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Advanced Rotomolding Training with Industry Expert Dr. Henwood
ARM Technical Director Nick Henwood will host an Advanced Rotomolding seminar in Dallas, TX 8am – 4pm on Monday, September 29 at our ARM Annual Meeting. Registration is now open. You can book your hotel room here. This seminar will cover how melt index and density relate to rotomolding, thickness control, correct cure, how cooling…
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Bring your team to Intro to Rotomolding in 2025
Dru Laws hosts an Introduction to Rotational Molding seminar in Dallas, TX 8am – 4pm on Monday, September 29 at the ARM Annual Meeting. Register here. We’ll provide a discount code after you register two people from your company. You can book your hotel room here. Over 300 people have attended the Intro seminar in the last…
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Remembering Glenn Beall
Glenn Beall, a pioneer of rotational molding and plastics design, spent six decades advancing our field. He passed away on July 24, 2025. ARM received an outpouring of memories after his death, which says everything about Glenn’s impact on the rotomolding community. Thank you for helping us honor an industry icon. I started my career in…
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What ARM Did in Q2 2025
ARM continues to deliver outstanding ROI for our members. Here’s a snapshot of everything we packed into the second quarter: ARM delivers tremendous value—training, troubleshooting, and networking—all included with membership. Not a member yet? Join today and receive one free registration to the Annual Meeting. Check out what we did in Q1.
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Dr. Nick Henwood Shares Research on Degradation and Blending in Rotomolding
At the begininng of June, I presented ARM’s Materials Deep Dive seminar for the first time. The format encouraged a lot of open discussion between me and the attendees, which is exactly how these things should go. At one point, the conversation turned to degradation and polymer blending, both of which have been key areas…
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What ARM Did in Q1 2025
ARM delivers unmatched value for our members. Here’s a summary of what we accomplished together in the first quarter of 2025: Expanded the ARM Training Academy with the release of the Wall Thickness Control Series, now available on-demand. This four-part program—developed by Dr. Nick Henwood—covers heat variation, powder flow, troubleshooting, and more. Members receive a…
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Key Takeaways from the ARM 2025 Executive Forum
More than 60 professionals joined us in Scottsdale for the Spring Executive Forum. Attendees shared the following takeaways from the event: These takeaways are already shaping conversations in member companies—and we even found time to squeeze in a little friendly pickleball competition.
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Ask Dr. Nick: How Does Wall Thickness Affect Impact Strength and MFE Results?
Question: We’re molding briefcases at 3 mm and 6 mm thickness using the same resin and oven temperature (600°F), testing impact per ARM -40 using the macro. With the same PIAT, the thicker part—tested with a 20 lb dart—has 3 to 3.5 times the MFE (Mean Failure Energy) of the thinner part, tested with a…
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ARM June Rotomolding Seminar Series – Fundamentals, Materials & Advanced Techniques
Join us at ARM HQ in Rolling Meadows, IL—just 20 minutes from O’Hare—for a series of seminars covering key aspects of rotomolding. Whether you’re new to the industry or looking to refine your process, these sessions provide practical insights from leading experts. 🥽 June 3 – Materials Deep Dive (New Seminar!) Instructor: Nick Henwood, ARM…
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Materials Deep Dive with Industry Expert Nick Henwood
ARM Technical Director Nick Henwood will host a Materials Deep Dive seminar on Tuesday, June 3, in Rolling Meadows, IL. Register here. This seminar will focus on the polymers used in rotomolding, giving attendees an in-depth understanding of the what, how, and why of material selection. Topics include polyethylene and its variants, alternative materials, polymer…
