Refractory Technology __________ bricks are used in the burning zone of a cement rotary kiln. Thoria High alumina Fireclay Silicon carbide Thoria High alumina Fireclay Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity is induced in insulating refractories by adding All of these Calcium phosphate Ammonium chloride/sulphate Powdered naphthalene All of these Calcium phosphate Ammonium chloride/sulphate Powdered naphthalene ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness under load (RUL) is the most important property for the refractory bricks Used in the roof of the furnace At the hearth bottom of the furnace on which stock is placed None of these Used for furnace insulation Used in the roof of the furnace At the hearth bottom of the furnace on which stock is placed None of these Used for furnace insulation ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Conversion of silica mineral to cristobalite is accompanied by reduction in its Both A & B Neither A nor B Specific gravity Volume Both A & B Neither A nor B Specific gravity Volume ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractories used in/for __________ should have low thermal conductivity. Muffle furnaces Insulation Regenerators Coke ovens Muffle furnaces Insulation Regenerators Coke ovens ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not a high alumina refractory? Mullite Dolomite Bauxite Corrundum Mullite Dolomite Bauxite Corrundum ANSWER DOWNLOAD EXAMIANS APP