Refractory Technology __________ bricks are used in the burning zone of a cement rotary kiln. Fireclay High alumina Thoria Silicon carbide Fireclay High alumina Thoria Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High thermal conductivity of a refractory material is not important, when it is to be used in the Coke oven regenarators Muffle furnace Blast furnace Recuperators Coke oven regenarators Muffle furnace Blast furnace Recuperators ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Thermal diffusivity of a refractory brick is high, when its __________ is high. Thermal conductivity None of these Density Specific heat Thermal conductivity None of these Density Specific heat ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Upper portion of hot metal mixer are lined with mullite bricks, which helps in resisting the Neither A nor B Corrosion by layer of slag Both A & B Washing action of metal Neither A nor B Corrosion by layer of slag Both A & B Washing action of metal ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Most Cermets, which normally have high thermal conductivity and high thermal shock resistance, comprises of ceramic & metallic components of __________ percent respectively. 60 and 40 50 and 50 20 and 80 80 and 20 60 and 40 50 and 50 20 and 80 80 and 20 ANSWER DOWNLOAD EXAMIANS APP
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