There are many production processes moreover a part or a component can be manufactured by two or more processes. The process engineer should select a process that will be most suitable and economical for the purpose.
The process selected must be an economical balance of materials manpower product design tooling and equipment plant space and many other factors influencing cost and practicability. While selecting the process it is important to keep in mind the end result. The end result in this case. Is to produce a product that will be a acceptable to the customer functionally, economically and appearance wise.