Recycling
Smart Handling of Regrind Can Improve Your Bottom Line
Dealing effectively with regrind has been a tough challenge for most blow molders ever since the process was invented.
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Fixing the Mixing in Wood-Plastic Profiles
Color consistency and durability are critical to wood-plastic composites, especially in outdoor applications.
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Improved Machines and Molds Highlight Fall Rotomolding Show
Worldwide commercial availability of “ovenless” rotomolding machinery, new cast-aluminum molds that provide faster cycles, improved material pulverizing systems, and new graphic transfer systems for engineering materials such as nylon were unveiled at the 30th Annual Fall Meeting of the Association of Rotational Molders (ARM), held in Chicago last fall.
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SPE Automotive Awards Highlight Materials and Processing Advances
What’s new in plastics on cars?
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Four Ways to Fight Sky-High Resin Prices
There are lots of ways to economize on resin costs, but here are four that you may have overlooked: negotiating smarter resin contracts, buying “futures,” using recycled resins, and more efficient purging aids. The main idea is to give yourself more choices, no matter what direction resin prices go.
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Headlines for the Next 50 Years
Ever wonder what it would be like to get tomorrow’s newspaper today? After reviewing the most important technical developments of the past 50 years in our October issue, we asked industry experts to help us imagine the biggest headlines in plastics from now to 2055. What we got was a mixture of predictions of what will happen and a wish list of what should happen.
Read More50 Ideas That Changed Plastics
Very few readers of this issue can remember, or even imagine, what it was like when an injection molding machine did not have a screw, but only a smooth-bore plunger.
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Graphical Analysis Helps Find and Fix Ultrasonic Welding Problems
Using Real-Time Weld Graphs to Achieve Process Repeatability and Control Limits in Ultrasonic Welding
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Used Car Windshields Are Reborn As Carpet Backing
Two years ago, the Kaiser Permanente hospital chain challenged its two institutional carpet suppliers to come up with a carpet containing no PVC.
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K 2004 Wrap-Up on Recycling & Scrap Reclaim: Turn Trash to Cash with New Compactors, Shredders and Grinders
Topping recycling news at the latest giant K Show in Dusseldorf, Germany, were new compactor technologies for films and foams that can densify plastic waste for recycling and even mold finished parts—not just save space in a landfill.
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