Refractory Technology Spalling of a refractory means its Resistance to chemical action of gases and molten fluxes Softening Resistancce to compressive loads Fracture due to uneven expansion at high temperature Resistance to chemical action of gases and molten fluxes Softening Resistancce to compressive loads Fracture due to uneven expansion at high temperature ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fusion point of an acidic refractory material is Not affected by the addition of basic oxides Not affected by the addition of basic oxides Reduced by the addition of basic oxides Increased by the addition of basic oxides Not affected by the addition of basic oxides Not affected by the addition of basic oxides Reduced by the addition of basic oxides Increased by the addition of basic oxides ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Machine moulding of dry mixture of refractories requires a pressure of the order of __________ kg/cm². 1000 10 100 500 1000 10 100 500 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Skull is not formed on the carbon blocks in the hearth of a blast furnace, when it becomes cold, becaus of its High thermal conductivity None of these Non-wetting characteristic High crushing strength High thermal conductivity None of these Non-wetting characteristic High crushing strength ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carbon bricks are not used in the lining of the Combustion chamber of blast furnace stoves Electric furnaces Blast furnace hearth Highly chemical resistant equipments Combustion chamber of blast furnace stoves Electric furnaces Blast furnace hearth Highly chemical resistant equipments ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The largest consumer of refractories is the __________ industry. Cement Power Fertiliser Metallurgical Cement Power Fertiliser Metallurgical ANSWER DOWNLOAD EXAMIANS APP
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