Magnesite chrome refractories____________________?
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A. Have very low (50 kg/cm2) cold crushing strength (C.C.S.), and cannot be used in metalcase
C. Have very low thermal co-efficient of expansion
D. m
E. Are not at all resistant to the corrosive action of iron oxide
Found an error? Read our corrections policy and submit a sourced correction below. You can also share a useful explanation in your own words.