+1 vote
in Foundry and Forging by (110k points)
The rate at which the casting is removed from the green sand mould is __________

(a) Immediately

(b) Min 2-3 hours later

(c) More than 6 hours

(d) Around 2 days

I got this question during a job interview.

Origin of the question is Types of Sand Moulds topic in chapter Pattern Materials & Moulding Sand Tests of Foundry and Forging

1 Answer

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Best answer
Right answer is (a) Immediately

Best explanation: In a green sand mould, metal is poured immediately and the casting taken out. These are most commonly used and are adapted for rapid production, where the molding flasks are released quickly.

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