Articles
Plastics Processing Contraction Continues
Contraction dominated the GBI index for overall plastics processing activity and almost all components, collectively suggesting a slowdown.
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Troubleshooting Screw and Barrel Wear in Extrusion
Extruder screws and barrels will wear over time. If you are seeing a reduction in specific rate and higher discharge temperatures, wear is the likely culprit.
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Is Your Die Flow Changing Despite Following All the Correct Formulas?
Maybe the problem is that you're starting up with a dry die. Here are tips to solve this issue.
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Purpose-Built System Enhances Capacity and Flexibility for Recycler
A Boston recycler invested in a turnkey shredding, granulation and elutriation system to expand its plastics reclaim business.
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Follow These Best Practices When Working With Heat Transfer Fluids
Effectively choosing, operating and maintaining thermal fluid can positively impact productivity in plastics processing.
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Soft Prices for Volume Resins
While PP and PE prices may be bottoming out, a downward trajectory was likely for all other volume resins, including engineering types.
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OPINION: Another Step into the Minefield
A European industry-academic association calls for recognizing the distinction between “biobased” and “bio-attributed” content of plastics.
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More Than a Compounder: They Have the Science to Create New Custom Materials
Insight Polymers & Compounders leverages its expertise in polymer chemistry to develop next-generation materials.
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Blend Amorphous PHA with PLA to Improve injection Molded Part Properties
Adding aPHA to PLA can boost a range of mechanical properties and expedite composting. Here are the details as well as processing guidelines for injection molding the blends.
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OPINION: Stepping into the Minefield – Again
A major packaging producer defends “mono-material” claims as being “functionally” accurate and true “in spirit” when minute amounts of other materials do not affect recyclability.
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Innovative Micro-Molding From Minnesota Machine Shop
Machine shops are natural inventors, but not necessarily suited to supporting and marketing a product. This Minnesota shop with an invention related to micromolding will share it through licensing.
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The Importance of Hot Nozzle-Tip Mating Against a Cold Sprue Bushing
Done improperly, the result is a cold slug in the nozzle/sprue and a production stop. But there is a better way.
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