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Which method is used if the upper surface of casting is required to be smooth?

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in Casting-Forming-Welding I by (687k points)
Which method is used if the upper surface of casting is required to be smooth?

(a) Open sand method molding

(b) Bedded-in method molding

(c) Turn-over method molding

(d) Dry sand molding

I got this question in an interview for internship.

My doubt stems from Methods of Green Sand Molding in chapter Mold and Mold Making of Casting-Forming-Welding I

1 Answer

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Best answer
The correct choice is (b) Bedded-in method molding

The best explanation: If the requirement of the casting is that, its upper surface should be smooth, bedded in the method should be used.

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