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.
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ITEM |
Ladle permeable brick |
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|
KSTQ-1 |
KSTQ-2 |
KSTQ-3 |
|
|
Al2O3＋MgO,%, ≥ |
90 |
85 |
80 |
|
Cr2O3,%, ≥ |
— |
3 |
3 |
|
Zr2O3,%, ≥ |
— |
— |
2 |
|
Bulk density,g/cm³,≥ |
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Compressive strength，MPa,≥，1500℃×3h |
80 |
80 |
100 |
|
Flexural strength, Mpa,≥，1500℃×3h |
12 |
15 |
20 |
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