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Refractory Technology
Refractory bricks having lower porosity have
high insulating properties
low heat capacity
low thermal conductivity
greater strength
Correct Answer:
greater strength
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Refractory Technology
Refractoriness under loads (RUL) is quite close to the fusion temperature (PCE) for __________ bricks.
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Rotary kilns meant for calcination of limestone are lined with chrome magnesite in __________ zone.
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Hot blast main (carrying air at 1000°C) in blast furnace are lined with __________ bricks.
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Pick out the wrong statement.
Dolomite bricks have good resistance to attack by
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Silica bricks are never used for lining the
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