Refractory Technology Firing of refractory brick is done to All of these Form ceramic bonds necessary for development of high crushing strength in the finished product Develop stable mineral forms in them Dehydrate the dried refractory All of these Form ceramic bonds necessary for development of high crushing strength in the finished product Develop stable mineral forms in them Dehydrate the dried refractory ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The linear thermal expansion of __________ bricks upto 1000 °C is very low of the order of ≤ 0.5 percent. Magnesite Corundum Fireclay Silica Magnesite Corundum Fireclay Silica ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With decrease in porosity, the __________ of the refractories decreases. Thermal conductivity Strength Spalling resistance None of these Thermal conductivity Strength Spalling resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Tar dolomite bricks are used in the All of these Electric furnaces Basic open hearth furnace Basic Bessemer converter All of these Electric furnaces Basic open hearth furnace Basic Bessemer converter ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chromite refractories are used in Neither A nor B Both A & B Between acid & basic linings in basic open hearth furnaces to prevent their chemical action with each other Bottom of soaking pits Neither A nor B Both A & B Between acid & basic linings in basic open hearth furnaces to prevent their chemical action with each other Bottom of soaking pits ANSWER DOWNLOAD EXAMIANS APP
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