Officer Production Question:

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Tell me what is the need of riser in moulding?

Officer Production Interview Question
Officer Production Interview Question

Answer:

Explained riser as a checking process to confirm the molten metal has filled the cavity or not.but interviewer didnot agree indicating me for any other reason.closed my eye and took 5 sec and explained.

riser works as a backup reservior of molten metal when the cavity metal volume shrinks due to solidification.

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