3851Chemical EngineeringMedium
Magnesite chrome refractories________?
AHave better spalling resistance than chrome magnesite refractories
BHave very low (50 kg/cm2) cold crushing strength (C.C.S.), and cannot be used in metalcase
CHave very low thermal co-efficient of expansion
DAre not at all resistant to the corrosive action of iron oxide
Correct answer
A. Have better spalling resistance than chrome magnesite refractories
Explanation
The correct answer is Have better spalling resistance than chrome magnesite refractories.