Refractory Technology Lower part of hot metal mixer are lined with __________ bricks. High alumina Carborundum Silica Superduty fireclay High alumina Carborundum Silica Superduty fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not a basic refractory? Dolomite Magnesite Silicon carbide Chrome magnesite Dolomite Magnesite Silicon carbide Chrome magnesite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Dolomite bricks have good resistance to attack by Lime slag Iron oxide None of these Molten steel Lime slag Iron oxide None of these Molten steel ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness under load (RUL) of fireclay bricks (under a load of 2 kg/cm² ) is __________ °C. 500 >1350 >2000 1000 500 >1350 >2000 1000 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ nozzles are used in continuous casting of steel, Thoria Carborundum Zircon Beryllia Thoria Carborundum Zircon Beryllia ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Spalling resistance of a refractory can not be increased by Using a coarser grog during its manufacture Increasing its porosity Decreasing its thermal co-efficient of expansion Making it denser Using a coarser grog during its manufacture Increasing its porosity Decreasing its thermal co-efficient of expansion Making it denser ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS