Re: mill drill conversion

>
> I will be replacing the ACME screw with ball screws .2 lead. I
> would really like to be able to cut wood and plastic at 60ipm max
> and rapid around 100ipm. I would also like to cut Aluminum and

Steel

> (much slower). I currently have 3 servo motors peek torque of
> 430oz_in 1700rpm I am using Gecko G320 drives. I am tempted to

sell

> my motors for 600oz_in motors 900rpm found on Camtronics web site.
> I need some advice form someone who has practical experience.
> Thanks for the help. I am in need of it.

Dose not seam like a good trade to me.
You could simply acount for more torque
by modefication of your ratios.
430oz/in with 2:1 ratio would give you
860oz/in and a top of 850rpm.
Seams close enough.