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Article: Extruder makers A-Z unleash new technology.(News)
- Article from:
- Plastics News
- Article date:
- May 4, 2009
CopyrightCOPYRIGHT 2009 Crain Communications, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Byline: Michael Lauzon
Machinery makers will feature their extruders for film, sheet, profiles, pipe and tubing at NPE2009, as well as the pumps, controls, upstream and downstream equipment.
Addex Inc. (Booth N77063): Blown film equipment featuring raw material savings. An internal gauge control for air flow in the bubble via 3-millimeter-wide control zones reduces film thickness variation by at least 50 percent for resin savings. The external gauge control is an air ring system with as many as four times the number of control zones. A manual gauge-control air ring reduces thickness variation by as much as 30 percent. Digital internal bubble cooling ...