Refractory Technology Which of the following bricks has the most close values of RUL and PCE? High alumina bricks Tar dolomite bricks Fireclay bricks Silica bricks High alumina bricks Tar dolomite bricks Fireclay bricks Silica bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which brick undergoes maximum shrinkage on drying? Fireclay bricks Tar bonded dolomite bricks Chromite bricks Magnesite bricks Fireclay bricks Tar bonded dolomite bricks Chromite bricks Magnesite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Si percentage in silica refractories used in the walls of coke oven is about 60 45 95 80 60 45 95 80 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Electrical resistor bars are made of Zirconia Silicon carbide Alumina Graphite Zirconia Silicon carbide Alumina Graphite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology To resist spalling tendency, a refractory should have Low specific heat All of these Greater diffusivity Low thermal co-efficient of expansion Low specific heat All of these Greater diffusivity Low thermal co-efficient of expansion ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum shrinkage in volume occurring during burning/firing of dried refractories may be as high as __________ percent. 10 30 20 15 10 30 20 15 ANSWER DOWNLOAD EXAMIANS APP
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