Originally Posted by
ger21
There are way too many variables involved for anyone to properly tell you what steppers and drives to buy, without knowing all the details of your machine, and your performance goals.
Are you saying the gantry is 40lbs, including the spindle? That would be a pretty flimsy machine. How are you driving the gantry?
If you want the best breakout board for the UC300ETH, it's the UB1 from CNC Room. That's what I'm using.
I don't know anything about plasma, or it's requirements.