best practices
Ensuring Repeatability: The Key to Effective Injection Molding Automation
One of automation’s key promises is repeatability: the same movement to the same location, time and time again. But to achieve that, all elements involved — robot, machine, EOAT, mold — must be in and stay in alignment.
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The Importance of Hot Nozzle-Tip Mating Against a Cold Sprue Bushing
Done improperly, the result is a cold slug in the nozzle/sprue and a production stop. But there is a better way.
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Getting into Plastics Additive Manufacturing? Avoid these Six Common Errors
There are a lot of 3D printing technologies out there, and it’s not uncommon for processors new to additive manufacturing to get tripped up. Here are some typical snafus, along with advice on how to avoid them before you start making parts.
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Why Shoulder Bolts Are Too Important to Ignore (Part 2)
Follow these tips and tricks for a better design.
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Why Shoulder Bolts Are Too Important to Ignore (Part 1)
These humble but essential fasteners used in injection molds are known by various names and used for a number of purposes.
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Know Your Options in Injection Machine Nozzles
Improvements in nozzle design in recent years overcome some of the limitations of previous filter, mixing, and shut-off nozzles.
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Bozzelli’s Guide To Specifying a Dryer
Here's a list of 17 things to do when looking for new drying equipment.
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Run Lots of Colors? Time to Consider a Commercial Purging Compound
Processors who use commercial purging compounds will see a reduction in scrap levels, machine downtime and overall cost.
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How to Achieve Simulation Success, Part 1: Model Accuracy and Mesh Decisions
Molding simulation software is a powerful tool, but what you get out of it depends very much on your initial inputs. Follow these tips to create the most successful simulation possible.
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The Effects of Time on Polymers
Last month we briefly discussed the influence of temperature on the mechanical properties of polymers and reviewed some of the structural considerations that govern these effects.
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