Refractory Technology Roof of a basic electric furnace is made of __________ bricks. Silica Chromite None of these Superduty fireclay Silica Chromite None of these Superduty fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology silicon carbide refractories have very low Thermal conductivity Resistance to thermal shock Refractoriness (< 1700°C) None of these Thermal conductivity Resistance to thermal shock Refractoriness (< 1700°C) None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following consumes the maximum tonnage of refractories annually in an integrated steel plant? Rotary lime kiln L.D. converter Ceheating furnace Soaking pits Rotary lime kiln L.D. converter Ceheating furnace Soaking pits ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology 'Super refractories' are made from pure Nitrides Carbides Oxides Borides Nitrides Carbides Oxides Borides ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following does not occur during firing/burning of refractories? Removal of water of hydration Decrease in crushing strength Vitrification Development of stable mineral form Removal of water of hydration Decrease in crushing strength Vitrification Development of stable mineral form ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Dry mix hydraulic compositions of refractory aggregates with suitable bonding materials are called refractory Castables Mortars Cements None of these Castables Mortars Cements None of these ANSWER DOWNLOAD EXAMIANS APP
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