Refractory Technology Which of the following is not an acidic refractory? Magnesia bricks Fireclay bricks Bauxite bricks Silica bricks Magnesia bricks Fireclay bricks Bauxite bricks Silica bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Hot blast main (carrying air at 1000°C) in blast furnace are lined with __________ bricks. Fireclay Magnesite Silica Zirconia Fireclay Magnesite Silica Zirconia ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite bricks have poor resistance to attack by __________ slag. Acid None of these Basic Lime Acid None of these Basic Lime ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The maximum linear expansion of silica bricks during firing is about __________ percent. 2 1 3.5 0.5 2 1 3.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Furnace atmosphere for softening temperature determination of refractories (in which segar cones are placed) should be Neutral Oxidising Either A or B Neither A nor B Neutral Oxidising Either A or B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity of fireclay refractories is __________ percent. 43961 44129 35-50 25-35 43961 44129 35-50 25-35 ANSWER DOWNLOAD EXAMIANS APP
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