In the search for ways to dry hygroscopic resins faster and more efficiently, infrared energy is an approach that many dryer makers find intriguing and potentially promising. ArticlePublished: 7/1/2007
Gearless extrusion, cryogenic profile calibration, wireless data communications, and automatic start-up of blown film lines are just a few of the new ways to raise efficiency and output that were highlighted at NPE.
Putting one or two vents between the feed throat and die is a good way to remove moisture, trapped air, and other volatiles from melted plastic as it moves through an extruder. ArticlePublished: 1/1/2002
Perpetually in its infancy, PET foam sheet has been a hard sell for packaging producers over nearly a decade. It found successful niches in thermoformed ovenable bakery trays, meat trays, and reheatable dinner trays for home delivery to disabl... ArticlePublished: 6/1/2001
A new method of recycling PET into pellets or directly into extruded sheet is said to save time and energy by combining crystallizing and drying with size reduction in one piece of equipment. ArticlePublished: 8/1/1999
Where's the extruder?" was the comment often heard about the most unusual extrusion exhibit at K'98, a screwless, cone-shaped device that can extrude two or more melt streams. ArticlePublished: 1/1/1999