Injection Know How
How to Pick, Remove, and Replace a Nozzle Tip
This small component can cause big problems. Here’s my procedure for picking and replacing yours.
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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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Plastics Technology’s Most Popular Know How Columns in 2016
Temperature, pressure and time ultimately dictate plastics processing so it’s not surprising that Know How columns from industry experts on these topics are consistently among the most popular on our site.
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Unraveling the Mysteries of Melt Temperature
Infrared technology can provide consistent and accurate readings of melt temperature. Here’s how to use it.
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Two-Shot Molding and Tool Design
There are a few variations of the two-shot molding process, and each has implications for tool design.
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Faster Is Not Always Better—Optimize Your Molding Cycle
It is possible for machines to run too fast, so find the sweet spot where maximum output overlaps with good parts.
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INJECTION MOLDING: How to Mold Living Hinges With No Flexing Required
Here are the five critical, intertwined components that must be perfected for a living hinge that doesn’t need to be flexed upon ejection.
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INJECTION MOLDING: Purging: A to Z
Use these steps as a guide to minimize the time and money it takes to switch materials and color on your presses.
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INJECTION MOLDING: How Different Machine Types Handle Fill and Pack/Hold Times
The procedures are different between series and parallel machines. What type do you have? How can you tell? Here’s what you need to know.
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