6398Chemical EngineeringMedium
Refractoriness under load (RUL) is the most important property for the refractory bricks________?
AUsed for furnace insulation
BNone of these
CUsed in the roof of the furnace
DAt the hearth bottom of the furnace on which stock is placed
Correct answer
D. At the hearth bottom of the furnace on which stock is placed
Explanation
The correct answer is At the hearth bottom of the furnace on which stock is placed.