Refractory Technology Dolomite bricks have good resistance to attack by None of these Molten steel Lime slag Iron oxide None of these Molten steel Lime slag Iron oxide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With increase in the density of silica refractories, its Both A & B Resistance to slag attack increases Neither A nor B Spalling resistance reduces Both A & B Resistance to slag attack increases Neither A nor B Spalling resistance reduces ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum alumina content in high alumina refractory can be as high as __________ percent. 70 30 90 50 70 30 90 50 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chemically, mullite refractories is 3Al2O₃.2SiO₂ ThO₂ Al2O₃ ZrSO₄ 3Al2O₃.2SiO₂ ThO₂ Al2O₃ ZrSO₄ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silicon carbide refractories are used in the Zinc smelting furnace Ceramic recuperators Muffle furnace All of these Zinc smelting furnace Ceramic recuperators Muffle furnace All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Sillimanite is a __________ refractory. Basic Neutral High alumina Insulating Basic Neutral High alumina Insulating ANSWER DOWNLOAD EXAMIANS APP
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