Refractory Technology Pyrometric cone equivalent (PCE) of a refractory is the measure of its Fusion point Resistance to carbon monoxide attack Resistance to slag penetration Spalling resistance Fusion point Resistance to carbon monoxide attack Resistance to slag penetration Spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Grog addition in fireclay during brick manufacture is done to Enhance the strength of fired refractories Reduce its shrinkage on heating Impart greater spalling resistance All of these Enhance the strength of fired refractories Reduce its shrinkage on heating Impart greater spalling resistance All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The maximum linear expansion of silica bricks during firing is about __________ percent. 3.5 0.5 1 2 3.5 0.5 1 2 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The highest melting pure oxide (m.p. > 3000°C) is Thoria Alumina Beryllia Zirconia Thoria Alumina Beryllia Zirconia ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Grog Iscrushed firebrick Is a non-plastic material All of these Contains both alumina and silica Iscrushed firebrick Is a non-plastic material All of these Contains both alumina and silica ANSWER DOWNLOAD EXAMIANS APP
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