Hey, there's a good reason to get that cheap one from harbor freight!

-Adam

On 6/11/08, Artie Jones <ttrraabbeemm@gmail.com> wrote:
> Yes, this is correct, old paste looks good, but it doesn't work well,
> as noted below.
>
> My first experience with solder paste was using a 'sample' from EFD.
> They give you an enormous tube of it-way more than any 'normal'
> non-industrial user needs for a year or more. When it begins to show
> signs of not working well, fill the ultrasonic bath with tap water,
> and drop the syringe in-needle and all. I used that sample from EFD
> for 8 years, with no special treatment other than the ultrasonic bath
> from time to time.
>
> As far as I know, EFD still offers teh same enormous sized 'sample'
> for free, although I haven't re-ordered yet.
>
> Enjoy.
>
> Art
>
> >> Basically, the stuff comes from the tube as
> >> thousands of tiny little balls.
> > ...
> >
> > This happened to me too (I could see the little balls using a 20x jewellery
> > loupe), however, I knew the paste was relatively old. When it was new it
> > made a perfect job though, so your paste might has just gone or the quality
> > might not so good. I've read somewhere that it is possible to "renew" solder
> > paste using an ultrasonic cleaner, so they put the synergy in it (without
> > water) and then the ultrasonic sound mixes up the paste - not sure if I
> > remember well the method and never even tried, however,  may worth to try it
> > out once.
> >
> > Tamas
> >
> >
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