Multiscrew
Compounding PLA on Twin-Screws: What Testing Reveals
Twin-screw extrusion is the preferred method for compounding PLA and other biopolymers. But processing PLA is complicated because it’s sensitive to heat and shear. It’s also prone to hydrolytic degradation if moisture is present in molten PLA. Here’s what one machine builder’s trials revealed.
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Extrusion/Compounding at K 2013: Having It All
Extrusion processors no longer need to chose among speed, quality, and flexibility, based on exhibits at K 2013.
Read MoreK-Tron Adopts Coperion Name
Effective this month, K-Tron, Pitman, N.J., a global supplier of feeding, dosing, and pneumatic conveying equipment and systems, will operate under the brand name Coperion K-Tron.
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K 2013 Preview: Extrusion, Compounding, Recycling
Across all extrusion technologies, expect to see new standards in speed, quality, flexibility, and efficiency in both energy and material usage.
Read MoreCoperion Bought by Owner of K-Tron
It has been a big month for plastics machinery acquisitions.
Read MoreKraussMaffei Group Sold to Investors
In late September, Onex Corp., a Toronto-based private-equity firm, agreed to acquire the KraussMaffei Group of Germany for around $735 million from Madison Capital, which had owned KraussMaffei since 2006.
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First Twin-Screw Lab Line Dedicated to Devol
What’s believed to be the one and only twin-screw laboratory line to perform direct devolatilization is open for trial runs.
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Solve Seven Common Pelletizing Problems
Here's a quick how-to on keeping your pelletizing line churning out quality product.
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Extrusion & Compounding at NPE: Advances Push Efficiency Envelope
Blown film towers may have been scarce, but there was no shortage of new technology aimed at helping to make extrusion processors more profitable.
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Now You Can Refurbish Twin-Screw Elements
Two suppliers of twin-screw compounding extruders announced at NPE2012 that they are now offering screw-element refurbishing services.
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