Re: [CAD_CAM_EDM_DRO] Re:Re: I'm impressed. Anyone want to write the G-Code for this?

Yep....they use a curved profile end mill specifically made to cut a 4.25"
radius...just like you mentioned below. In fact I could make the part (as
it appears to me) without using CNC at all right on my bridgeport. I vote
for the mill :)

Smoke

> Huh? Bowling alleys???
>
> Use an end mill with a curved profile, less than 10 lines of code.
> (housekeeping, plus 5 circular pocketing cycles) Or, a few more
> lines of code and develop the curved inner wall with a conventional
> center cutting end mill.
>
> Or a lathe with boring bar only, still about 10 lines of code.
>
> I vote for the lathe method.
>
> Doug
>