High Alumina Bricks, Fire Brick Refractory For Ceramic Tunnel Kiln, Iron Making Furnaces Firebrick

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High Alumina Bricks, Fire Brick Refractory For Ceramic Tunnel Kiln, Iron Making Furnaces Firebrick

 

Description:

Laurel high alumina bricks are produced with selected bauxite chamotte by advanced process and strict quality control. The main mineral components are corundum and mullite phases. It features excellent high temperature mechanics and chemical corrosion resistance.

 

Features

1.Resisting high temperature

2.Great bulk density

3.Low iron content

4.Good eroding resistance

 

Applications:

1. Steel furnaces

2. Iron making furnaces

3. Glass kiln

4. Ceramic tunnel kiln

5. Cement kiln

 

Specifications:

Ordinary High alumina brick

Item

HA60

HA70

HA75

HA80

AL2O3(%)

≥60

≥70

≥75

≥75-80

SIO2(%)

32

22

20

≥18

Fe2O3(%)

≤1.8

≤1.8

≤1.8

≤1.8

Refractoriness °C

1790

1800

1825

≥1850

Bulk density,g/cm3

2.4

2.45-2.5

2.5

2.55-2.6

Softening temperature under load

≥1470

≥1520

≥1530

≥1550

Apparent porosity,%

22

21

21

20

Cold Crushing strength Mpa

≥45

≥50

≥54

Send message to this supplier
Ms. Jacky Liu (Sales Manager)
Tel: 86-532-80829560
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Contact Method
Qingdao Laurel Enterprise CO.,Ltd
Room 3103,Unit2,Building 1,No.111 Road, Qingdao, Shandong, China (Mainland) / 266000
Fax: 86-532-80829650
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