Know-How
Tracing the History of Polymeric Materials: Polycarbonate
How polycarbonate came about, virtually simultaneously, through the efforts of two industry giants.
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80 Questions Moldmakers Should Ask Themselves … and Their Customers
If you’re a molder or brand owner/OEM, be ready to supply the answers before the program is launched.
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Tracing the History of Polymeric Materials: PVC & PVDC
How a class of materials based on chlorine chemistry became part of the landscape.
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Secrets of Quick Part-to-Part Changeovers
Part-to-part changeovers can be fast only with proper advance planning. Here’s what you need to know to convert from sluggish to swift in job changes.
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What You Need to Know About Blade Ejectors: Part 3
Follow these guidelines to prevent premature wear, flash and galling. The focus here is on corner radii.
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Understanding the Influence of Screw Geometry on Melting Rate
They are not as closely connected as most processors think. Here’s why.
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What You Need to Know About Blade Ejectors: Part 2
Follow these guidelines to prevent premature wear, flash and galling.
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Understanding Roll Deflection in Sheet Processing
Because of roll deflection, sheet stacks made for PS don’t work nearly as well with PP. One solution is to try a top roll that bends in the opposite direction.
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Tracing the History of Polymeric Materials: Nylon
The story of nylon, the first true engineering thermoplastic.
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