--- In
Homebrew_PCBs@yahoogroups.com, dbarlow@b... wrote:
>
> Quoting lcdpublishing <lcdpublishing@y...>:
>
> > The heating element is the big problem - you need even
> > heat across the whole surface and I have no idea how to make a
> > heating element :-(
>
> I have an approximately 5 by 7 inch stainless cooler block from
> an old electrophoresis cell. I was thinking it could be fed
> steam from a coffee maker element instead of water to make a heat
> block.
It would have to be live steam, so it'd take more than a coffee maker
element.
BTW, noncontact pyrometers are about $40 to $50 at Sears. Online I've
seen them as cheap as $25. I use one to check my Tshirt press. Very
handy. Make sure you get one that goes up to about 600F.
Steve Greenfield