Building Materials - Engineering
Q1: The slag which floats on the surface of the molten iron generally containsA
Lime (CaO) 45%
B
Silica (SiO2) 35%
C
Alumina (Al2O3) 12%
D
MgO, CaSO4, KMnO2 and FeO 8%
E
all the above.
ANS:E - all the above. Yes, slag is same as blast furnace slag but the meaning of slag is impurities which are in the iron. |
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