Quote Originally Posted by Walterronny View Post
About welded iron you means the "yellow" parts? or what exactly do you means?
Apologies for that, I have a touch of insomnia, really should not do forums at 3am. If you are using aluminium and gusset plates, nil problemo, it is adjustable.

There's lots of good info on plasma over on cnczone but the Americans do seem to follow a formula which may or may not be optimum. If you don't use a Hypertherm they look on it as a cure for all your ills.

I'm currently tryng to make a lightweight plasma Z axis by 3D printing. The American method to get pierce and cut heights is by sensor and stepper motor, but that leaves you with a stepper interface to do THC which is an analogue thing I suspect may be better handled by a DC motor. I could be completely wrong, won't know until I try it.