Homebrew PCBs

Sorry for not being clear in my first post.
I am actually planning on using a separate spindle (a dremel like 
device) attached to the Taig. It will do up to 30,000 RPM.

Thanks,
Arnie

--- In Homebrew_PCBs@yahoogroups.com, "crankorgan" <john@k...> wrote:
> Arnie,
>       The spindle speed on the Taig is toooo slow. You need 16,000 
> rpms to mill circuit boards at 6" per minute using a two fluted 
> mechanical etching bit. What is your top speed  10,000 ?
>                                            John 
> 
> 
> 
> 
> --- In Homebrew_PCBs@yahoogroups.com, "acfrankenberger" 
> <acfrankenberger@y...> wrote:
> > I have a Taig mill I was hoping to use to mill out (trace 
> isolation) 
> > and drill some circuit boards. Would phenolic based boards make 
the 
> > milling process less demanding on the tool bits?  Could I avoid 
> dust 
> > collection?
> > 
> > Does anyone have a source for phenolic copper clad boards?
> > 
> > Thank you,
> > Arnie