For those seeking the latest screws and barrels, NPE 2015 companies will display all their latest options. ADG Solutions (W6754): Custom designed feedscrews, general feeedscrews and special tips, end ...

Barr is credited with major advances in screw technology, large-part blow molding machines and extrusion. His barrier-type extruder screw, since the patent expired in the 1980s, is the most commonly ...

DM2 feedscrews for injection molding, extrusion, and blowmolding reportedly produce 15 to 20 percent more output than a typical barrier screw with 25 percent less shear. The DM2 name refers to the ...