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High amount of tapering allowance is required when molding machines are used.

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in Casting-Forming-Welding I by (687k points)
High amount of tapering allowance is required when molding machines are used.

(a) True

(b) False

This question was posed to me during an interview.

This key question is from Molding Machines topic in chapter Foundry Mechanizations of Casting-Forming-Welding I

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Right choice is (b) False

Explanation: In other types of castings, a tapering allowance of at least 3^o to 10^o is required to be given. But, when the entire process gets mechanized, the tapering allowance can be reduced, and much allowance is not required.

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