Refractory Technology Refractoriness under loads (RUL) is quite close to the fusion temperature (PCE) for __________ bricks. Dolomite Fireclay Silica Very low alumina Dolomite Fireclay Silica Very low alumina ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Lower wall courses of soaking pits are made of __________ bricks to avoid the action of molten slag & scale. Lowduty fireclay Silica Silicon carbide Chrome or magnesite Lowduty fireclay Silica Silicon carbide Chrome or magnesite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ is not a single oxiderefractory. Silicon carbide None of these Magnesia Zirconia Silicon carbide None of these Magnesia Zirconia ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology silicon carbide refractories have very low Refractoriness (< 1700°C) Thermal conductivity Resistance to thermal shock None of these Refractoriness (< 1700°C) Thermal conductivity Resistance to thermal shock None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silica refractories are not used in Open hearth furnace roof Coke oven walls Beehive coke ovens Dome and upper portion of B.F. stoves Open hearth furnace roof Coke oven walls Beehive coke ovens Dome and upper portion of B.F. stoves ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Alumina-graphite bricks are used for lining the Continuous casting systems Neither A nor B Slide gate in teeming laddies Both A & B Continuous casting systems Neither A nor B Slide gate in teeming laddies Both A & B ANSWER DOWNLOAD EXAMIANS APP