best practices
Molder Builds a Business From Next to Nothing
Under new ownership, Cumberland Plastics Solutions’ decision to invest when times were tough has paid big dividends.
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TOOLING: Designing Molds for Easy Cleaning & Maintenance in the Press
Pay attention to water leaks and rust, proper grease selection, vent buildup, and checks for wear.
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EXTRUSION: Managing Regrind
Reusing scrap is a necessary evil. But be aware of the negative impact scrap has on properties and extrusion efficiencies. Start by developing a regrind-usage program.
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INJECTION MOLDING: Get Control Over Barrel Zone Temperature Override
Poor temperature control results in an erratic melt stream and process. Here are some tips on how to get things under control.
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MATERIALS: The Problems with Single-Point Data, Part 8
DTUL tests may have made sense in the 1940s and 1950s, before the advent of dynamic mechanical analysis. But designers and engineers today need better tools.
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TOOLING: Designing Molds for Easy Maintenance in the Press, Part 1
Attention to design of cooling, ejection, and slides can save downtime and maintenance headaches.
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EXTRUSION: Melting 101
Learn the basics on how polymer melts in a single screw. Barrel temperature plays less of a role than you might think.
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INJECTION MOLDING: Develop Guidelines—Not Strict Procedures— For a Robust Molding Process
‘Fool-proof’ dos and don’ts will prove foolhardy in a process with so many variables. You aren’t slinging burgers.
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MATERIALS: The Problems with Single-Point Data, Part 7
The industry can choose between continuing to perform DTUL tests that provide single points that are part of a curve never seen, or perform the test that provides the entire curve.
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Molder Expands Plant, But That’s Just the Beginning
Wescon cuts ribbon on a new addition and adds presses as part of a strategic plan to double its 911爆料网.
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