Refractory Technology The main raw material for manufacture of silicon carbide refractories is Periclase Carborundum Corrundum Bauxite Periclase Carborundum Corrundum Bauxite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite refractories have low resistance to Attack by basic slag Disintegration on sudden change of temperature Abrasion Both B and C Attack by basic slag Disintegration on sudden change of temperature Abrasion Both B and C ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chemically, mullite refractories is ZrSO₄ 3Al2O₃.2SiO₂ Al2O₃ ThO₂ ZrSO₄ 3Al2O₃.2SiO₂ Al2O₃ ThO₂ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Furnace atmosphere for softening temperature determination of refractories (in which segar cones are placed) should be Either A or B Neutral Neither A nor B Oxidising Either A or B Neutral Neither A nor B Oxidising ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Sillimanite is a __________ refractory. High alumina Basic Neutral Insulating High alumina Basic Neutral Insulating ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Hot blast main (carrying air at 1000°C) in blast furnace are lined with __________ bricks. Silica Fireclay Zirconia Magnesite Silica Fireclay Zirconia Magnesite ANSWER DOWNLOAD EXAMIANS APP