Refractory Technology Grog addition in fireclay during brick manufacture is done to Enhance the strength of fired refractories All of these Reduce its shrinkage on heating Impart greater spalling resistance Enhance the strength of fired refractories All of these Reduce its shrinkage on heating Impart greater spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite refractories are generally not used in the Electric furnace walls Steel melting furnace Burning zone of cement kilns Open hearth furnace Electric furnace walls Steel melting furnace Burning zone of cement kilns Open hearth furnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractory bricks having lower porosity have Low heat capacity Greater strength Low thermal conductivity High insulating properties Low heat capacity Greater strength Low thermal conductivity High insulating properties ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Grog Iscrushed firebrick All of these Is a non-plastic material Contains both alumina and silica Iscrushed firebrick All of these Is a non-plastic material Contains both alumina and silica ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology An indication of degree of firing in silica brick is its Fusion point Specific gravity None of these RUL Fusion point Specific gravity None of these RUL ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractory materials are never used in the construction of Pressure vessels Ovens & retorts Orton cones Segar cones Pressure vessels Ovens & retorts Orton cones Segar cones ANSWER DOWNLOAD EXAMIANS APP
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