The most common source of coating porosity is trapped, unmelted, or resolidified particles. Depending on the particle temperatures, the arriving droplets may cover the full range of liquid to solid states.
Continue readingTitanium powders produced by reducing TiO2 with magnesium in a hydrogen atmosphere
The University of Utah, Salt Lake City, announces that it recently received $3 million in funding to develop two process technologies for production of low-cost titanium powders, from the Advanced Research Projects Agency-Energy (ARPA-E) of the U.S. Department of Energy and its industrial partners.
Continue reading3-D printed aluminum electronics enclosure flies on Lockheed Martin military satellite
Lockheed Martin, Sunnyvale, Calif., announces that an electronics enclosure fabricated via additive manufacturing will be the first 3D printed part certified for service on a Lockheed Martin military satellite.
Continue readingSupercritical carbon dioxide carries thin-film coating to protect silicon
The Agency for Science, Technology and Research (A-STAR) Institute of Materials Research and Engineering, Singapore, reports that its researchers have now developed a new way to coat silicon with a layer of protective molecules using supercritical carbon dioxide (scCO2).
Continue readingCold spray of metal particles entrained in supersonic gas jet rebuilds aircraft parts
The University of Akron and Airborne Maintenance and Engineering Services, Wilmington, Ohio, announce that they have developed supersonic particle deposition, an aircraft repair method for cold spraying metal particles to rebuild the surfaces of corroded and worn parts.
Continue readingNucor invests $85 million to upgrade rolling mill at its steel bar mill in Marion, Ohio
Nucor Corp., Charlotte, N.C., announces that it will invest $85 million to upgrade the rolling mill at its Marion, Ohio, steel bar mill, which is Ohio’s largest producer of rebar and signpost, and is capable of producing over 400,000 tons annually.
Continue readingBuehler supports ASM World Training Center with metallographic and test equipment
ASM International, Materials Park, Ohio, announces that Buehler, an ITW Company in Lake Bluff, Ill., has renewed its collaboration with ASM by supporting the ASM World Training Center with new metallographic and test instruments.
Continue readingOne Minute Mentor: Control of Nitriding Potential at Low Temperatures
The graph shows the case thickness for fluidized-bed nitrided 316L samples after 8 hours of treatment.
Continue readingPraxair to apply Tribomet protective coatings to Rolls-Royce jet engine parts
Praxair Inc., Danbury, Conn., announces that its subsidiary Praxair Surface Technologies, Indianapolis, has been awarded a ten-year contract by Rolls-Royce to apply its Tribomet abrasive coatings to rotating components in jet engines for wide-body aircraft.
Continue readingMedical manufacturer chooses Ipsen Titan vacuum heat treating system
Ipsen, Cherry Valley, Ill., recently shipped a Titan H2 vacuum heat-treating system with 2-bar gas quenching to Costa Rica, where it will be used to manufacture surgical components.
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