Swell is a defect in castings due to – McqOptions

MCQOPTIONS

1.	Swell is a defect in castings due to
A.	Enlargement of the mould cavity by metal pressure causing partial or overall enlargement of the casting
B.	Working on cooling
C.	Moisture in moulding sand
D.	Thin projection of casting due to gap between flasks
E.	Mis-mathcing of mould at the parting line
Answer» B.

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