Refractory Technology With increasing alumina content, the fusion point of high alumina refractories May increase or decrease ; depends on its alumina content Increases Remains constant Decreases May increase or decrease ; depends on its alumina content Increases Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Highest melting (m.p = 3070°C) oxide refractory is Thoria Zirconia Alumina Magnesia Thoria Zirconia Alumina Magnesia 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 Oxidising Neither A nor B Either A or B Neutral Oxidising Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chrome magnesite brick is not used for lining the Bottom hearth of reheating furnace Burning zone of limestone rotary kilns Coke oven regenerator Hearth of soaking pits Bottom hearth of reheating furnace Burning zone of limestone rotary kilns Coke oven regenerator Hearth of soaking pits ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Machine moulding of dry mixture of refractories requires a pressure of the order of __________ kg/cm². 10 100 500 1000 10 100 500 1000 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ is the measure of the strength of refractory under the combined effect of temperature & load. Thermal conductivity Porosity RUL Specific gravity Thermal conductivity Porosity RUL Specific gravity ANSWER DOWNLOAD EXAMIANS APP
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