Posted by Jerry in Idaho [64.139.238.43] on Thursday, December 03, 2009 at 02:18:14 :
In Reply to: Re: aluminum welding with spool gun posted by david [76.103.64.254] on Thursday, December 03, 2009 at 00:38:57 :
That is correct. 100% Argon is needed with the spool gun.