![]() ![]() Fit up has to be perfect with them ,no filling holes easily and they are expensive and not well suited for amature autowork. They are usually used for welding aluminum. Ok guys bear with me, what is tig welding? Is it like stick welding? I've heard of using copper, but how would I do that? Is it just putting a copper sheet behind where I'm putting the weld? I'm just doing tack welds, no beads for fear of warping the thin patches.Ī TIG welder is like a gas welder but it has a arc instead of a flame. :lol:įor a introductory welder I would look into a Klutch or a Alpha. If you reverse the polarity with it ,it will cool it way down but it causes a massive amount of spatter that you will have to clean up with a grinder. It's like TIG welding with out using filler rod. Also you can't weld "by" the amount of weld deposit. You will have to manually pulse weld or attach a heat sink to it like a thick piece of metal behind it or copper. This is what you want for thin materials and low amp welding. Save this machine for slightly heavier tasks and try and get yourself a TIG welding unit. If I weld anything thinner than around 16 gauge it burns through :roll: Its bad. Has anyone used this? I'm looking for tips on how to not burn through on everything. I've been using this welder for a few months, and it's pretty bad. View original topic: Harbor Freight 90 Amp Welder ![]() :: View topic - Harbor Freight 90 Amp Welder Forumsįorum Index -> Body/Paint -> Harbor Freight 90 Amp Welder ![]()
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