"axolotl" wrote in message
...
On 4/11/2011 2:40 PM, Ed Huntress wrote:

Molding polystyrene beads.g (Styrofoam is a trademark name for EPF --
expanded polystyrene foam,

You may be looking for the word "Extruded".

Kevin Gallimore

Styrofoam is indeed extruded, but the generic definition for EPF is
"expanded." Extruded foam was expanded in the process of making it.

You'll see both definitions for EPF in the industry literature.

--
Ed Huntress