Lack of filleting of sharp corners in the casting design can cause hot – McqOptions

MCQOPTIONS

1.	Lack of filleting of sharp corners in the casting design can cause hot spots in the casting.
A.	True
B.	False
Answer» B. False

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Sharp internal corner of the casting also causes the misrun defect in the casting.
A very large fillet in casting design also may cause shrinkage defects in the casting.
In pattern fillets, the size of a fillet is usually determined by its width.
In casting design, concave junctions are generally added to avoid the effect of sharp corners in the casting.
IN_PATTERN_FILLETS,_THE_SIZE_OF_A_FILLET_IS_USUALLY_DETERMINED_BY_ITS_WIDTH.?$
Sharp internal corner of the casting also causes the misrun defect in the casting.$
A_very_large_fillet_in_casting_design_also_may_cause_shrinkage_defects_in_the_casting.$
To avoid sharp external corners in casting design, rounding of external edges is done in pattern making that termed as radii.
In casting design, concave junctions are generally added to avoid the effect of sharp corners in the casting?
In horizontally parted moulds, a draft is required for vertical as well as for horizontal surfaces of a pattern.