Re: Chemical tinning of PCB´s

[Theo]

From: danial stocks <diode at hotmail.com>

> one thing I've noticed is that tinned boards that have been stored a while
> can actually be more trouble.. while a copper oxidises more quickly, an
> oxidized tinned board is a *bastard* to get the flux to clean through..
> Cheers,
> Dan

Yes that's true, even after only a view hours soldering can become a
problem.
I spray the pcb with SK10 flux from kontakt chemie directly after the tin
bath.
Cheers,
Theo