Re: newbie Question

--- In CAD_CAM_EDM_DRO@y..., Jon Elson <elson@p...> wrote:

> Ken Retallick wrote:
>
> > Hello John,
> >
> > The motor is 2 Hp, belt driven with 9 speeds from 220 - 2400.

this may

> > change once i take delivery of the mill, i have a friend who is

going to

> > make a VSD for the motor.
> > Mostly to be used for aluminium but very occasionally steels and

titanium.

> > only small pieces tho. Not sure on the resolution of the scales

as i havent

> > taken delivery as yet.
> > Max size fo cnc work would be a 10mm end mill.
>
> OK, that gives me some idea of the linear force that would need to

be delivered

> against the tool. If you run carbide tools at their rated speeds

in aluminum, you

> might need some pretty fast feed rates, though, to keep good

surface finish and

> prevent the aluminum from metling onto the tool.
>
> Jon

Using Carbide at 20 ipm in aluminum you should be ok.

Mark