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Most industrial servo driven routers use 25-32mm pitch screws, which virtually eliminates whipping. With steppers, you don't want to go that high because you lose resolution, but with 10,000...

Ok the bottom line is that large steppers need Mains voltage Drives to get any speed from them. Like Ger says 110v will only get you limited speed.

If using R&P then you 100% will need Servos...

Is this what you have?
http://www.ebay.com/itm/3-Axis-CNC-Kit-1841oz-in-Nema-34-Stepper-Motor-MA860H-Driver-CNC-Plasma-Mill-/231424600113

If so, you're better off re-selling them and taking a...

Hi Scott,

I wrote that spreadsheet some time ago to compare simple shapes. For the numbers you have entered it looks like it is giving the correct answers.

Things to note:
It assumes...

Very ambitious for a first build.

Some thoughts:

-the gantry legs dont seem adequate for the rest of the parts you will use on your machine

-the A may work for foam but i dont see it...