Refractory Technology Which is a neutral refractory? Magnesite chrome Graphite Magnesia Silica Magnesite chrome Graphite Magnesia Silica ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silica refractories All of these Have lower thermal conductivity than fireclay bricks Crack when subjected to sudden change of temperature Can not be used in the dome of hot blast stoves All of these Have lower thermal conductivity than fireclay bricks Crack when subjected to sudden change of temperature Can not be used in the dome of hot blast stoves ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not an acidic refractory? Fireclay Carbon black Silica High alumina refractory Fireclay Carbon black Silica High alumina refractory ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not an alumino-silicate refractory? Mullite bricks Tar dolomite bricks High alumina bricks Fireclay bricks Mullite bricks Tar dolomite bricks High alumina bricks Fireclay bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite bricks are used in those parts of furnaces, which are Required to resist corrosive basic slag None of these Subjected to high load Subjected to temperature fluctuation Required to resist corrosive basic slag None of these Subjected to high load Subjected to temperature fluctuation ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology SiO₂ percentage in firebrick is about 80-85 >94 35-40 55-60 80-85 >94 35-40 55-60 ANSWER DOWNLOAD EXAMIANS APP
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