best practices
What is Backpressure and How Should We Calculate It?
Does using an intensification ratio to calculate backpressure result in an accurate reflection of what’s happening in the barrel? Newer machine technologies have us revisiting an old project with fresh eyes.
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Plastics Technology’s Most Viewed Content in July 2022
Injection molding tips, resin pricing, a recycler tour and a look at reshoring’s surge were just some of the articles that had visitors clicking on Plastics Technology in July.
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Are Your Sprue or Parts Sticking? Here Are Some Solutions
When a sprue or part sticks, the result of trying to unstick it is often more scratches or undercuts, making the problem worse and the fix more costly. Here’s how to set up a proper procedure for this sticky wicket.
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Most Viewed Articles for Plastics Technology in June
Resin pricing, a plant tour, best practices, recycling, sustainability and more garnered interest from Plastics Technology’s web visitors in June.
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Tunnel Gates for Mold Designers, Part 1
Of all the gate types, tunnel gates are the most misunderstood. Here’s what you need to know to choose the best design for your application.
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The Effects of Temperature
The polymers we work with follow the same principles as the body: the hotter the environment becomes, the less performance we can expect.
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Stop Controlling Your Injection Molding Process with Machine-Only Settings
Monitor and record process outputs instead of the machine setpoints to ensure a validated process regardless of any machine deterioration, viscosity changes or other alterations.
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How to Stop Flash
Flashing of a part can occur for several reasons—from variations in the process or material to tooling trouble.
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Solve Four Common Problems in PET Stretch-Blow Molding
Here’s a quick guide to fixing four nettlesome problems in processing PET bottles.
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