Refractory Technology Mixing of ground refractory material and water is done in a __________ mill. Pug Rod Tube Ball Pug Rod Tube Ball 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 Pure bauxite is the best raw material for the manufacture of high alumina refractories, in which maximum alumina content can be as high as __________ percent. 55 90 80 70 55 90 80 70 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silliminite (Al2O₃.SiO₂) refractory, which is a neutral refractory, is not used in Crucibles Glass melting furnace Gas retorts Pottery furnace Crucibles Glass melting furnace Gas retorts Pottery furnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Rate of slag attack on refractories increases with rise in temperature due to the Increased thermal conductivity of brick None of these Oxidising condition in the furnace Decreased viscosity of slag Increased thermal conductivity of brick None of these Oxidising condition in the furnace Decreased viscosity of slag ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Dilatometer is used for the determination of __________ of refractories. RUL Permanent linear change Modulus of rupture Resistance to CO attack RUL Permanent linear change Modulus of rupture Resistance to CO attack ANSWER DOWNLOAD EXAMIANS APP
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