processing tips

15 Things to Know About Servo-Driven Injection Machines

Drive technology for injection molding machines has been continuously evolving, and servo motors have become widely used in a variety of roles. Here’s what molders need to know about today’s servo drives in terms of cost, performance, maintenance, and training.

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processing tips

How to Collect and Interpret Process Data in Extrusion: Part 2

In this second of three installments, the focus is on the crucial element of melt temperature.

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best practices

What You Need to Know About Locating Rings: Part 1

Selecting the right locating ring and putting it to good use takes a lot of thought.

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Additives

Extruding with Fillers

You can use the reference point from processing unfilled polymer to determine whether you can run filled resin on your current system.

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processing tips

Hitting the Numbers, Part 2: The Shrinkage Factor

The shrinkage factor is one of the most critical numbers to hit.

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Don’t Build In Melt-Temperature Variations

It’s not unusual for polymer to exit the extruder with a uniform melt temperature, only to be fouled up by downstream flow pipes and the like. Here’s how to avoid this.

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Medical

Processing/Workplace Safety Tips for Fluoropolymer Medical Tubing

Here's what you need to know and running these emerging materials for medical tubing.

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How to Collect & Interpret Process Data in Extrusion

The first installment of this three-part series focuses on proper use of a data- acquisition system.

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best practices

Which Barrier Screw for You?

It depends ... mostly on the melting requirements of the polymer.

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Testing

Thanks to This Material, There's No Hard Coating Needed

New additive that improves scratch/mar resistance in molded & extruded parts.

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Blending & Dosing