Launders in blast furnace
Main Iron zone XZG-TX
Main slag zoneXZG-ZX
Iron notch XTG
Slag notch XZG
Al2O3 ≥℅
72
50
65
SiC ≥℅
13
30
11
17
C ≥℅
3
5
4
Bulk density
110℃×24h
2.65
2.70
2.60
1450℃×3h
2.6
2.50
Cold crushing strength
15
35
25
70
Linear change after heating
±0.1
±0.5
±0.13
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