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Sharp corners in casting design may cause defects in the casting but it helps in strengthening of pattern material.

Sharp corners in casting design may cause defects in the casting but it helps in strengthening of pattern material. Correct Answer False

Sharp corners in casting design produce various defects in the castings and instead of strengthening, it makes the breaking of pattern material. Proper filleting reduces hot spots in the casting and eliminates defect from the casting. Fillets aid in the removal of the pattern from the mould and also strengthen the pattern.

Related Questions

Lack of filleting of sharp corners in the casting design can cause hot spots in the casting.
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A very large fillet in casting design also may cause shrinkage defects in the casting.
It is not necessary to avoid any sharp internal corners from casting design, as it causes very negligible problems.
Sharp corners in the casting design also produce the problem of sand inclusion in the castings.