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FURNACE TECHNOLOGY QUIZ

Thermal efficiency of blast furnace stoves used for heating blast (air) may be about __________ percent.

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In reverberatory furnace, charge is heated mainly by

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Ingress of cold air in the furnaces through cracks, charging doors, openings etc.

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__________ furnace is not an electric furnace.

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Size of the combustion chamber of a furnace depends upon the

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Shaft furnaces are used for

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Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by

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The purpose of controlling the furnace atmosphere is to prevent surface attack by

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Hearth furnaces are not used for

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Which of the following variables does not affect the furnace capacity?

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