[sdiy] Solder corrosion - what is it? [hijack]

Mattsson Per per.mattsson at miun.se
Fri Nov 4 17:57:36 CET 2016


It behaves like a small piece of sandpaper "on a stick". Very useful for all kinds of cleaning work. 

Buy more than one, it wears out quickly. 




//Per


Skickat från min iPhone

> 4 nov. 2016 kl. 17:49 skrev MTG <grant at musictechnologiesgroup.com>:
> 
> 
>> On 11/4/2016 3:39 AM, Steve Lenham wrote:
>> 
>> Neither water nor IPA dissolve the corrosion significantly. The only way
>> to get back to a shiny tinned surface is with slight abrasion e.g. a
>> fibreglass pencil, etc.
> 
> I've never ever heard of a fibreglass pencil before, but it looks interesting. Is this helpful in removing soldermask? I have some instances where I have to clear the solder mask off of a ground fill or whatever to add a wire and a Xacto knife is not really helping much.
> 
> GB
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