6892Chemical EngineeringMedium
Pick out the wrong statement?
ACalcined magnesite is also called dead burnt magnesite
BSuperduty fireclay bricks correspond to a pyrometric cone equivalent of 26-28
CGraphite refractories are also called plumbago refractories
DInsulating refractories used in place of regular refractory bricks are usually called light weight
Correct answer
B. Superduty fireclay bricks correspond to a pyrometric cone equivalent of 26-28
Explanation
The correct answer is Superduty fireclay bricks correspond to a pyrometric cone equivalent of 26-28.