At 05:37 AM 1/6/03 -0500, you wrote:
>I have also specified that the guys that weld for me use a helium/argon mix as
>well the helium will make the same amps 'hotter' so you can move a little
>quicker or so i am told from them. All i know is i can tell by looking at the
>weld if they used straight argon or a mix with helium. The weld is profoundly
>better looking even on new aluminum. It may be structurally the same i am not
>sure on that one, but in business you have to sell appearance as well.
>Dave
Damn,, your right,, I had forgotten the Helium, see what retirement
does to you... :-)
Helium-argon mix or if your very very steady, straight helium.
makes for much more heat into the weld, very unstable arc, but very hot..
not for thin metal. but for thicker stuff.
thanks Dave...
John
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