Metal
What Is Directed Energy Deposition?
Analyzing directed energy deposition and powder-bed fusion provides a thorough understanding of the extra machining necessary for a “near-net shape” versus a “net shape” manufacturing process.
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Protolabs Metal 3D Printing Meets Demanding Part Requirements
Rapid 2019: Protolabs’ direct metal laser sintering (DMLS) process is designed for demanding applications.
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Simulation Supports Custom 3D-Printed Knife
Build simulation revealed that distortion was likely to occur in this custom chef’s knife. Thermal shrouding and an unusual support structure were used to counter it.
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Metal Powder Industries Releases Publication on Metal AM Powder Standards
The Metal Powder Industries Foundation’s new publication describes and explains nine MPIF standard test methods for metal AM.
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Additive Manufacturing for Large Parts
Powder-bed fusion is driving the hype for additive manufacturing right now, but it may not be the best answer. Directed energy deposition is a strong contender.
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Gefertec, Linde Partner on Additive 3DMP Research
Gefertec and Linde have partnered with two other companies to research Gefertec’s 3DMP 3D printing process and ultimately determine what gas and oxygen percentage needs to be used to optimize high-production of larger titanium alloy parts.
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Volkmann's PowTrex Enables Safe Metal Powder Transfer
Rapid 2019: Designed to eliminate waste of metal powders and avoid risks when handling materials, the PowTrex from Volkmann is said to work in both normal air environments and under an intert gas.
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Brandenburg University of Technology Installs Lunovu LDM System
A Lunovu Laser Metal Deposition (LMD) system now resides at the Brandenburg University of Technology (BTU) in Cottbus, Germany, to be used by students and staff for mechanical design and manufacturing.
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Why GM’s Electric Future Is Also an Additive Future
Production capacity isn’t the only reason that additive has been slow to make inroads into the automotive industry. There is a larger barrier to entry—one that General Motors and Autodesk are working to overcome.
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How Topology Optimization Could Be the Key to Longer-Lasting Hip Implants
Hip stem implants must support the mechanical loads of the patient’s lifestyle, but should also avoid stress shielding. A team from Altair leveraged simulation, topology optimization and 3D printing to design an optimized hip stem that meets both conditions.
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