Evan Doran Associate Editor

Evan Doran is an associate editor with Modern Machine Shop. He started with Gardner Business Media in August 2020, writing for several of its publications before officially joining the MMS team in 2021. He graduated from Miami University in 2018 with a B.A. in Creative Writing and Professional Writing. He also holds a graduate certificate in Professional Writing from the University of Cincinnati.

Polymer 1 Apr 2022

3D Printed Bobsled Helmet Improves Safety, Lowers Weight

Additive manufacturing enabled researchers to develop custom-fit bobsled helmets with lattice linings that increased impact resistance and lowered weight.

Metal 2 Mar 2022

Powder Comparison: Standards for DED Material Substitutes

What powder properties lead to performance similar to a DED powder? Basic flowability energy, particle density and particle morphology are key candidates.

Composites 14 Dec 2021

Setforge Begins Hybrid Series Production of Composites

Hybrid composite manufacturing has enabled Setforge to expand into new markets with cost-competitive parts that handle higher specific loads than steel.

Sand 13 Nov 2021

Finland Sees Swifter Castings Through Hybrid Manufacturing

Combining sand 3D printing with casting has enabled Hetitec Oy to meet the underserved small-batch Finnish casting market — in some cases, producing high-priority parts in under a week.

LPBF 30 Oct 2021

Precision LPBF Improves Watch Component Part Performances

Partnering with AddUp has enabled watch part maker Kif Parechoc to use laser powder bed fusion to manufacture parts with improved mechanical performance using less material.

Postprocessing 22 Oct 2021

Simulation Prevents Expensive Hybrid Manufacturing Errors

Errors while finish-machining additively manufactured parts can waste production time and tens of thousands of dollars. Vericut has enabled Keselowski Advanced Manufacturing to avoid these mistakes.

Implants 16 Oct 2021

New Materials Support Medical-Grade Polypropylene Extrusion

PPprint’s latest portfolio of polypropylene grades support extrusion AM use for custom medical parts, like orthotics and orthopedic aids.

Metal 9 Oct 2021

What Are the Unexplored Frontiers of AM Lattice Fabrication?

A recent literature review discovered that most research into AM lattices is limited to PBF in metal and extrusion in polymer — and that experiments could be underestimating in-service lattice mechanical behavior.

Production 18 Sep 2021

Micro 3D Printing Slashes Costs, Lead Time for Medical Part

Micro 3D printing enabled AntiShock to produce a small-dimension, high-detail part with greater accuracy than SLA and at 20% of the cost of CNC production.

Energy & Power 26 Nov 2021

Fluid Dynamics Software Optimizes Duct Airflow, Saves Energy

Siemens’ Star CCM+ fluid dynamics software enabled Siemens and HP to optimize the air flow within a 3D printed air duct for cooling HP’s Multi Jet Fusion printers.

Basics 14 Aug 2021

AM Material Certification Database Cuts Redundant Testing

UL’s Blue Card program provides a reliable, transferrable set of test results for plastic materials used in additive manufacturing — so long as the user’s printing parameters match the tested parameters.