What area used at base of sprue to avoid aspiration
The flow rate of liquid metal into the downsprue of a mold = 1 L/s. The cross-sectional area at the top of the sprue = 800 mm2, and its length = 175 mm. what area should be used at the base of sprue to avoid aspiration of the molten metal?
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If the temperature of the balls drops to 850 C prior to quenching, determine the rate of heat transfer from the balls to the air.
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The cross-sectional area at the top of the sprue = 800 mm2, and its length = 175 mm. What area should be used at the base of sprue to avoid aspiration of the molten metal?
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From past studies the publisher assumes the standard deviation is 2.5 minutes and that the population of times is normally distributed.
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