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High Alumina Bricks

High Alumina Bricks

Country/Region china
Company OSYMEN limited
Categories High Alumina Brick
Update 2016-04-07 15:32:37
ICP License Issued by the Chinese Ministry
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For High alumina brick the temperature of refractoriness under load is normally above 1420~1550℃ that is higher than the fireclay brick and it increases along with the AL2O3 content enhances.
For High alumina brick the thermal Shock resistance is mainly decided by chemical contents and its mineral microstructure but its thermal shock resistant is worse than the fireclay brick.
High alumina brick have very good ability of anti-acidity, anti-metal fluid corrode and anti-oxidation.
High alumina brick are used normally in industry furnaces such as Blast furnace, hot-blast furnace and EAF etc.

As for high alumina brick series products, we excel our other high alumina brick suppliers in many aspects, such as:

  • We enjoy the biggest production lines of high alumina brick and largest production capacity.

    ---More than 8000 mts high alumina brick can be supplied per month. We can help you save your time limit for a project. Besides, we provide a small number of high alumina brick used for kinds of furnace maintenance as well.

  • Advanced technology makes it possible for us to have very high qualified rate of high alumina brick .

    ---Our qualified rate of high alumina brick has so far reached over 98%, therefore, our high alumina brick enjoy excellent quality and reasonable price from the point of view.

This index applies to SK series high alumina bricks. SK series high alumina bricks include SK-40 high alumina brick; SK-38 high alumina brick; SK-36 high alumina brick; SK-34 high alumina brick; SK-32 high alumina brick.

high alumina brick Itemhigh alumina brick Index
SK-40SK-38SK-36SK-34SK-32
Al2O3,%8065484236
Refractoriness17901790175017301710
Refractoriness under load,(0.6%),15301500142013501300
App. porosity,%2123232424
C.C.S, MPa754939.22520
Linear change on reheating, %1400℃×2h+0.1-0.5+0.2-0.5
1450℃×2h+0.1 -0.4
1500℃×2h+0.1 -0.4+0.2 -0.4

This index applies to high alumina bricks for general uses. The high alumina bricks for general use are composed of LZ-75 high alumina brick; LZ-65 high alumina brick; LZ-55 high alumina brick; LZ-48 high alumina brick ; anchor high alumina brick for reheating furnace. They include LZ-55 high alumina brick; LZ-48 high alumina brick.

high alumina brick Itemhigh alumina brick Index
LZ-75LZ-65LZ-55LZ-48
Al2O3,%75655548
Refractoriness1790179017701750
Refractoriness under load,(0.6%),

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