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