.

Purging Plug for Steel Ladle

The argon-ventilated brick at the bottom of the ladle is a radial straight-through slit air passage structure made of high-purity, high-density and high-strength material. The product has stable structure, wide gas permeability, easy adjustment of gas flow rate, high blowing rate and anti-scour treatment. , erosion and long service life.

ITEM

Ladle permeable brick

KSTQ-1

KSTQ-2

KSTQ-3

Al2O3+MgO,%, ≥

90

85

80

Cr2O3,%, ≥

3

3

Zr2O3,%, ≥

2

Bulk density,g/cm³,≥

Compressive strength,MPa,≥,1500℃×3h

80

80

100

Flexural strength, Mpa,≥,1500℃×3h

12

15

20



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