You can produce a parking token by two alternative methods F

You can produce a parking token by two alternative methods.

First, cut a 3/8 inch diameter billet to a length of 3/8 of an inch, and then closed-die forge it to the final size and shape (1\" diameter). Second, you could start with a sheet of material, and stamp it to the final diameter and coin it to the final embossed shape.

Compare the energy needed and waste produced by the two methods.

Solution

The first method is precise with accuracy less energy needed as well as less waste product produced .

The second method is quite accurate but not precise.