Peter Zelinski Editor-in-Chief

Peter Zelinski Editor-in-Chief

Peter Zelinski helped to launch Additive Manufacturing in 2012. As the brand’s editor-in-chief, he is exploring the advance of 3D printing as a means of industrial production. He has been writing about manufacturing technology for more than two decades, and he also serves of editor-in-chief of Modern Machine Shop, a sister publication focused on metalworking and CNC machining. He holds a degree in mechanical engineering from the University of Cincinnati.


Metal AM

The Cool Parts Show, Episode 1: This Rocket Fuel Injector Is a Solid Part That Contains a Working Motor

Our new video series debuts with a look at a solid metal part made through additive manufacturing that was built with a motor embedded inside. The motor sealed within the part adjusts the rocket’s fuel mixture while the rocket is in flight.

Metal AM

Velo3D: Avoiding Support Structures Means Metal AM Can Be a Solution for Direct Part Replacement

Because of the extent of the redesign they might call for, support structures can be an impediment to AM adoption. Reducing the need for support structures increases the viability of 3D printing for current parts.

Automotive

Video: Additive Manufacturing Expands Design Possibilities for Automotive Lighting

Automotive lighting maker Varroc Lighting Systems describes the impact 3D printing instead of injection molding will have on car features such as headlights.

Materials

As 3D Printing for Production Becomes Practical, the Attention in Materials Shifts to Practical Concerns

Recent posts relate to ensuring sufficient materials supply for production, certifying processes for AM materials, and even whether the properties of polymer AM include the ability to hold a screw.

Videos

AM at Jabil: From 3D Printing Materials to Distributed Manufacturing

One of the largest manufacturers in the world has made a significant investment in 3D printing — both as a user and an advancer of this technology. Our original reporting dives into the what and why of additive manufacturing at Jabil.

Production

10 Questions About Additive Manufacturing for Production with Jabil’s John Dulchinos

“We’re in this for the long haul,” he says. Here are the challenges facing 3D printing for production, and here are the ways those challenges will be overcome.

Production

Additive Manufacturing Is Succeeding in Production! Here Are Examples

We are no longer predicting that additive manufacturing will be used in production — because it already is. Find real stories of 3D printing for full production at AM's leading edge in this collection. 

Videos

Video: Can 3D Printed Parts Hold Self-Tapping Screws?

Automotive light maker Varroc Lighting Systems will soon begin using additive manufacturing for plastic production parts fastened into assemblies. Here are the results of its tests with self-tapping screws.

Production

Video: More Than Just 3D Printing—An Additive Manufacturing Conference Recap

Editor-in-Chief Peter Zelinski and Senior Editor Stephanie Hendrixson cover the extent to which additive manufacturing is closing in on production as well as their impressions from the first full day of the 2019 Additive Manufacturing Conference + Expo.

Polymer AM

Jabil Prepares for Production AM: It’s Down to the Basics Now

Jabil is getting ready for additive manufacturing to take its place as a production option in addition to conventional processes such as molding and machining. AM can and will fill this role, the company says — the focus now is on controlling cost and assuring quality and reliability.

Metal AM

Video: Controlled Porosity Can Be Functional Advantage Realized via 3D Printing

A wall of metal that looks solid is actually 90% dense, allowing gas to pass through. Mold venting is one application.

Videos

Video: The STL File Can Produce Surface Defects in 3D-Printed Parts

Timothy Simpson of Penn State University discusses the influence of model definition in additive manufacturing and what to do about its effects.