On 26/11/2010 09:43, liquias wrote:
> Hi,
> has anyone ever heard of this "Liquid Tin" by m.g. chemicals ?
> this material is supposed to plate the PCB after the etch process, and passivate the copper.
> I never seen this stuff sold anywhere, and I can't get it since I live in Israel.
>
> first, a link to see it with your own eyes:
> http://www.youtube.com/watch?v=3aEwTRMEkOM
> look at around 3:30 minutes...
>
> second, does anyone know how to home-brew this material ? Is it dangerous to use ?
>
> third, does any of you use any other process to passivate the copper after etching ?
I've got a bottle of the tin plating compound on this web page:
http://www.megauk.com/pcb_chemicals.phpbut haven't tried it.
Leon
--
Leon Heller
G1HSM