Refractory Technology Fireclay bricks is not used for lining the Gas producer Roof of open hearth furnace Cupola Bottom of hot metal mixer Gas producer Roof of open hearth furnace Cupola Bottom of hot metal mixer ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Colour of fireclay bricks is Light buff to reddish buff Black Yellow None of these Light buff to reddish buff Black Yellow None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Semi-silica bricks compared to silica bricks have Less fusion point Neither A nor B Better spalling resistance Both A & B Less fusion point Neither A nor B Better spalling resistance Both A & B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite refractories have low resistance to Both B and C Disintegration on sudden change of temperature Abrasion Attack by basic slag Both B and C Disintegration on sudden change of temperature Abrasion Attack by basic slag ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity of fireclay refractories is __________ percent. 44129 43961 35-50 25-35 44129 43961 35-50 25-35 ANSWER DOWNLOAD EXAMIANS APP
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