Payment Terms : L/C,D/A,D/P,T/T,Western Union,MoneyGram

Delivery Time : 5-8 working days

Packaging Details : Depends on equipment sizes

product name : High Grade Alumina Brick

feature : High load softening starting temperature

Fe2O3 : 1.5-1.8%

Color : white

Al2o3 : 75-83%

Bulk Density : 2.5-2.7g/cm3

Refractoriness Under load : 1530-1550℃

Cold Crushing Strength : 70-100MPa

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High Grade Alumina Brick

High Grade Alumina brick is made of high bauxite clinker, brown corundum, andalusite and coke gem as the main raw materials, combined with high quality soft clay, formed by high pressure and sintered at high temperature. It is mainly used for the bottom of the melting pool of glass kiln and the middle and lower part of the regenerator.

▌FEATURES

1. High load softening starting temperature;

2. High compressive strength;

3. Strong permeability resistance;

▌PHYSICAL AND CHEMICAL INDICATORS

Item

Unit

AL-75

AL-80

AL-83

Chemical composition

Al2O3

%

≥75

80

≥83

Fe2O3

%

1.8

1.5

1.5

Apparent Porosity

%

≤24

≤21

≤21

Bulk Density

g/cm3

≥2.50

≥2.65

≥2.70

Cold Crushing Strength

MPa

≥70

≥90

≥100

Refractoriness Under load

≥1530

≥1550

≥1550

Reheating Linear Change(Water)

%

1500*2h

-0.4~+0.2

1500*2h

-0.4~+0.2

1500*2h

-0.4~+0.2

▌PRODUCT PICTURE

1530C-1550C High Alumina Refractory Brick 75%-83% Al2o3 Alumina Bricks 1530C-1550C High Alumina Refractory Brick 75%-83% Al2o3 Alumina Bricks


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