I just use regular brush on lacquer.
http://m.homedepot.com/p/Minwax-1-qt-Satin-Clear-Brushing-Lacquer-15510/100552614/Seems to work fine for me.
Sent from my iPhone
On Sep 27, 2012, at 3:26 PM, "Jeff Heiss" <jeff.heiss@...> wrote:
> Is there an equivalent to conformal lacquer that can be purchased at the big
> box hardware stores?
>
> Jeff
>
> _____
>
> From: Homebrew_PCBs@yahoogroups.com [mailto:Homebrew_PCBs@yahoogroups.com]
> On Behalf Of Les Newell
> Sent: Thursday, September 27, 2012 12:39 PM
> To: Homebrew_PCBs@yahoogroups.com
> Subject: Re: [Homebrew_PCBs] Soldering Tricks for Milled Boards
>
> Another trick is to spray the board with conformal lacquer before
> soldering. Direct application of a soldering iron will burn through the
> lacquer allowing you to solder but accidentally brushing against a track
> won't. For surface mount components you will have to tin the pads to
> burn off the lacquer before mounting the components.
>
> Les
>
> On 27/09/2012 16:46, Bob Butcher wrote:
> > I normally tin all the exposed copper before soldering the components in
> place, just to prevent corrosion of the bare copper. I do get some solder
> bridges which are fairly easy to clean up with an exacto knife. I usually
> lightly sand the board to remove rough edges on the milled areas which helps
> the solder pull away from the isolation cuts. One way to avoid problems with
> bridges is to avoid narrow isolation cuts under components during layout of
> the board. It is fairly easy to fix bridges that are easily seen, but when
> under components they are very difficult to see or fix.
> >
> > Bob
> >
>
> [Non-text portions of this message have been removed]
>
>
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