High Temp Bricks
2024-08-13 09:12  Visit:325
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Product description

 

High temp bricks alumina brick is a kind of middle grade Fire brick among the stereotyped products of refractory materials. It belongs to neutral refractory materials and is used in the lining of industrial kilns.

The quality of high temp bricks alumina bricks is distinguished by different aluminum content and body density, and the fire resistance of high alumina bricks reaches 1790 ℃. It is also possible to add different ingredients of raw materials to produce different materials and composite refractory bricks.

 

Application:

 

The use of high aluminum bricks is mainly used for wall ironmaking blast furnace, hot blast furnace, heating furnace top, blast furnace, reverberatory furnace, mechanical lining. In addition, high-aluminum bricks are also commonly used in style furnace heat storage grid bricks, plug heads for pouring management systems, and water position bricks. However, the price of high aluminum bricks is higher than that of clay bricks, so there is no need to apply high aluminum bricks if clay bricks can meet the requirements locally.

 

Physical and chemical index of high temp bricks

 

Items

Index

/

CH-LZ75

CH-LZ65

CH-LZ55

CH-LZ48

Al2O3%≥

75

65

55

48+

CCS/Mpa ≥

54

49

44

40

Apparent porosity/% ≤

23

23

22

22

Refractoriness under load /℃ ≥

1520

1500

1470

1420

Reheating linear change(1500℃,2h)

+0.1 -0.4

+0.1 -0.4

+0.1 -0.4

+0.1 -0.4(1450℃.2h)

Refractoriness/℃≥

1790

1790

1770

1750

 

Packages:

 

 

http://www.ch-refractories.com/

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