Ladle bottom blowing argon breathable brick and seat brick

Item

Grade AI₂O₃- Cr₂O₃ Based

Medium Grade AI₂O₃- Cr₂O₃ Based

high Purity Corundum Based

Chrome-corundum Well Block

Well Block

ZY-LGT-1

ZY-LGT-2

ZY-GGT

ZY-GGTZ-1

ZY-GGTZ-2

ZY-GLZ

AI₂O₃（%）≥

90

88

92

70

80

75

MgO（%）≥

3

3

4

-

-

5

Cr₂O₃（%）≥

3

3

-

2~5

2~5

-

BD（g/cm³）≥

3.1

3.0

3.1

3.0

3.0

3.0

CCS（MPa）≥

80

80

80

60

80

80

Refractoriness(℃) ≥

1790

1790

1790

1790

1790

1790

RUL（℃) ≥

1670

1650

1650

1650

1660

1770

Flow rateNm3/h 0.2~1.0（MPa）

13~60

13~60

13~60

-

-

-

Application

Used for bottom argon blowing for Secondary refining

Accessories for argon blowing Porous Plugs