Refractory Technology Dolomite bricks have good resistance to attack by Lime slag None of these Molten steel Iron oxide Lime slag None of these Molten steel Iron oxide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is required in an insulating refractory? High thermal conductivity Low porosity Both A & B Neither A nor B High thermal conductivity Low porosity Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Skull is not formed on the carbon blocks in the hearth of a blast furnace, when it becomes cold, becaus of its Non-wetting characteristic None of these High thermal conductivity High crushing strength Non-wetting characteristic None of these High thermal conductivity High crushing strength ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High density refractory bricks have lower Thermal conductivity Slag penetration resistance Spalling resistance Fusion point Thermal conductivity Slag penetration resistance Spalling resistance Fusion point ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness under load (RUL) of fireclay bricks (under a load of 2 kg/cm² ) is __________ °C. >2000 500 >1350 1000 >2000 500 >1350 1000 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 Soaking pits L.D. converter Ceheating furnace Rotary lime kiln Soaking pits L.D. converter Ceheating furnace ANSWER DOWNLOAD EXAMIANS APP
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