Refractory Technology Bauxite calcining rotary kilns are lined with __________ bricks. Fireclay Carbon Corundum 85% alumina Fireclay Carbon Corundum 85% alumina ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Outer combustion chamber of blast furnace stove is lined with __________ bricks. Chrome magnesite Zirconia Fireclay Silica Chrome magnesite Zirconia Fireclay Silica ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Thermal diffusivity of a refractory brick is high, when its __________ is high. None of these Specific heat Density Thermal conductivity None of these Specific heat Density Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractory bricks having lower porosity have Greater strength High insulating properties Low heat capacity Low thermal conductivity Greater strength High insulating properties Low heat capacity Low thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractories used in/for __________ should have low thermal conductivity. Muffle furnaces Insulation Coke ovens Regenerators Muffle furnaces Insulation Coke ovens Regenerators ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology To resist spalling tendency, a refractory should have All of these Low specific heat Low thermal co-efficient of expansion Greater diffusivity All of these Low specific heat Low thermal co-efficient of expansion Greater diffusivity ANSWER DOWNLOAD EXAMIANS APP
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