Which of the statements below about post casting machining is NOT correct.

Question

Answer

Machining is needed to ensure a smooth surface and precision in location.

Answer

In regions needs post machining, additional material needs to be added during the casting process by enlarging the pattern.

Answer

Machining should be kept to a minimal to save cost.

Answer

Cores can be used to reduce the amount of material removed during machining, saving on machining cost and material usage.

Answer

Post machining can normally resolve most issues with casting including voids, inclusion, shrinkage and porosity.

Answer

Casting usually leaves a slightly rough surface. For regions that do not interact with other parts, machining is not required.

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