Peter Zelinski

Peter Zelinski Editor-in-Chief

Polymer

3D Printed Snakes Reveal Unseen Desert Wildlife (Includes Video)

At the University of Texas El Paso, a biology researcher teams up with a manufacturing technology instructor to produce rattlesnake models realistic enough to draw predators.

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Metal

Directed Energy Deposition (DED) Error Turns Nozzle Into Chess Piece — AM: Why the Failure? #3

Chess pieces are often 3D printed as demo parts, but this one was an accident! What happened? The answer involves heat transfer.

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Production

Material Innovation Is a Powerful Freedom of AM: Here Are Examples

Possibilities that were speculative a few years ago are coming true today. Applications of metal matrix composite provide an example. Recent articles explore the ongoing advance of 3D printed materials.

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AMWTF

Metal 3D Printed Part Has Unplanned Feature, Not Part of the Design — AM: Why the Failure? #2

This component for the oil and gas industry features a shelf through the lattice structure that does not appear in the CAD model. How did it get there? The answer does not involve STL, but we talk about that anyway.

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Automotive

Cadillac Blackwing Models Are First GM Cars Using Additive Manufacturing for Full-Scale Production

Three functional components are 3D printed thanks to cost savings and design freedom. Layers lines on the shift knob signify this advance.

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Composites

Lighter, Better-Performing Brake Rotor From 3D Printing: The Cool Parts Show #27

Additive manufacturing with an aluminum/ceramic composite enables a brake rotor with one-third the weight and five times the heat transfer of a typical rotor. We talk to the inventor on this episode of The Cool Parts Show.

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Mold Tooling

10 Examples of 3D Printed Tooling

Additive manufacturing can aid conventional manufacturing through the production of tooling. This article showcases 10 clever uses of 3D printed tooling.

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Tooling

How 3D Printing Will Change Composites Manufacturing

A Q&A with the editor-in-chief of CompositesWorld explores tooling, continuous fiber, hybrid processes, and the opportunities for smaller and more intricate composite parts.

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Production

For Stratasys, Acquisition of Origin Part of Strategy Focused on Production and Polymer Materials

Americas president Rich Garrity describes how the two additive manufacturing technology companies came together (COVID-19 helped), along with the value of protecting one culture while allowing another to change.

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Metal

Metal 3D Printed Part Should Be Flat, Has Bubble — AM: Why the Failure? #1

What should have been a straightforward application of laser powder bed fusion to make a simple component in 316L stainless steel turned into a printing fail. See why the failure happened.

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Implants

3D Printed Scapula Customized for Patient: The Cool Parts Show #25

A patient treated for a tumor of the shoulder blade was able to preserve full use of the arm thanks to an implant tailored to the precise form of the original scapula and made through electron beam melting.

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Cool Parts

Autonomous Underwater Vehicle With 3D Printed Hull: The Cool Parts Show #24

Our first episode of The Cool Parts Show from inside a 3D printer! Big Area Additive Manufacturing (BAAM) produces exterior components of a robot submarine and changes how this AUV is marketed.

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IMTS
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