Refractory Technology Spray test determines the __________ of refractories. Resistance to slag penetration Resistance to CO attack Permanent linear change RUL Resistance to slag penetration Resistance to CO attack Permanent linear change RUL ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology An ideal refractory should have high None of these Spalling rate Fusion point Shrinkage ability None of these Spalling rate Fusion point Shrinkage ability ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks is not used for lining the Gas producer Roof of open hearth furnace Cupola Bottom of hot metal mixer Gas producer Roof of open hearth furnace Cupola Bottom of hot metal mixer ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology An indication of degree of firing in silica brick is its Fusion point None of these Specific gravity RUL Fusion point None of these Specific gravity RUL ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following impurities reduces the refractoriness of magnesite bricks? SiO₂ Al2O₃ All of these CaO SiO₂ Al2O₃ All of these CaO ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following consumes the maximum tonnage of refractories annually in an integrated steel plant? Rotary lime kiln L.D. converter Soaking pits Ceheating furnace Rotary lime kiln L.D. converter Soaking pits Ceheating furnace ANSWER DOWNLOAD EXAMIANS APP
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