Refractory Technology High refractorinness of refractory bricks means, that it has a High resistance to fusion High spalling resistance Low porosity Low spalling resistance High resistance to fusion High spalling resistance Low porosity Low spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The main raw material for manufacture of silicon carbide refractories is Periclase Corrundum Carborundum Bauxite Periclase Corrundum Carborundum Bauxite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Skull is not formed on the carbon blocks in the hearth of a blast furnace, when it becomes cold, becaus of its High crushing strength High thermal conductivity None of these Non-wetting characteristic High crushing strength High thermal conductivity None of these Non-wetting characteristic ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness under loads (RUL) is quite close to the fusion temperature (PCE) for __________ bricks. Silica Dolomite Fireclay Very low alumina Silica Dolomite Fireclay Very low alumina ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Zirconia refractories are not used in Furnaces subjected to fluctuating temperature High frequency induction furnaces in the form of inductors Lining high temperature ceramic kilns Making sheaths for thermocouple Furnaces subjected to fluctuating temperature High frequency induction furnaces in the form of inductors Lining high temperature ceramic kilns Making sheaths for thermocouple ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity of fireclay refractories is __________ percent. 25-35 35-50 44129 43961 25-35 35-50 44129 43961 ANSWER DOWNLOAD EXAMIANS APP
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