Refractory Technology __________ is not a single oxiderefractory. Magnesia None of these Silicon carbide Zirconia Magnesia None of these Silicon carbide Zirconia ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not a basic refractory? Silicon carbide Magnesite Dolomite Chrome magnesite Silicon carbide Magnesite Dolomite Chrome magnesite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which property of refractories is the most important for top section of the blast furnace? Resistance to slag peneration Stability of volume at high temperature Resistance to corrosion by slag Resistance to abrasion Resistance to slag peneration Stability of volume at high temperature Resistance to corrosion by slag Resistance to abrasion ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology SiO₂ percentage in firebrick is about >94 35-40 80-85 55-60 >94 35-40 80-85 55-60 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which one contains maximum percentage of Al2O₃ ? Firebrick Magnesite Sillimanite Aluminous firebrick Firebrick Magnesite Sillimanite Aluminous firebrick ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which form of silica has the highest specific gravity? All of these Cristobalite Quartz Tridymite All of these Cristobalite Quartz Tridymite ANSWER DOWNLOAD EXAMIANS APP
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