Refractory Technology RUL of refractories depends on the Chemical composition Presence of impurities like iron & alkali Physical structure All of these Chemical composition Presence of impurities like iron & alkali Physical structure All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Machine moulding of dry mixture of refractories requires a pressure of the order of __________ kg/cm². 10 1000 100 500 10 1000 100 500 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite chrome bricks are used in the Reheating furnaces All of these Roof lining of basic open hearth & other basic furnaces Soaking pits Reheating furnaces All of these Roof lining of basic open hearth & other basic furnaces Soaking pits ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carbon refractories are exclusively used in the Hearth of blast furnace Side wall of soaking pits Walls of coke oven Regenerators of coke oven Hearth of blast furnace Side wall of soaking pits Walls of coke oven Regenerators of coke oven ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not a high alumina refractory? Mullite Corrundum Bauxite Dolomite Mullite Corrundum Bauxite Dolomite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Crushing strength of a refractory Decreases with rise in service temperature Increases with rise in service temperature Decreases with increase in porosity Is unaffected with change in service temperature Decreases with rise in service temperature Increases with rise in service temperature Decreases with increase in porosity Is unaffected with change in service temperature ANSWER DOWNLOAD EXAMIANS APP
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