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