Robert F. Dray is the founder and owner of R. Dray Mfg. Inc., and the founder of Feed Screws Inc. in 1967. A screw of ?general-purpose? design is purported to have the ability to process a wide range ...
Unlike other alternatives on the market that use a combination of screw plasticating and piston injection, the new module from Arburg (Lossburg) operates using two screws that "share" the preparation, ...
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