Tangshan Yutong Import and Export Corporation
Main products:Fire Bricks,Ceramic Fiber Blanket,Rock Wool,Insulation Bricks,Gypsum Board
Products
Contact Us
  • Contact Person : Mr. Zhang Shaofeng
  • Company Name : Tangshan Yutong Import and Export Corporation
  • Tel : 86-315-3195890,3195891
  • Fax : 86-315-3195895
  • Address : Hebei,Tangshan,6/F Block B, Orienal Int'l Bldg.152 Jianshe Road
  • Country/Region : China
  • Zip : 063000

High Alumina Bricks

High Alumina Bricks
Product Detailed
1. SK35, 36,37,38,40 2. Packing: wooden pallet 3. Size: as per request, STD 230X114X65 High Alumina Bricks

The series of high alumina brick feature excellent high temperature mechanics and chemical corrosion resistance to acid and alkali basic solution. They were widely used in metallurgy, petroleum, chemistry, etc.

Main Properties

Item

Index

International code name

SK35

SK36

SK37

SK38

SK40

Chinese code name

LZ-48

LZ-55

LZ-65

LZ-75

LZ-80

Al2O3 min %

48

55

65

75

80

Fe2O3 max %

2

2

2

2

2

Refractoriness °C, min

1750

1770

1790

1790

1790

Refractoriness under load

(0.2MPa) °C, min

1420

1470

1500

1520

1530

Linear change on reheating

(1500°C, 2h) %

+0.1~ -0.4

*1450°C

+0.1~ -0.4

+0.1~-0.4

+0.1~ -0.4

+0.1~ -0.4

Apparent porosity max %

22

22

23

23

21

Cold crushing strength Mpa,

min

39

44

49

54

65

High Alumina Bricks



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