Re: New still testing
- Thanks Nanosleep!
--- In firstname.lastname@example.org, "nanosleep" <nanosleep@y...>
> A water-only run will always be hotter than a run withtall.
> alcohol. I distill my own water for cutting the alcohol
> down to drinkable levels. With the same setup, I can
> hold my hand under the alcohol output without any
> discomfort. If I did that with the water output I'd
> get a nasty burn. The boiling point of water is higher,
> therefore the temperature in the head of the still is
> higher. Also water has a high specific heat, meaning
> it takes a lot to cool it down. Try a run with alcohol
> and you'll be surprise how much cooler it is. If you
> have any problems try using a longer offtake tube.
> This will act as a small radiator. I use 1/4 inch
> copper tubing that's about 2 feet long.
> --- In email@example.com, "pleasinsqueezin"
> <pleasinsqueezin@y...> wrote:
> > Hi all,
> > Just finished building my still. N-S design, 2" column, 50"
> > 3500W element.off
> > I tested(with just water in the still) the condenser yesterday to
> > make sure it would maintain total reflux. I was able to maintain
> > total reflux without a problem. However, when I started taking
> > the distillate to calculate my flowrates, the distillate was very
> > (190F) and some vapor was escaping from the collection bottle.
> > I was thinking of making a cooling jacket for my collection line,
> > bringing the cooling water return from the condenser through this
> > jacket before discharging it.
> > Are these temps normal for distillate?
> > Would you suggest a cooling jacket as I described?
> > Any help is appreciated.
> > Regards,
> > Pleasinsqueezin