Refractory Technology High alumina refractories are used in the Glass melting furnaces Electric arc furnace roof Dome of blast furnace stoves All of these Glass melting furnaces Electric arc furnace roof Dome of blast furnace stoves All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Test piece for determination of RUL of a refractory is heated in a/an Reducing atmosphere Oxidising atmosphere Electric furnace Neutral atmosphere Reducing atmosphere Oxidising atmosphere Electric furnace Neutral atmosphere ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Lower wall courses of soaking pits are made of __________ bricks to avoid the action of molten slag & scale. Chrome or magnesite Silicon carbide Silica Lowduty fireclay Chrome or magnesite Silicon carbide Silica Lowduty fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Spalling resistance of a refractory can not be increased by Increasing its porosity Using a coarser grog during its manufacture Decreasing its thermal co-efficient of expansion Making it denser Increasing its porosity Using a coarser grog during its manufacture Decreasing its thermal co-efficient of expansion Making it denser ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology An ideal refractory should have high Fusion point None of these Shrinkage ability Spalling rate Fusion point None of these Shrinkage ability Spalling rate ANSWER DOWNLOAD EXAMIANS APP
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