Refractory Technology Carbon refractories have very high Thermal conductivity Refractoriness Both B and C Wetting characteristics Thermal conductivity Refractoriness Both B and C Wetting characteristics ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology RUL of refractories depends on the Physical structure Chemical composition All of these Presence of impurities like iron & alkali Physical structure Chemical composition All of these Presence of impurities like iron & alkali ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Grog addition in fireclay during brick manufacture is done to Enhance the strength of fired refractories All of these Impart greater spalling resistance Reduce its shrinkage on heating Enhance the strength of fired refractories All of these Impart greater spalling resistance Reduce its shrinkage on heating ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology An ideal refractory should have high Shrinkage ability None of these Spalling rate Fusion point Shrinkage ability None of these Spalling rate Fusion point ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Rate of slag attack on refractories increases with rise in temperature due to the Decreased viscosity of slag Oxidising condition in the furnace Increased thermal conductivity of brick None of these Decreased viscosity of slag Oxidising condition in the furnace Increased thermal conductivity of brick None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology A steel member used in the furnace construction to take the thrust of the brickwork is called Armouring Buckstay Baffle Breast wall Armouring Buckstay Baffle Breast wall ANSWER DOWNLOAD EXAMIANS APP
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