Refractory Technology Pure bauxite is the best raw material for the manufacture of high alumina refractories, in which maximum alumina content can be as high as __________ percent. 70 80 55 90 70 80 55 90 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum shrinkage in volume occurring during burning/firing of dried refractories may be as high as __________ percent. 10 20 30 15 10 20 30 15 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Periclase refractory contains mainly CaO Al2O₃ MgO SiO₂ CaO Al2O₃ MgO SiO₂ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology In panel test for spalling resistance, the average face temperature of panel assembly is maintained at __________ °C for 24 hours. 1000 700 2000 1600 1000 700 2000 1600 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Dry mix hydraulic compositions of refractory aggregates with suitable bonding materials are called refractory Cements Castables None of these Mortars Cements Castables None of these Mortars ANSWER DOWNLOAD EXAMIANS APP
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