Articles
Innovative Micro-Molding From Minnesota Machine Shop
Machine shops are natural inventors, but not necessarily suited to supporting and marketing a product. This Minnesota shop with an invention related to micromolding will share it through licensing.
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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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Tracing the History of Polymeric Materials -- Part 29: Polyurethane
This material family has unparalleled versatility, not only in terms of the forms the material can take, but in the different ways in which it can be processed.
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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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System Offers 'Lights Out' Mold-Channel Cleaning & Diagnostics
New system automatically cleans mold-cooling lines—including conformal channels—removing rust and calcium, among other deposits, while simultaneously testing for leaks, measuring flow rate and applying rust inhibitor.
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3D Printing of Injection Molds Flows in a New Direction
Hybrids of additive manufacturing and CNC machining can shorten tooling turnaround times.
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Design Optimization Software Finds Weight-Saving Solutions Outside the Traditional Realm
Resin supplier Celanese turned to startup Rafinex and its Möbius software to optimize the design for an engine bracket, ultimately reducing weight by 25% while maintaining mechanical performance and function.
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Commodity Resin Prices Flat to Lower
Major price correction looms for PP, and lower prices are projected for PE, PS, PVC and PET.
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Business Slowing? There's Still Plenty of Stuff to Do
There are things you may have put off when you were occupied with shipping parts to customers. Maybe it’s time to put some of them on the front burner.
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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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Plastics Processing Continued Contraction in April
Despite some index components accelerating and others leveling off, April spelled contraction for overall plastics processing activity.
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FTC Panels Discuss the Green Guides, Recyclability, and Consumer Perception
Public feedback is being solicited on the definition of recyclable and other issues associated with marketing claims.
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