Refractory Technology Which brick undergoes maximum shrinkage on drying? Fireclay bricks Magnesite bricks Chromite bricks Tar bonded dolomite bricks Fireclay bricks Magnesite bricks Chromite bricks Tar bonded dolomite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High alumina refractories are used in the Glass melting furnaces Dome of blast furnace stoves All of these Electric arc furnace roof Glass melting furnaces Dome of blast furnace stoves All of these Electric arc furnace roof ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Electrical resistor bars are made of Graphite Zirconia Alumina Silicon carbide Graphite Zirconia Alumina Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High porosity refractory bricks have Poor heat conductivity & low strength Better thermal spalling resistance Poor resistance to the peneration of molten slag, metal & flue gases All of these Poor heat conductivity & low strength Better thermal spalling resistance Poor resistance to the peneration of molten slag, metal & flue gases All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ bricks should not be used in oxidising atmosphere. Silica Tar dolomite Carbon Fireclay Silica Tar dolomite Carbon Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not an acidic refractory? Fireclay bricks Silica bricks Magnesia bricks Bauxite bricks Fireclay bricks Silica bricks Magnesia bricks Bauxite bricks ANSWER DOWNLOAD EXAMIANS APP
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