Refractory Technology Slide gates in teeming laddie used for steel pouring in ingot moulds is lined with __________ bricks. Silica Fireclay Bakelite impregnated or fused periclase Semi-silica Silica Fireclay Bakelite impregnated or fused periclase Semi-silica ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Spalling resistance of a refractory can not be increased by Increasing its porosity Decreasing its thermal co-efficient of expansion Using a coarser grog during its manufacture Making it denser Increasing its porosity Decreasing its thermal co-efficient of expansion Using a coarser grog during its manufacture Making it denser ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not a basic refractory? Magnesite Dolomite Chrome magnesite Silicon carbide Magnesite Dolomite Chrome magnesite Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Lower part of hot metal mixer are lined with __________ bricks. High alumina Superduty fireclay Carborundum Silica High alumina Superduty fireclay Carborundum Silica ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following consumes the maximum tonnage of refractories annually in an integrated steel plant? Soaking pits Ceheating furnace Rotary lime kiln L.D. converter Soaking pits Ceheating furnace Rotary lime kiln L.D. converter ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum alumina content in high alumina refractory can be as high as __________ percent. 90 70 30 50 90 70 30 50 ANSWER DOWNLOAD EXAMIANS APP
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