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Additive Manufacturing: Process Options and Controls. ASM Chapter Discussion 06 March 2019 Brandon A. Bouwhuis, Ph.D. Aerospace Products Manager | Burloak Technologies. Additive Manufacturing (AM). Many process options (“modalities”), all of which are sensitive to the Key Process Variables
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Additive Manufacturing:Process Options and Controls ASM Chapter Discussion 06 March 2019 Brandon A. Bouwhuis, Ph.D. Aerospace Products Manager | Burloak Technologies
Additive Manufacturing (AM) • Many process options (“modalities”), all of which are sensitive to the Key Process Variables • Feedstock • System/Printer • Consolidated Material Properties
Need for Process Control • ASTM (F42 committee) is developing many standards for AM • Materials (Ti64, AlSi10Mg, Inconel, SS316, …) • Modality (laser/powder, directed energy, …) • Practice (design, critical applications, …) • Testing (powder, parts, …) • AMS is following suit • Feedstock – Process/System – Parts • MMPDS • Working group for “process sensitive materials”
Burloak’s Approach • Two AM platforms qualified to manufacture commercial space parts • Additional AM platforms following specific qualification programs • Process development • Applying aerospace manufacturing requirements and mindset • “If it isn’t documented, it doesn’t exist” • In-house capabilities for support of process development and qual. • Materials testing, heat treating, etc.