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Homebrew PCBs

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Re: Silk Screen Printing overlays

2005-09-23 by Bob_xyz

Adam - What emulsion did you try and what was your etchant? I seem 
to recall a discussion on this topic recently but I'm not sure any 
conclusions came of it.

Ron - Thanks for all the info on screening.


Regards, Bob


--- In Homebrew_PCBs@yahoogroups.com, Adam Seychell 
<a_seychell@y...> wrote:
> Thanks Ron the informative reply.
> 
> Silkscreening a one off PCB is like I figured, lots of messing 
around. I 
> suspect it would add another hour to two of labor.
> 
> I bought some silkscreen emulsion once, in a futile attempt to use 
it as 
> a liquid photoresist for etching PCBs. First, I could not get thin 
even 
> coatings, and 2nd the cured emulsion is not resistant to etchants 
> (swells and lifts of copper). Just letting others no it ain't work.
> 
> Adam
>

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