Recycling
First Commercial Recycling Process For Electronics Waste
A 23-year-old Dutch plastic recycling firm, Plastic Herverwerking Brabant (PHB) BV has become the first supplier in the world of a complete commercial altered-density-media system tailored to separate the plastics in waste electrical and electronic equipment (WEEE). Since last October, PHB has operated a WEEE recycling system sized for 33 million lb/yr and averages about 4400 lb/hr of reclaimed material from 11,000 lb/hr of waste input.
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New Welding Technologies Grabbed Spotlight at K Show
Greater use of electric servo drives and new hybrid systems incorporating multiple joining methods were recurring themes among the latest plastics welding and assembly equipment introduced at the recent K 2007 show in Dusseldorf.
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More Choices for Grinding, Shredding
Many granulators on display at the K 2007 show in Dusseldorf last October were big models—150 to 200 hp—to enable higher throughputs or reclaiming larger parts and chunks. For example, Rapid Granulator from Sweden brought out the 600 model, the largest in its “open-hearted” series, which allow fast access to all internal components. It has a 600-mm-diam. rotor, 100 mm more than the next largest size.
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Recycling Is Hot: Lots of New Plants Trying Out New Technologies
With virgin resin so expensive, there’s plenty of recycling action—from PET bottle-to-bottle plants to new projects aimed at agricultural film, carpets, and auto-shredder residue.
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Cash From Trash Goes Back to the Workers
Until last November, custom injection molder Hoffer Plastics Corp. in South Elgin, Ill., spent $1000 a month to have its plant waste dumped in a landfill.
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What Happened to Your Ultrasonic Weld Quality?
The most important factor in troubleshooting problems in ultrasonic welding is understanding the fundamentals of the process.
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Bottle-to-Bottle PET Recycling Uses Silicone Modifier
A new low-cost approach restores the properties of recycled PET bottle flake to produce new food-grade preforms and pellets.
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'Green' and Growing
AERT (Advanced Environmental Recycling Technologies) Inc. in Springdale, Ark., maker of ChoiceDek wood/plastic composite deck boards, has always had a “green” strategy.
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New Resins and Modifiers for Extruded Profiles
Among new developments discussed at the Profiles 2007 conference in Charlotte, N.C., were high-melt-strength polyolefin elastomers for use as ingredients in TPO compounds that can compete with TPVs and flexible PVC.
Read MoreWorld's Biggest PET Recycling Plant
What is billed as the world’s largest food-grade plastic bottle-to-bottle recycling plant is coming to Spartanburg, S.C.
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