Refractory Technology Slide gates in teeming laddie used for steel pouring in ingot moulds is lined with __________ bricks. Fireclay Silica Bakelite impregnated or fused periclase Semi-silica Fireclay Silica Bakelite impregnated or fused periclase Semi-silica ANSWER DOWNLOAD EXAMIANS APP
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 An indication of degree of firing in silica brick is its Fusion point Specific gravity RUL None of these Fusion point Specific gravity RUL None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Lower wall courses of soaking pits are made of __________ bricks to avoid the action of molten slag & scale. Chrome or magnesite Lowduty fireclay Silica Silicon carbide Chrome or magnesite Lowduty fireclay Silica Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chemically, mullite refractories is 3Al2O₃.2SiO₂ ZrSO₄ ThO₂ Al2O₃ 3Al2O₃.2SiO₂ ZrSO₄ ThO₂ Al2O₃ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cold crushing strength of refractories depends upon its All of these Texture Composition Firing temperature All of these Texture Composition Firing temperature ANSWER DOWNLOAD EXAMIANS APP
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