[Gasification] making wood pellets

[Jeff Davis]

On Wednesday 30 August 2006 03:03 am, Mark Ludlow wrote:
> How long does the material have to be "held" before the pressure is
> released?

If I remember correctly this is called the dwell time. It is controlled by the 
ET (effective thickness) of the die. If your feedstock is springy they can 
make a die with a larger dwell time/longer ET. I do not know how the die 
designers figure out the ET/dwell time.


Jeff




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