Peter Zelinski

Peter Zelinski Editor-in-Chief

Casting

Casting With Complexity: How Casting Plus 3D Printing Combine the Strengths of Both

Aristo Cast is advancing a mode of part production in which casting makes the part, but 3D printing enables the geometry.

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Machining

Qualification Today, Better Aircraft Tomorrow — Eaton’s Additive Manufacturing Strategy

The case for additive has been made, Eaton says. Now, the company is taking on qualification costs so it can convert aircraft parts made through casting to AM. The investment today will speed qualification of the 3D printed parts of the future, allowing design engineers to fully explore additive’s freedoms.

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Materials

Robot Deposition Makes Giant Industrial Mixer Blade: The Cool Parts Show Bonus

Wire arc additive manufacturing produces a large component formerly made through casting, and allows for redesign of its internal cooling geometry.

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Construction

500-Pound Replacement Part 3D Printed by Robot: The Cool Parts Show #50

Our biggest metal cool part so far: Wire arc additive manufacturing delivers a replacement (and upgrade) for a critical bearing housing on a large piece of industrial machinery.

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LFAM

World’s Largest Metal 3D Printer Seen at Ingersoll Grand Opening Event

Maker of large additive and subtractive machines adds capacity in Rockford, Illinois.

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Bridge Production Is Real Production

Not prototyping — it is something far more than this. The chance to launch the product into the world using additive manufacturing as the initial process delivers important new possibilities, and even keeps on delivering advantages far into the product’s life.

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Basics

Are the Seven Families Still Valid for Describing 3D Printing Processes? AM Radio #21B

A conversation about the additive manufacturing processes that do not easily fit the accepted categories, and whether this mismatch means it is time for the categories to change.

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New Electric Dirt Bike Is Designed for Molding, but Produced Through 3D Printing (Includes Video)

Cobra Moto’s new all-electric youth motocross bike could not wait for mold tooling. Parts have been designed so they can be molded eventually, but to get the bike to market, the production method now is additive manufacturing.

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Cool Parts

3D Printed Putter Tailored to the Golfer: The Cool Parts Show #49

An engineering student in South Africa used metal and polymer 3D printing in tandem to create a putter customized to the individual golfer’s swing.

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Postprocessing

How Does Heat Treating Affect Machining Considerations for a Metal 3D Printed Part?

This picture of part distortion in additive manufacturing illustrates the kind of effects that part design or machining stock allowances need to anticipate.

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Production

Can Additive Manufacturing Compete With Conventional Manufacturing on Cost?

When it can, says Evolve, the design advantages of AM find their way in. The company is beginning to ship its high-speed AM system for polymer part production.

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Design

3D Printed Ceramic Mug: The Cool Parts Show #48

MadeXBinary applies additive manufacturing to clay. The company achieves automated production of aesthetically pleasing kitchenware through digital pottery.

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