August 2012 Issue
July 2012
Features
Featured articles from the latest issue of Plastics Technology
Mission (Nearly) Impossible: Estimating Extrusion Melt Temperature
Extrusion processors often ask screw designers to estimate the output and melt temperature of a new design in the works. Projected output of a new screw can usually be estimated fairly accurately. Melt-temperature estimate, however, is another story
Read MoreSimple, Economical, Manual Roll-Gap Adjustment for Sheet
Processing Technologies International (PTi), Aurora, Ill., has developed and patented a new way to manually adjust roll gap on cooling and polishing sheet roll stands.
Read MoreOvercoming IML’s Challenges To Reap Its Rewards
In-mold labeling has advanced dramatically over the past 20 years, but mostly in Europe. Here is what you need to know to bring IML to your operation.
Read MoreAutomotive Molders Add Big Multi-Material Presses
Two companies of the Automotive Components Div. of The Windsor Mold Group, Windsor, Ont., recently commissioned several 2200-ton multi-component injection machines from Engel Machinery Inc., York, Pa.
Read MoreLow-Emission Acetal Meets Daimler’s Strict New Limits for Vehicle Interiors
WEB EXCLUSIVE: Germany’s Ticona Engineering Polymers is offering new-generation, low-emission, Hostaform acetals which meet Daimler’s new, stricter limits for formaldehyde emissions of acetal vehicle-interior components.
Read MoreNew Injection Screw Breaks the Rules, But Fixes Many Molding Defects
“Revolutionary” screw design turns conventional plastication theory upside down.
Read MoreMaintenance Terms of Endearment
Look closely at your company’s mold maintenance language and formalize your approach to create a clear and concise picture—one that can be measured.
Read MoreRobots at NPE2012: Faster, Stronger, Smarter
Among the many attractions in injection molding exhibits at NPE2012 were more intelligent robots with higher speeds and payload capacities
Read MoreMetabolix Finds New Production Partner for Mirel PHA Biopolymer
Metabolix, Inc., Cambridge, Mass., and has signed a letter of intent to make its Mirel biopolymer resin at Antibioticos, S.A.in Leon, Spain.
Read MoreNozzle Leaks: Why They Occur, How to Detect & Fix Them
Nozzle leaks are a serious problem in injection molding. Here are some causes and remedies.
Read MoreNew TPE Lures Could ‘Change Fishing Forever’
Anglers, take note: Those fishing lures that look so colorful in the package on the store shelf have little or no appeal to fish in deep or cloudy water.
Read MoreMeet the World’s Largest Seven-Layer Blown Film System
Raven will process barrier blown film for energy, industrial, environmental, construction, and agricultural markets on giant new Davis-Standard seven-layer line.
Read MoreDrumroll, Please: How Mauser Rose to Number 1
Drum blow molder Mauser has used acquisitions, home-made machine building and careful attention to processing details to take the leading position in the field.
Read MoreBayer Divests PETG Sheet Business
Bayer MaterialScience LLC, Pittsburgh, sold its Vivak PETG sheet business in NAFTA to Plaskolite, Inc., Columbus, Ohio.
Read MoreThe Role of Screw Design In Efficient Extrusion Of Medical Devices
For extruders of medical tubing, screw design plays a key role in maintaining dimensional control, physical properties, and more.
Read MoreAlgae/PP Hybrid Can Be Thermoformed
Algae and plastics do mix—that’s the message to be delivered at the upcoming Pack Expo, Oct. 28-31 at Chicago’s McCormick Place.
Read MoreNews in Injection Molding Control & Monitoring from NPE2012
There were also several interesting developments in injection molding control and monitoring systems at this past April’s NPE2012 exhibition in Orlando, Fla.
Read MoreCommodity Resin Prices Still Dropping - July 2012
Lower feedstock costs, ample material availability, and overall sluggish demand has driven prices down for the four commodity thermoplastics.
Read MoreUse MFR Cautiously with Filled Materials
If melt flow rate tests are used to evaluate the effect of processing on the average molecular weight of the polymer, the applicable rules must consider the contribution of the filler to the test result.
Read More3D Printing Becomes Easier Than Ever
Two major announcements in 3D printing involve a merger between two suppliers and a new system that makes rapid prototyping more affordable and easier than ever.
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