Injection Molding

Exploring the: Injection Molding Zone

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Published: 1/23/2018

Tooling: Tunnel Gates for Processors, Part 2
What you need to know to overcome problems out on the production floor.

Published: 1/23/2018

Injection Molding: Melting Amorphous vs. Semi-Crystalline Plastics
Understanding the differences in how each melts is crucial to obtaining melt uniformity.

Published: 1/2/2018

Injection Molding: Nozzle Heaters & Thermocouples: A Case of Wiring Done Wrong
Incorrect placement of wires for these components frustrates molders and costs them money to boot.

Published: 11/28/2017

Are You a Molding ‘Hot Shot’?
Submit your part to a brand-new addition to Plastics Technology’s Molding Conference: The first annual Injection Molded Parts Competition.

Published: 10/27/2017

Injection Molding: No, Backpressure Does NOT Raise Melt Temperature
It’s a classic confusion between cause and effect. Melt temperature rises when screw speed is increased. Check out this data.

Published: 10/27/2017

Materials: Cycle Time: Science vs. Rules of Thumb—Part 5
Let’s examine the behavior of semi-crystalline materials that never reach their glass-transition temperature as they cool.

Published: 9/25/2017

Injection Molding: DOEs Done Right
Doing DOEs for the sake of doing them wastes time and money. But they can provide vital information to determine which process variable is determining a critical part characteristic.

Published: 9/24/2017

App Offers Injection Molders Processing Guidance on Resins
With a few taps and swipes, you can find critical processing parameters to help you run materials you’ve never run before.

Published: 8/31/2017

Injection Molding: Put Out the Production Fire Once and for All
A deliberate approach to failure assessment, root-cause analysis, solution development, and continued monitoring is the only way to get off the treadmill of chasing the latest production problem.

Published: 8/25/2017

Mark Your Calendars for Molding 2018
And while you’re at it, submit a paper for consideration at the 27th annual conference devoted to injection molding.