[Mgs] soldering corroded copper

[Pete Chast]

Any Plumbing outlet has liquid flux.
Works well....




On Mon, 03 Sep 2012 09:42:27 -0400, Chad <mgb72 at airmail.net> wrote:

> Get some Flux, it will eat the corrosion and allow the solder to bond.  
> It's
> a paste when you heat up the area with soldering iron it will clean the
> connection.
>
> Chad Cooper
> '72 B Roadster
>
> -----Original Message-----
> From: mgs-bounces at autox.team.net [mailto:mgs-bounces at autox.team.net] On
> Behalf Of Rick Lindsay
> Sent: Monday, September 03, 2012 6:42 AM
> To: mgs at autox.team.net
> Subject: [Mgs] soldering corroded copper
>
> Hello Friends,
>
> Generic question for the metallurgy gifted:  What chemical do you  
> recommend
> for cleaning away copper corrosion so I can solder electrical  
> connections?
>
> Background: My '69 Silver Shadow was a techno-marvel for its day.  The
> entire fuse, relay and circuit breaker panel is a tough, thick, glass  
> fiber
> printed circuit board.  The connectors and fuse holders are clamped to  
> the
> board/lands
> with copper rivets.   Today, 43 years later, the copper of the lands,  
> fuse
> holders and rivets has a nice non-conductive patina causing intermittent
> open circuits.  I want to solder all the crimped bits together but need  
> to
> remove the oxide first.  Thus the question.
>
> Yes, the topic car is OT but the issue of corroded electrical connections
> plagues us all.  Ergo, I query the collective wizardry of the forum.
>
> Thanks and best regards,
>
> -rick
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