Fot what you want to do, forget the heat transfer method although if
you read www.pulsar.gs guy he claims miracles like a southern
preacher. Give it a shot and let us know. Mike
--- In Homebrew_PCBs@yahoogroups.com, Alan King <alan@n...> wrote:
> Dave Mucha wrote:
>
> > Another option is to google a little more. I read a how-to on
> > taking a standard high watt iron, adding some small copper pipe
and a
> > small fish pump to make your hot blow gun.
> >
> > IIRC, he used steel wool to hold the copper away from the iron
and
> > that acted to help pick up the heat.
> >
>
>
> I think the main goal for the wool was to transfer heat and to
block most of
> the airflow so it wouldn't cool the iron too much or blow parts
from the board,
> most aquarium air pumps have a pretty good output. Have to agree
that design
> looked very servicable and cheap, haven't built it myself since I
use other
> means, but have an old desolderer and air pump on hand and keep the
idea in mind
> if there is ever a need. With good solder paste and technique it
might do well
> for SM without the retouch step of solder and remove method, and
not require
> firing up an oven for just the now and then SM part.
>
> Alan