Refractory Technology Silliminite (Al2O₃.SiO₂) refractory, which is a neutral refractory, is not used in Crucibles Glass melting furnace Pottery furnace Gas retorts Crucibles Glass melting furnace Pottery furnace Gas retorts ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following consumes the maximum tonnage of refractories annually in an integrated steel plant? Ceheating furnace Rotary lime kiln L.D. converter Soaking pits Ceheating furnace Rotary lime kiln L.D. converter Soaking pits ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Electrical resistor bars are made of Graphite Alumina Silicon carbide Zirconia Graphite Alumina Silicon carbide Zirconia ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is required in an insulating refractory? Neither A nor B Both A & B High thermal conductivity Low porosity Neither A nor B Both A & B High thermal conductivity Low porosity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Capacity of a refractory brick to withstand-sudden changes in temperature is denoted by the property called Refractoriness Refractoriness under load (RUL) Spalling resistance None of these Refractoriness Refractoriness under load (RUL) Spalling resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness under loads (RUL) is quite close to the fusion temperature (PCE) for __________ bricks. Silica Fireclay Very low alumina Dolomite Silica Fireclay Very low alumina Dolomite ANSWER DOWNLOAD EXAMIANS APP
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