Refractory Technology Capacity of a refractory brick to withstand-sudden changes in temperature is denoted by the property called None of these Refractoriness Refractoriness under load (RUL) Spalling resistance None of these Refractoriness Refractoriness under load (RUL) Spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Grog Iscrushed firebrick Is a non-plastic material Contains both alumina and silica All of these Iscrushed firebrick Is a non-plastic material Contains both alumina and silica All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which refractory must have controlled atmosphere (temperature and humidity) for its safe storage? Tar bonded dolomite bricks Mullite bricks Magnesite bricks Fireclay bricks Tar bonded dolomite bricks Mullite bricks Magnesite bricks Fireclay bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Dolomite bricks have good resistance to attack by Lime slag Molten steel None of these Iron oxide Lime slag Molten steel None of these Iron oxide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is an acidic refractory? Dolomite Magnesite Fireclay Chrome magnesite Dolomite Magnesite Fireclay Chrome magnesite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Si percentage in silica refractories used in the walls of coke oven is about 60 95 80 45 60 95 80 45 ANSWER DOWNLOAD EXAMIANS APP
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