[TheForge] > 1. Re: Which is the better Mig. Miller or Hobart. Does Tig beat em all? (Ries Niemi)

Tue Nov 18 22:44:01 2003

Tom, Can one do spray arc with a regular 250 mig machine?
What do you have to do to create spray arc as compaired to
normal mig bead?
dave m

----- Original Message ----- 
From: "Thomas A. Troszak" <[email protected]>
To: <[email protected]>
Sent: Tuesday, November 18, 2003 8:25 PM
Subject: [TheForge] > 1. Re: Which is the better Mig. Miller or Hobart. Does
Tig beat em all? (Ries Niemi)

> > I tend to use my mig welder for quick and dirty projects, like a jig or
> > a fixture, or for big jobs that dont need to be real pretty- steel
> > racks, shop carts, square tubing fences and the like. Even when you get
> > em dialed in just right, there is a fair amount of spatter, which you
> > have to chisel, wire brush, or grind off to get a good looking joint.
> > But they are easy to learn, immediate to use, and awful handy. (Ries
Niemi)
>
> Dear Ries,
>
> Are you familiar with the spray arc (mig) technique? I thought migs were
> just for kids 'till the welding engineer at Volvo turned me on to IT
(spray
> transfer). Now I can't ever go back to short arc (involuntary shudder).
>
> You can weld a single pass, 3/4" wide, 1/2" DEEP, flat as a flitter, no
> undercut, and NO SPLATTER with .045 wire on a common 250 amp mig machine
> (any brand). Use 90/10 , or tri-mix gas.
>
> Now, I can't stand to weld with 75/25... yuck.
>
> Tom Troszak
>
>
>
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