gasless wire, no contest.
Arc is much cheaper but takes more skill to use, and
creates lots of cleanup work. Well suited to large quantities of
Oxyacetylene isnt as easy, has various issues to do with safety,
and buying the gas is a pain
On Fri, 02 Nov 2007 14:46:49 -0700, leedsbob
Only because you restricted the choice, I'd advise coogar and mig for
a beginner to learn with and CO2 and mig if you just want something
available for occasional use, avoiding the costs of bottle rental.
Search the archives of this ng.
Read the excellent, albeit largely American, sci.engr.joining.welding
There's little to choose in skill between MIG, gasless wire-feed or
manual stick. That's just not why you choose.
Stick's for thick stuff, it's no use for thin stuff. That's your lot. If
you need it, then use it (and spend more time learning it than for MIG)
MIG's great for thin stuff, not as quick for thick. Easy to learn (if
you do it right, you do need to read up a bit)
I prefer gas MIG, but then that's with a 500 quid machine and a rented
cylinder of real shield gas. Pub CO2 is worthless. Gasless is a lot
better at a comparable price (bottle rental is steep), but the trouble
with low-end welders (