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Old 15th August 2017, 04:09 PM  
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Rod Brace
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United States
Join Date: Sep 2014
Location: Indianola Iowa
GT40: McLaren replica
Posts: 276
Re: Stainless mig welding a custom exhaust system

You can mix up some solar B flux with rubbing alcohol and put on the back side of your welds and it works like purge gas it is good for things you would have to build a box around to fill with purge gas. But for tubing it is easy to purge
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