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Product name

High Alumina Bricks for Eaf Roofs

Product description

Product profile:High Alumina Bricks for Eaf Roofs

HIGH ALUMINA BRICKS FOR EAF ROOFS

Goods Brand

DL-80

DL-75

BDL-80

BDL-75

Al2O3(%) min

80

75

80

75

Refractriness under load 0.2 Mpa () min

1530

1520

1530

1520

Apparent porosity (%) max

19(21)

19(21)

18(20)

18(20)

Cold Crushing strength (MPa)min

75

65

60

55

Shrinkage after reheating 1500x2h (%) max

0.2~-0.4

0.2~-0.4

***

***

Thermal shock (1100water)

***

***

8

8

 

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High Alumina Bricks for Eaf Roofs