Refractory Technology Pyrometric cone equivalent (PCE) of a refractory is the measure of its Resistance to slag penetration Spalling resistance Fusion point Resistance to carbon monoxide attack Resistance to slag penetration Spalling resistance Fusion point Resistance to carbon monoxide attack ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Alumina-graphite bricks are used for lining the Slide gate in teeming laddies Both A & B Continuous casting systems Neither A nor B Slide gate in teeming laddies Both A & B Continuous casting systems Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology silicon carbide refractories have very low Thermal conductivity Resistance to thermal shock Refractoriness (< 1700°C) None of these Thermal conductivity Resistance to thermal shock Refractoriness (< 1700°C) None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The linear thermal expansion of __________ bricks upto 1000 °C is very low of the order of ≤ 0.5 percent. Magnesite Silica Fireclay Corundum Magnesite Silica Fireclay Corundum ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Thermal spalling mainly occurs during __________ of furnaces. Both A & B Warming up Cooling down Neither A nor B Both A & B Warming up Cooling down Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum shrinkage in volume occurring during burning/firing of dried refractories may be as high as __________ percent. 15 30 10 20 15 30 10 20 ANSWER DOWNLOAD EXAMIANS APP
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