[Noisebridge-discuss] soldering copper sheet metal
jim at well.com
Mon Oct 26 01:22:31 UTC 2015
Thank you! I'm gonna get some of each
On 10/25/2015 11:58 PM, Cere Mona Davis wrote:
> There is a special kind of flux for solding to copper. . Seen it at
> ace hardware. Alternately, you can possibly try borax with a little
> On Oct 25, 2015 4:37 PM, "jim" <jim at well.com <mailto:jim at well.com>> wrote:
> I've soldered electronics and plumbing and
> am stuck trying to solder copper sheet metal.
> I've used a soldering iron and a propane torch.
> I've used alcohol, acetone, and paint thinner
> to clean the copper as well as fine and coarse
> sandpaper to clean the surfaces. I'm using
> electronic flux (haven't yet tried plumbing
> The soldering is not working: solder does
> not flow or adhere to the copper, and there's
> a brown residue that appears after heating.
> Using a torch for forty or fifty seconds
> results in flame that does not immediately
> Anybody got tips?
> Noisebridge-discuss mailing list
> Noisebridge-discuss at lists.noisebridge.net
> <mailto:Noisebridge-discuss at lists.noisebridge.net>
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