#BESTPRACTICES

Injection Molding

So Many Routes to Molding Excellence!

The first afternoon of Molding 2021 presents a smorgasbord of useful information on robotics, LSR molding, process control, “smart factories,” materials handling/drying/feeding, and more.
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Injection Know How

Apply the Power of a Troubleshooting Checklist to Your Process

Pocket guides provide processors an injection molding “crib sheet,” but in a process with thousands of interactions, applying if-this/then-that logic can’t always get you to a problem’s root cause.
#bestpractices

Drying

Follow These Seven Management Tips for More Consistent Resin Drying

Equipment and advice sure help, but ultimately, good management makes the difference.
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Recycled Materials

What Does ‘Green Molding’ Mean?

Find out at the Molding 2021 Conference—live!--this September in Chicago.
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Mold Maintenance

Heard of Design for Manufacture…How About Design for Maintenance?

Contract manufacturer Canon Virginia (yes, that Canon) used a webinar to introduce what it calls DFM2— Design for Manufacture and Design for Maintenance.
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Injection Molding

When It Comes to Maintenance Trust Your Nose (and Ears and Eyes)

An ever-growing number of sensors on injection molding machines provide real-time transparency into a press’s inner workings, but the low-tech sensors humans come with are still vital to keeping a plant running.
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Film Extrusion

Solve Five Common Problems in Blown Film Coextrusion

The blown film industry has evolved from monolayer film structures to multilayer ones for a variety of food and non-food packaging applications. Here are typical problems with these structures and tips on how to solve them.
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Injection Molding

Consider the Cushion When Seeking Shot-to-Shot Consistency

Creating and maintaining a consistent cushion is a key step in achieving shot-to-shot consistency. Learn what cushion is and how it affects part quality.
#bestpractices

New Technology Adoption as a Business Strategy

As a company, is your adoption of new technology passive and by accident or strategic and planned?
#bestpractices #industry4-0

There’s Still Time to Take the Top Shops Survey

Responses to the annual survey are tracking well ahead of the previous year, and you still have time to complete your response and see how your facility stacks up.
#bestpractices #topshops

Testing

Take These Steps to Optimize Your MFR Data

Make your life easier by paying close attention to the procedural steps detailed in the test standards.
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Injection Know How

Three Key Decisions for an Optimal Ejection System

When determining the best ejection option for a tool, molders must consider the ejector’s surface area, location and style.
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Recycling

Follow These Tips to Give Your Granulator Blades the Edge

Here are answers to some frequently asked questions—and troubleshooting advice—to help you maintain your granulator blades. 
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Injection Molding

Get Better at Quoting Injection Molded Parts: Part 3

Follow these detailed tips to get the jobs you want. This installment focuses on the mold and the molding machine.
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Extrusion

Use Rheology and Flow Simulation to Troubleshoot Extrusion Processes

Let’s take the mystery out of rheology by showing how the wealth of information it provides can be used by processors to solve real-world production problems.  
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Extrusion

General-Purpose Screws on the Comeback?

They are being specified more often for recycling applications to increase flexibility. But there is still no such thing as a GP screw and recyclers need to consider other processing approaches.
#bestpractices #sustainability

November 2020’s Most-Viewed Articles

These articles garnered the most reader attention among stories posted in November 2020 by Plastics Technology: implementing automation, gauging residence time, the history of polymers and more.
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Extrusion

Troubleshooting Pressure Fluctuations in Piston-Type Melt Filters

Piston filtration offers many advantages over other systems. While pressure fluctuations could be regarded as their weakness, there are many ways to avoid them, both from the mechanical and the process side. Small adjustment can make a huge difference in the overall performance and efficiency of the system.
#bestpractices #processingtips

Automation

How to Automate High-Precision ‘Micro’ Insert Molding

What does it take to automate a horizontal injection molding cell to handle micro-sized inserts and molded parts? General-purpose top-entry robots and tooling may not be up to the job.
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Injection Molding

How to Plan and Implement Automation in an Injection Molding Plant

There is no “one size fits all” solution in automation. When considering what it would look like in your plant, hone in on the staff, products, space, and goals that are specific to you and the automation system that you will be installing.  
#bestpractices