Refractory Technology Si percentage in silica refractories used in the walls of coke oven is about 45 95 80 60 45 95 80 60 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology In panel test for spalling resistance, the average face temperature of panel assembly is maintained at __________ °C for 24 hours. 700 1000 2000 1600 700 1000 2000 1600 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ bricks are used in the burning zone of a cement rotary kiln. Thoria Fireclay Silicon carbide High alumina Thoria Fireclay Silicon carbide High alumina ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology An ideal refractory should have high None of these Spalling rate Fusion point Shrinkage ability None of these Spalling rate Fusion point Shrinkage ability ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which brick undergoes maximum shrinkage on drying? Fireclay bricks Chromite bricks Magnesite bricks Tar bonded dolomite bricks Fireclay bricks Chromite bricks Magnesite bricks Tar bonded dolomite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which one contains maximum percentage of Al2O₃ ? Aluminous firebrick Sillimanite Magnesite Firebrick Aluminous firebrick Sillimanite Magnesite Firebrick ANSWER DOWNLOAD EXAMIANS APP
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