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top shops

Last Chance! Top Shops Survey Closes at Midnight!

The ninth annual Top Shops benchmarking survey for injection molders is now open, providing molders a free opportunity to see how they stack up with fellow molders via a customized report.

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Materials

May 2025: Prices for 4 of the 5 Commodity Resins Flat-to-Down

PET is the exception from this general trajectory, at least for now.

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Automated Die, Feedblock System Improves Efficiencies at Cast Film Processor

Reifenhäuser's PAM automation systems helps Bogucki Folie reduce waste at startup while slashing time between changeovers.  

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Processing Plant Tour

Metal and Polymer Molding, Additive Manufacturing and MoldMaking All Under One Roof

From metal molding to polymer molding, additive manufacturing to moldmaking, material selection to formulation, prototyping to production, PTI Tech has emerged as a one-stop molding shop.

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sustainability

Direct Connections for a Better Recycling System

Colorado’s Direct Polymers formed Brave Industries to link recycling collaborators.

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This Tubing Processor Is Used to the 'Hard Stuff'

Kent Elastomer Products has emerged from its beginnings as a supplier of latex dip tubing to a leading manufacturer of high-end tight tolerance tubes for a range of applications.  

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Technology in Depth

SPONSORED

A Purge Solution for the Blow Molding and Compounding Industries

New commercial purge compounds for new industries from Chem-Trend.

Watch

Circular Plastics From Cyclic Molecules

Macrocycle is pioneering an approach to PET recycling via cyclic oligomers.

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Film Extrusion

New System Utilizes EMF Technology to Measure Sheet Thickness, Temperature

An altogether different approach to in-line measurement is said to provide direct thickness measurement, is impervious to material density changes, installs quickly and does so without radiation.  

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 KNOWLEDGE CENTERS

Essential Reading

Extrusion

How To Identify Resin Degradation in Single-Screw Extruders

Degradation can occur in many single-screw extrusion operations, and typically occurs due to minor design flaws in the screw. Here is how to track it down.  

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best practices

ICYMI: February Roundup

While February was short on days, there was no shortage in insightful content from our editors and contributors! Take a look at what you might have missed. 

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Bulk, Solid and Melt Density: How to Calculate These Values and Why They Matter — Part 2 of 2

Understanding and calculating solid density and melt density will help molders with everything from material and machine selection to determining piece part costs.

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Extrusion

Optimizing Melt-Fed Single-Screw Extruders on Compounding Lines

The main problem with melt-fed extruders that are starve-fed is setting the depth of the metering channel. In this scenario, we describe how this problem was solved.  

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Polymer Showdown — PC/ABS vs. PC/PBT — May the Best Material Win

First in a series, experts from plastics engineering consultancy The Madison Group will pit leading thermoplastics against each other to see how they differ in processing characteristics, chemical resistance, thermal and mechanical performance, and more.

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best practices

ICYMI: January Roundup

In case you missed it, here’s a short recap of the articles that our readers are taking note of. 

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Blending & Dosing
Plastics Size Reduction
Latest Issue

Latest Issue

Latest News and Products

Mold Simulation

Front-End Mold Simulation Software Simplifies and Streamlines Design

SimForm by Maya HTT highlights its front-end mold simulation software as a solution for mold designers and tooling managers.    

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Compounding

Nordson, Fimic Announce 'Enhanced' Partnership

Details of partnership to be divulged at K 2025.  

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DePoly to Launch Demonstration PET Recycling Facility

Polyester recycling technology will produce feedstocks for production of new plastic.

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Specialized Nozzle For Coinjection Solutions Offers Material Compatibility, Reduces Costs

Yudo USA Inc. highlights the Tina ML, a nozzle specialized for coinjection solutions. The Tina ML functions as a compatible solution for a variety of materials and also enables cost reduction for moldmakers.  

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sustainability

Plastics Industry Association Announces 2025 Plastic Sustainability Innovation Award Winners

The Plastics Industry Association announced winners of Sustainable Innovation in Design, Sustainable Innovation in Materials, Sustainable Innovation in End-of-Life, Leadership in Sustainability and the People’s Choice Award.

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Additives

Insight Carbon Nanotube Masterbatches for Strength and Stiffness

Insight Polymers & Compounding introduces new CNT masterbatches in polypropylene, Nylon 66 and other polymers; offers customization.

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Fictiv in Financial Agreement to Join Misumi

Fictiv is joining Misumi to accelerate the building its global manufacturing platform for engineering and supply chain organizations to make manufacturing and supply chain capabilities easier, more accessible and more intelligent.

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Additives

Ampacet Kaleidoscope Color Masterbatches

Ampacet has created eight transparent colors designed for layering to produce custom hues in polycarbonate and polystyrene.

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