Re: [CAD_CAM_EDM_DRO] Re: how the heck to peck

If you'll slow the RPM down, you won't need to worry about the PVC melting.
I have that problem with wax on my ROLAND machine and haven't found a good
way to alter the spindle speed (it's fixed and not adjustable thru software.

Smoke

> In PVC, the drills bind if the material gets hot and there is heck to
> pay with a stuck drill. in aluminum, the chips mess with the lip of
> the hole. In aluminum the peck is to keep the entrance hole sharp,a
> nd in PVC it is to keep the bit cool enough to eleminate melting.
>
> Since I am using a PC to move the parts, I can control the motor
> actions.
>