Re: [CAD_CAM_EDM_DRO] which steppers to buy?

marble here wrote:

>
> Ok Group every one is saying to use at least a 200oz
> stepper .I called Smithy and asked then what they
> would suggest stepper s for the 17X20 3 in 1 they sell
> I was told that a 150 oz stepper and a 3:1 timing gear
> now I am confused is this rating they say too small I
> do have these stepper s now.

Isn't that the same as a 450 Oz stepper? If you gear the stepper
1, and the screw at 3, that multiplies things, torque-wise.
Maybe 1-1 ratio and a 200 oz stepper is all that is needed.

JerryK