Homebrew PCBs

If you see solder paste under a microscope it a bunch of 
solder balls a few thousands of an inch in size. 
My guess for needing the refrigeration is to keep flux viscous enough
to keep the solder balls from settling and squeezing out the flux 
in between.

--- In Homebrew_PCBs@yahoogroups.com, Stefan Trethan
<stefan_trethan@g...> wrote:
> On Thu, 06 May 2004 01:30:48 -0000, Dave Mucha <dave_mucha@y...> 
> wrote:
> 
> > --- In Homebrew_PCBs@yahoogroups.com, Stefan Trethan
> > <stefan_trethan@g...> wrote:
> >> just got the ebay syringe of solder paste...
> >>
> >> looks ok so far but i have no idea whatsoever how anyone can
apply
> > it with
> >> the syringe,
> >> pressing the plunger by hand.
> >> Impossible if you ask me.
> >
> >
> > Since it is supposed to be refrigerated and has a short shelf
life,
> > it may have gotten warm, or it may be old.
> >
> > Doesn't mean you can't use it, just that it will not be as easy to
> > apply.
> >
> > Dave
> 
> 
> I'm not sure about the refigerator thing.
> In the school i used the pneumatic dispenser it was at room temp all
the 
> time.
> No problems whatsoever. I know there is "no refrigerator" paste but
i 
> don't think
> they bought it.
> 
> ST