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Using which process piston pin bearing is manufactured?

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in Automotive Engine Design by (137k points)
Using which process piston pin bearing is manufactured?

(a) Forming

(b) Forging

(c) Casting

(d) Machining

The question was posed to me in an internship interview.

This intriguing question originated from IC Engine topic in division Design of IC Engine Components of Automotive Engine Design

1 Answer

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Best answer
The correct option is (c) Casting

The best I can explain: It is a solid one-piece bush, made by casting and then finished by grinding and reaming operations. Grinding is done to reduce the friction and gives a shiny surface. Hence, casting is the right answer.

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