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The Prototyping Blog

the prototyping blog

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Posted by Molly Skiba on Jul 3, 2019

Happy Independence Day! It's hard to believe we're already halfway through the year. 2019 has brought big changes to The ERC. We introduced some new employees, new machinery, and new capabilities. In case you missed any of our email announcements, here's a briefing of what's new at The ERC in 2019. Make sure to subscribe to our blog to stay updated!

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Topics: unscrewing mold, 200 ton press

NEW Automatic Unscrewing Mold For Internally Threaded Parts

Posted by Molly Skiba on Mar 27, 2019

Internal threads are commonly found on plastic parts that screw together, such as bottle caps, drinkware lids and plastic hardware. Due to the delicate nature of threads, molding these parts requires a slightly different approach than your average plastic part. An unscrewing core must be incorporated in the tool in order to eject them from the mold without damaging the threads.

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Topics: Injection molding, plastic prototypes, unscrewing mold