Refractory Technology __________ bricks are used in the burning zone of a cement rotary kiln. Fireclay Thoria Silicon carbide High alumina Fireclay Thoria Silicon carbide High alumina ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Except __________ , all other refractories are bad conductors of electricity (i.e, have low electrical conductivity). Graphite Chromite Fireclay Carborundum Graphite Chromite Fireclay Carborundum ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which form of silica has the highest specific gravity? Quartz All of these Tridymite Cristobalite Quartz All of these Tridymite Cristobalite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High alumina refractory compared to fireclay bricks have Low refractoriness Less load bearing capacity High resistance to thermal shock and creep Less resistance to slag attack Low refractoriness Less load bearing capacity High resistance to thermal shock and creep Less resistance to slag attack ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology An ideal refractory should have high Fusion point Shrinkage ability Spalling rate None of these Fusion point Shrinkage ability Spalling rate None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology An indication of degree of firing in silica brick is its Specific gravity RUL Fusion point None of these Specific gravity RUL Fusion point None of these ANSWER DOWNLOAD EXAMIANS APP
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