Timothy W. Simpson

Timothy W. Simpson Paul Morrow Professor of Engineering Design & Manufacturing

Reframing Post-Processing for Additive Manufacturing

Post-processing for additive manufacturing can add time and cost to production – but it can also mitigate risks.

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Smart, Fast Prototyping Informs Redesign for AM

Rapid intelligent prototyping can reveal how best to proceed when developing design guidelines for additive manufacturing.

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How Prototyping Addresses Unknowns and Reduces Risks

One benefit of metal AM is the capability to create functional prototypes in less time, enabling you to rapidly iterate on design alternatives during development.

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Adopting a Growth Mindset for Additive Manufacturing

Failures can help us learn, especially in the case of additive manufacturing. Breaking down psychological barriers like fear of failure can help AM users succeed.

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Another Giant Leap for AM — New Standards

Additive manufacturing standards help bring order and clarity to a burgeoning and chaotic field. Recently, many new ones have emerged.

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One Small Step for Metals, One Giant Leap for AM

Eliminating support structures for metal parts expands pathways to profitable AM.

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The Challenge with AM Process Substitution

Making a one to one replacement of a part with AM is rarely cost-effective. Approaches like MFAM can improve the cost curve for AM, as Tim Simpson illustrates.

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Balancing MfAM and DfAM for Metal Additive Manufacturing

For viable metal AM, users must balance design for additive manufacturing (DfAM), modifying for additive manufacturing (MfAM) and cost per kilogram.

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Basics

Plotting a Pathway to Profitable Additive Manufacturing

The cost per pound for a metal AM part may be shocking, but that knowledge is essential to plan a journey to success with Additive Manufacturing.

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Profitable Additive Manufacturing Is Not an Oxymoron

How a kangaroo, a chest implant and the cost of argon prompted a question that led to the subject of this month’s column.

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Basics

Beginning Your AM Journey: One Part to Begin the Path

Identifying the right part to begin your additive manufacturing path can demonstrate and validate the AM workflow, provide a benchmark for future work and more.

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Beginning the AM Journey: An Uphill Battle

Faster machines, cheaper feedstocks, new standards — with all of these advances, why is additive manufacturing still “an uphill battle” for so many?              

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