Homebrew PCBs

Thank you both. So, in short, a lot of trying and trying.
OK, will do (what else can i do...)
:-)


--- In Homebrew_PCBs@yahoogroups.com, "Stefan Trethan" 
<stefan_trethan@...> wrote:
>
> On Mon, 13 Feb 2006 21:28:46 +0100, protonceksleeperman  
> <protoncek@...> wrote:
> 
> >  just read elsewhere that someone has poor results with some 
type of
> >
> > cleaning pads...so i start to wonder if that is my case - 
namely, i
> >
> > currently use cork and ajax powder cleaner to polish the board.
> >
> > Visible board is perfect, but who really knows. So, i'll get some
> >
> > steel wool tomorrow and try with it. I wonder, what do you use? 
and
> >
> > is there any other thing necesarry after steel wool?
> >
> > Thanks!
> 
> 
> I use 1000 grit paper or those plastic felt pads for cleaning 
copper  
> tubing before soldering. If you get the pads watch out not to buy 
the very  
> course variety they make ugly deep scratches. The pads are 
reuseable, from  
> the paper i just rip off a piece maybe an inch square, it clogs up 
fast  
> with the copper so not really good for more than one board.
> 
> Steel wool can embed small iron particles in the copper, if this 
is a  
> problem i'll let you be the judge of.
> 
> After the sanding (just enough to get sanding marks on the whole 
surface)  
> i wipe with alcohol.
> 
> This is a dry / no water process, which is why i like it. It makes 
little  
> mess, only the minimal copper sanding dust.
> 
> ST
>