[Gasification] Tom's Woodgas Campstove

[Jeff Davis]

Hi Art,

What you wrote sounds on the mark, to me. At this time I do not plan on 
working with plastic. But now you have me thinking about giving it a try with 
retted switchgrass!

Jeff


Art wrote:
> You would need LARGE rocks to increase the grinding pressures between
> surfaces.  It will take a long time and lots of power to grind plastic
> since it is flexible rather than rigid like cellulose.  Ball and rod mills
> are used to grind solid products like rocks to the consistency of rouge.
> Plastics are more difficult because they do not shatter under pressure.  If
> you ground them in a bed of liquid nitrogen it would occur faster but at a
> higher cost.

-- 
Jeff Davis
Somewhere 20 miles south of Lake Erie, USA
http://www.velocity.net/~jeff0124