Refractory Technology Chemically, mullite refractories is ThO₂ 3Al2O₃.2SiO₂ Al2O₃ ZrSO₄ ThO₂ 3Al2O₃.2SiO₂ Al2O₃ ZrSO₄ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks are used in the Chimney linings All of these Furnaces allowed to cool frequently Flues Chimney linings All of these Furnaces allowed to cool frequently Flues ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness under load (RUL) is the most important property for the refractory bricks Used in the roof of the furnace Used for furnace insulation At the hearth bottom of the furnace on which stock is placed None of these Used in the roof of the furnace Used for furnace insulation At the hearth bottom of the furnace on which stock is placed None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which property of refractories is the most important for top section of the blast furnace? Resistance to corrosion by slag Resistance to abrasion Stability of volume at high temperature Resistance to slag peneration Resistance to corrosion by slag Resistance to abrasion Stability of volume at high temperature Resistance to slag peneration ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cold crushing strength of refractories depends upon its Composition Texture Firing temperature All of these Composition Texture Firing temperature All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Rotary kilns meant for calcination of limestone are lined with chrome magnesite in __________ zone. Cooling Preheating All of these Burning Cooling Preheating All of these Burning ANSWER DOWNLOAD EXAMIANS APP
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