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

Low-Creep High Alumina Refractory Bricks for Hot Blast Stove

Low-Creep High Alumina Refractory Bricks for Hot Blast Stove
Product Detailed
1. Type: RL-55, RL-60, RL-65, RL-75 2. Packing: wooden pallet 3. Usage: widely used in linings, roof, partition

It features low creep and excellent thermal shock stability with the main mineral component of mullite, widely used in linings, roof, partition, generator chamber of various hot blast stoves.

Main Properties

Item

Index

Code

RL-55

RL-60

RL-65

RL-75

Al2O3 min %

55

60 

65 

75 

Fe2O3 max %

1.5

1.5

1.5 

1.5 

Refractoriness , min

1770

1790 

1790 

1790 

Refractoriness under load

(0.2MPa) , min

1470

1480 

1500

1520 

Linear change after

reheating(1500, 2h) %

0 ~ -0.4

1450, 2h

0 ~ -0.3

1450, 2h

0 ~ -0.2

1500, 2h

0 ~ -0.2

1550, 2h

Apparent porosity min %

20

20

20

20 

Cold crushing strength Mpa, min

44

50 

60

70 

Creeping rate

0.2Mpa, max %

1300,2h

0.6

1350,2h

0.6

1400,2h

0.7

1450,2h

0.8

Low-Creep High Alumina Refractory Bricks for Hot Blast Stove



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