Engineering :: Production Engineering

@ : Home > Mechanical Engineering > Production Engineering

Crossing in foundry practice is

[A].	The process of formation of oxides on the surface of the molten metal	[B].	The process of addition of chemicals to the molten metal to improve its fluidity
[C].	A means for checking the strength of cores	[D].	The process of forcing metal uniformly into the mould
[E].	A defect in casting that can be removed by heating in a furnace and cooling at show rate.

Answer: Option A