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  1. hemi43

    Tungsten question !!

    I know that for welding steel, I am supposed to use 2% thoriated tungsten,(red band), and for welding aluminum, I'm supposed to use pure tungsten(green band). I use 2% thoriated for all my welding, and get excellent results. I have tried pure tungsten on aluminum, but I find no difference. I...
  2. hemi43

    Advantage of gas welding aluminum, over tig welding.

    I'm a tool&die maker with a home workshop near Toronto. I have been fabricating items for many years, but have found that I am getting more and more into custom motorcycles. I have a tig welder, (Hobart tig wave 250)and can lay a pretty nice bead on aluminum. I was watching a show on TV about a...

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