best practices
How to Improve Production of Catheters and Stents
Advances in downstream extrusion equipment have boosted production control.
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Switch to Centralized Vacuum Supply Saves Molder Energy, Boosts Production
Less maintenance means more time for processing, thanks to elimination of vacuum pumps at each press.
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Reducing Low-Level Background Gels in PE Film
While considered acceptable in many cases, they need not be tolerated and are usually attributable to minor screw-design flaws. Here’s some advice on what to do about them.
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Pellet to Gate Control: The Value of a Holistic View of Melt Management
Molders tend to think about the elements of a melt-delivery system, from screw to hot-runner gate, in isolation from each other. But taking an integrated view of the whole system can have big consequences for cycle time, part quality, scrap rates, and energy consumption.
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Accredo’s Credo: Designed for Sustainability, Built for Success
In fewer than 10 years, Accredo Packaging has developed innovative packaging solutions—including the first-ever all-PE barrier standup pouch—while maintaining its commitment to being ‘green.’
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Tooling: Why Ejector Pins Break And How to Prevent It, Part 2
Here’s the when and how to reduce the unsupported length of pins.
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Injection Molding: Is There a ‘Most-Important’ Process Parameter?
A case can be made for multiple variables—fill balance, fill time, injection pressure, cavity pressure—as most important. But there is something else altogether that is essential to successful injection molding.
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A Processor’s Most Important Job, Part 8: Molded-In Stress
How processing adjustments can control molded-in stress.
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Improving Molding Process Capability: The Role of the Five Essential Pillars, Part 2
Each contributes to molded-part quality, and each must be optimized before production begins.
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Tooling: Why Ejector Pins Break...and How to Prevent It, Part 1
In part one of this four-part series, we focus on the molding machine and the ejection system as culprits.
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