Re: Cutting forces and Acetal nuts - Anyone?

I wrote:

*snip*

> I want to be able to cut wood, MDF, Delrin, perhaps make my own
> PCBs, and preferably also cut aluminium panels and the like.

*snip*

Anyone have any idea what kind of forces this kind of work will cause
at the lead screws?

*snip*

> What I am worried about, and have not been able to find much
> information about, is what kind of cutting forces that can be
> expected from the kind of work I want to do. This particular screw
> (or nut, actually) /that I'm about to buy/ has a "design load" of
> 175 lbs (or about 775 N if you prefer). Will this be enough, or am
> I going to destroy it milling aluminium?

Is anyone using Acetal anti-backlash nuts in a machine and doing
light aluminium milling with it? If so, what's the specifications on
the screw/nut?

> Thanks for your help
>
> // Arvid

// Arvid