Refractory Technology Chrome magnesite is not used in the All of these Aluminium melting furnaces Inner lining of L.D. converter Wear out lining of steel melting furnaces All of these Aluminium melting furnaces Inner lining of L.D. converter Wear out lining of steel melting furnaces ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not a high alumina refractory material? Periclase Kyanite Sillimanite Diaspore Periclase Kyanite Sillimanite Diaspore ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology PCE value (Segar cone) of superduty refractories is more than 33, which is equivalent to a temperature of __________ °C. 1630 1730 1670 1520 1630 1730 1670 1520 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Furnace atmosphere for softening temperature determination of refractories (in which segar cones are placed) should be Neither A nor B Oxidising Either A or B Neutral Neither A nor B Oxidising Either A or B Neutral ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is the stable form of silica upto 1470°C ? None of these Cristobalite Tridymite Quartz None of these Cristobalite Tridymite Quartz ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Addition of zircon to silica refractory brick improves its Neither A nor B Crushing strength Neither A nor B Resistance to slag attack Neither A nor B Crushing strength Neither A nor B Resistance to slag attack ANSWER DOWNLOAD EXAMIANS APP
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