How To Design Three-Plate Molds – Part 4

There are many things to consider, and paying attention to the details can help avoid machine downtime and higher maintenance costs — and keep the customer happy.

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Your Business

Commodity Resins

Prices Up for All Volume Resins

First quarter was ending up with upward pricing, primarily due to higher feedstock costs and not supply/demand fundamentals.

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processor's edge

Austrian Recycler's Mission to Recycle PET Takes It Beyond Bottles

Mission PET supplements bottle-to-bottle capability with alternative applications for recycled PET.

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Market Changes Spur Industrial Recycler to Enhance Capabilities in Clear Plastic Reprocessing

Butler MacDonald found new business and flexibility thanks to a big step-up in purging efficiency.

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Processing Plant Tour

Back in the Family Business

In its 45th year, Precision Molded Plastics has carved out a technology and market niche, growing not just when opportunities arise but when they make sense, after its leader changed careers to keep the family business from changing hands.

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Film Extrusion

Breaking the Barrier: An Emerging Force in 9-Layer Film Packaging

Hamilton Plastics taps into its 30-plus years of know-how in high-barrier films by bringing novel, custom-engineered, nine-layer structures resulting from the investment in two new lines.

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Thermoforming

US Merchants Makes its Mark in Injection Molding

In less than a decade in injection molding, US Merchants has acquired hundreds of machines spread across facilities in California, Texas, Virginia and Arizona, with even more growth coming.

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Technology in Depth

New Blown-Film Cooling Technologies Set to Debut at NPE2024

Cooling specialist Addex to roll out new auto-profiling air ring for rotating dies, and new single-plenum air ring.

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At NPE, Cypet to Show Latest Achievements in Large PET Containers

Maker of one-stage ISBM machines will show off new sizes and styles of handled and stackable PET containers, including novel interlocking products.

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Impacts of Auto’s Switch to Sustainability

Of all the trends you'll see at NPE2024, this one is BIG. Not only is the auto industry transitioning to electrification but there are concerted efforts to modify the materials used, especially polymers, for interior applications.

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Gardner Business Media, Inc.
Blending Revolution
Shuttle Mold System
Shuttle Mold System
KNOWLEDGE CENTERS
Dover Clear
Windmoeller
Make Every Pellet Count
New Tinius Olsen VectorExtensometer testing
Latest Issue

Latest Issue

Essential Reading

polyolefins

The Fundamentals of Polyethylene – Part 2: Density and Molecular Weight

PE properties can be adjusted either by changing the molecular weight or by altering the density. While this increases the possible combinations of properties, it also requires that the specification for the material be precise.

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The Fundamentals of Polyethylene – Part 1: The Basics

You would think we’d know all there is to know about a material that was commercialized 80 years ago. Not so for polyethylene. Let’s start by brushing up on the basics.

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color

How to Start a Hot-Runner Mold That Has No Tip Insulators

Here's a method to assist with efficient dark-to-light color changes on hot-runner systems that are hot-tipped.

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Maximize the Cooling Capacity of Your Extrusion Line

Maximizing output in extrusion requires a thorough understanding of not only the cooling requirements of the extruder but of the extrudate as well.  

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Unraveling the Science and Myth Associated With Moisture Analysis— Part 1

The first task in moisture measurement is to purchase an instrument that is based on sound fundamentals. Then, before it goes into use, method development must be undertaken for all polymers that are going to be processed in the plant.  

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Injection Molding Know How: Best of Bozzelli

We at Plastics Technology have been grateful that John has regularly contributed Injection Molding Know How columns to our publication since 2010. In this collection, we present you with five articles that we think you will refer to time and again as you look to solve problems, cut cycle times and improve the quality of the parts you mold.

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Konica Minolta CM-36dG
Vecoplan
Advantage temperature control units
Dri-Air

Latest News and Products

Avient and Hager Collaborate in Recycle Content Outdoor Sockets and Switches

Hager’s new cybyko leag waterproof sockets and switches incorporate 27% of Avient’s Maxxam REC recycled polyolefin formulations.

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Extrusion

Extruder Controls Make for More Energy Efficiency

NPE2024: Twin-screw extruders packed with features to optimize energy consumption.  

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Updated Interactive Tool for Predicting Multilayer Film Performance, Recycled PE Grades

NPE 2024: NOVA Chemicals presents the latest enhancements to its Bonfire Multilayer Property Predictor and new Syndigo rPE portfolio.  

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Packaging

Higher Stretch-Blow Productivity for PET and HDPE

NPE2024: Aoki debuts higher output, single-stage ISBM presses and a lightweight packer bottle in HDPE.

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Thermoforming

High-Throughput, Robust Thermoformer

NPE 2024: WM Thermoforming’s new generation of FC1000 IM2 offers the highest throughput per square feet.

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NPE

Higher Productivity & Energy Savings for Packaging, Industrial Parts

NPE2024: Bekum is running EPET on its first U.S.-built all-electric shuttle. it is also highlighting the new XBLOW 200 industrial machine with new clamp design, plus a new extrusion head, three-layer retrofits, energy-saving extruder and EBLOW 08 electric shuttles.

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Neutrex Names John R. Hague President, CEO

Hague has played an integral role in the founding of Neutrex in 1992 and served the company for three decades as general counsel.  

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Paulson Training Acquired

Certus, a technical skills training business and portfolio company of private equity firm Ridgemont Equity Partners, has acquired the plastics processing training business founded in 1981.

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New Tinius Olsen VectorExtensometer testing
Insert molding automation
Maguire Ultra
Konica Minolta