Homebrew PCBs

----- Original Message ----- 
From: "multidigital15" <jboavida@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Friday, November 20, 2009 9:42 AM
Subject: [Homebrew_PCBs] Coating: Acrylic or Silicone based?


> Hi,
>
> I have some PCB's in a place with a lot of moisture (basically the system 
> is on the top of a small moutain around 1000 meters above sea level).
>
> Normally I use Kontak Chemie's Plastik 70 to protect my PCB's, but in this 
> case it does not work. Yesterday in a preventive maintenance I had found 
> that the PCB tracks are almost gone with corrosion.
>
> I need advice how to protect the PCB's in this environment. I had see that 
> acrylic and silicone based coating products exist on the market. I guess 
> silicone based are better for  this applications, but I'm not sure. Can 
> anyone advise some produts to better solve this problem?

Conformal coating?

Leon