[TheForge] MIG Welding question

Mon Jul 22 10:15:01 2002

You can try thinner wire if you arent already using thin stuff, you can get
small spools if you dont need a lot.

----- Original Message -----
From: "Jeremy Seip" <[email protected]>
To: <[email protected]>
Sent: 22 July, 2002 3:12 PM
Subject: [TheForge] MIG Welding question

> Not quite a blacksmithing project, but if I do a good job here my new wife
> is more likely to let me set up a full shop. :-)
> I'm fabricating a large trellis for a climbing vine, the plan calls for a
> frame of 3/4" square tubing lined every 4 inches by a 3/8" ring of  wire
> (about clothes-hanger wire thickness).   Eventually a mesh will be wroven
> across the trellis through these rings to form the actual climbing
> surface.The only welder I have access to is a Lincon MIGPack 100.
> Bad ascii art:
>             o                  o              o               o
Rings
>        =================================  Tubing
> The problem is while I've taken classes on oxy-acetylene and stick
welding,
> I'm a newbi with MIG, and I'm destroying about every 5th ring by burning a
> big part of it away.  So far I've played with the wire feed speed and the
> amperage (currently amperage "C" and feed speed of 3 for those who know
> this welder) but I'm still having problems with the relationship between
> these two.  A second issue is how best to lay the bead. I'm working on a
> spot-like weld, starting the bead a little bit away from the ring and then
> moving the puddle against the ring and hopefully fusing everything
together
> before the ring melts.
>
> On the plus side I was able to justify getting a Dewalt Angle grinder to
> grind off the bumps.
>
> Anyway, any advice other than "It can't be done like that, what were you
> thinking?" would be greatly appreciated.
> Thanks!
>          Jeremy
>
> --
> Jeremy Seip
> [email protected]
> http://www.home.earthlink.net/~jseip
>
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