Refractory Technology Except __________ , all other refractories are bad conductors of electricity (i.e, have low electrical conductivity). Graphite Fireclay Carborundum Chromite Graphite Fireclay Carborundum Chromite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Rotary kilns meant for calcination of limestone are lined with chrome magnesite in __________ zone. Preheating Burning Cooling All of these Preheating Burning Cooling All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which one contains maximum percentage of Al2O₃ ? Firebrick Aluminous firebrick Sillimanite Magnesite Firebrick Aluminous firebrick Sillimanite Magnesite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which brick undergoes maximum shrinkage on drying? Tar bonded dolomite bricks Magnesite bricks Chromite bricks Fireclay bricks Tar bonded dolomite bricks Magnesite bricks Chromite bricks Fireclay bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ is not a single oxiderefractory. Magnesia None of these Silicon carbide Zirconia Magnesia None of these Silicon carbide Zirconia ANSWER DOWNLOAD EXAMIANS APP
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