August 2025 Issue
August 2025
Digital Edition
Features
Featured articles from the August 2025 issue of Plastics Technology
Polymer Selection: Identifying the Ideal Candidate for Metal-to-Plastic Replacement
As a “new” material choice, the story of plastics has long been about replacing incumbent materials, and thanks to ongoing advances, that story isn’t over yet.
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Add Screw Cooling for More Process Control, Output in PC Extrusion
Adding screw cooling to a polycarbonate production line provides another level of process control and might just boost rate increase to boot.
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Plastics Processing Index Makes Modest Gains in June
Slight uptick suggests signs of stabilization despite ongoing market challenges.
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Blow Molder Packs Sustainability Into Every Container
With back-to-back EcoVadis platinum recognitions, Ring Container Technologies is a sustainability frontrunner. PT toured the company’s Fontana, California, blow molding facility to see what it takes to be an eco-conscious producer of plastics packaging.
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Custom Size-Reduction System Helps Goodwill Close Loop on Donated Plastic Products
Goodwill Ontario Great Lakes (OGL) selects Ontario-based Rotogran for granulation.
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August 2025: Prices for the 5 Commodity Resins Flat to Slightly Up
Barring weather and/or geopolitical production and supply disruptions, prices are generally steady.
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If It’s Tuesday in September, It’s a PT Tech Day
Each Tuesday in September — all five of them — Plastics Technology will host an interactive webinar series tackling various hot-button issues in plastics processing. Register today for the topics that interest/impact your operations.
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Messe Düsseldorf Previews K 2025 with Exhibitor Partners
More than 70 journalists from 33 countries, as well as 15 exhibitors and multiple representatives of trade show organizer Messe Düsseldorf gathered in Düsseldorf, Germany over three days in June to preview K 2025 (Oct. 8-15).
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The Importance of Specific Mechanical Energy During Scaleup in Twin-Screw Extrusion
In this case study, the specific mechanical energy obtained on the laboratory scale TSE served as a key parameter and reference for subsequent scaleup activities.
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Sizing Your Granulator To Optimize Scrap Reuse
What makes good regrind, and why is it important? Ideal regrind should be as close to pelletized material as possible, meaning regrind that is uniform and homogeneous, with minimal dust, fines and longs. Learn how to find the right granulator for your scrap.
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The Hidden Link Between Resin Unloading and Product Quality
Best practices can help processors avoid pellet damage and get the best out of resin.
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Moving Beyond the Relative Viscosity Curve — New Method To Find Optimum Plastic Flow Rates: Part 2
Explore the use of the injection unit velocity capability, which determines a machine’s injection speed linearity to find optimum flow rates, and proposes a second method.
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Recycled Materials Meet Outdoor Sporting Challenge
The disc golf company Trash Panda developed discs from recycled materials from the very beginning.
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