Refractory Technology __________ bricks should not be used in oxidising atmosphere. Carbon Tar dolomite Silica Fireclay Carbon Tar dolomite Silica Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Hot face insulating linings of high purity alumina fused mullite are used, where All of these Presence of iron or silica is harmful Very high temperatures are involved Highly reducing conditions are involved All of these Presence of iron or silica is harmful Very high temperatures are involved Highly reducing conditions are involved ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High alumina refractory compared to fireclay bricks have Less load bearing capacity High resistance to thermal shock and creep Less resistance to slag attack Low refractoriness Less load bearing capacity High resistance to thermal shock and creep Less resistance to slag attack Low refractoriness ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks are never used in the Zinc roaster Lead blast furnace Coke oven walls Beehive oven Zinc roaster Lead blast furnace Coke oven walls Beehive oven ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not a high alumina refractory? Bauxite Mullite Dolomite Corrundum Bauxite Mullite Dolomite Corrundum ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity is induced in insulating refractories by adding Powdered naphthalene Ammonium chloride/sulphate Calcium phosphate All of these Powdered naphthalene Ammonium chloride/sulphate Calcium phosphate All of these ANSWER DOWNLOAD EXAMIANS APP
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