Homebrew PCBs

What kind of flux are you using that you have to "scrub off"? I use water soluable. Rinse off with hot water.

--- In Homebrew_PCBs@yahoogroups.com, "Dave" <wa4qal@...> wrote:
>
> --- In Homebrew_PCBs@yahoogroups.com, "hal91k" <chemistrypaul@> wrote:
> >
> > Well, true. But I believe you get a thinner, more consistent finish with this stuff. Here's a photo of the board I did.
> > 
> > http://img511.imageshack.us/img511/2299/pcb006.jpg
> > 
> 
> You definitely get a better plating by using a electroless Tin 
> plating.  Using solder and an iron produces a bit of waviness or 
> bumpy surface (not to mention the flux which needs to be scrubbed
> off).  The elctroless Tin plating results in a very smooth layer.
> 
> I used to have the recipe for a wonderful electroless Tin plating 
> solution based on Stannous Chloride, Sodium Chloride, and Sodium
> Cyanide.  Now that I'm older and wiser (and still alive), I no longer
> use that particular material.
> 
> Dave
>