Tangshan Success Import & Export Trading Co., Ltd.
Main products:Valves,Bone China,Hardware Tools,Refractory Materials,Wire Mesh
Products
Contact Us
  • Contact Person : Mr. Zhang Hongliang
  • Company Name : Tangshan Success Import & Export Trading Co., Ltd.
  • Tel : 86-315-2391160
  • Fax : 86-315-2391160
  • Address : Hebei,Tangshan,Lugang 306S-01,Xingyuan Road, Lubei District
  • Country/Region : China
  • Zip : 063000

high alumina brick for blast furnace

high alumina brick for blast furnace
Product Detailed
With high refractoriness,compression strength and chemical corrosion resistance.anti alkaline/acid erosions.

Characteristics:

The main mineral component is mullite and corundum phases, with excellent high-temperature physical properties and chemical corrosion resistance, anti alkaline/acid erosions, good strength under high temperature and good thermal shock resistance, high spalling resirtance.

Applications: Widely used in every part of blast furnace lining with good work ability.

Specifications:

Item

Index

Code

GL-48

GL-55

GL-65

GL-75

Al2O3 min %

48

55 

65 

75 

Fe2O3 max %

2

Refractoriness , min

1750

1770 

1790 

1790 

Refractoriness under load(0.2MPa) , min

1450

1480 

1500

1520 

Linear change after reheating(1500 C, 2h) %

0 ~ 0.2*1450

0 ~ 0.2

0 ~ 0.2

0 ~ 0.2

Apparent porosity max %

18

19 

19 

19 

Cold crushing strength Mpa min

49.0 

49.0 

58.8

70.0 

high alumina brick for blast furnace



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