Press-hardening methods provide lighter weight high-strength parts

Schuler Group, Canton, Mich., offers a heat-treating technology called press-hardening to increase the strength of steel parts.  In this technology, blanks or pre-formed parts are heated in a furnace to a temperature of 930°C, then placed into the press as quickly as possible, within just 10-12 seconds. The press remains closed for a few additional seconds during the forming process. During this time, the parts are cooled and hardened.   The cycle times range from 8 to 30 seconds.

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Lake City Heat Treating specializes in vacuum heat treating of stainless steels and cobalt alloys

Lake City Heat Treating, Warsaw, Ind., introduces new literature featuring its hot isostatic pressing and vacuum heat treating services. The company  specializes in vacuum heat treating of stainless steels, cobalt and nickel alloys, and vacuum heat treatable steels. Cryogenic, hot isostatic pressing, and tempering services also offered. The literature includes photos of the company’s equipment and descriptions of its capabilities and services, as well as contact information.

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Indium’s Sn-Ag-Cu-Mn solder improves drop-shock performance by 800%

Indium Corp., Clinton, N.Y., announces a new technology platform based on its SACM (Sn-Ag-Cu-Mn)  solder alloy that provides stable, microstructural improvements to the intermetallic compound layer of the solder-to-pad interface. These include a fine grain size with a thin, stable IMC layer, which translates into an 800% improvement in drop-shock performance and a 50% extension in thermal cycling.   The platform consists of Indium8.

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Flawed diamonds: gems for new technology

Using ultra-fast laser pulses, a team of researchers led by University of Arizona (UA), Tucson, assistant professor Vanessa Huxter made the first detailed observation of how energy travels through diamonds containing nitrogen-vacancy centers-promising candidates for a variety of technological advances such as quantum computing.

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Alfe helps design and heat-treat chassis and suspension for solar-powered car

Alfe Heat Treating, Fort Wayne, Ind., sponsor of the University of Texas Austin’s Solar Power Team, helped design and build the TexSun, a vehicle with an aluminum sub-frame and chassis. The 35-pound design is much lighter than the previous model’s 80-pound steel sub-frame and chassis. “The aluminum chassis was great because it is so much lighter,” said Alfe Vice President Dan Andersen.

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Compact dry screw vacuum pump has advanced temperature control

Edwards Vacuum, Sanborn, N.Y., offers the GXS dry screw industrial vacuum pump with advanced temperature control, low maintenance, and long service intervals. The  compact and highly intelligent GXS is Edwards’ most robust and economical vacuum pump for industrial applications, with pumping speeds from 160 to 3450 m3/hr. The GXS vacuum pump uses patented screw technology to deliver high vacuum performance and increased capacity from a smaller sized pump.

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Advances in Eddy Current Verification of Heat Treat Processes

Dan DeVries of Criterion NDT Inc., Auburn, Wash., presented “Advances in Eddy Current Verification of Heat Treat Processes” at Heat Treat 2013 in Indianapolis last month. The latest generation of eddy current test instruments and probes enables manufactures to perform 100% in-line inspection of heat-treated components, thus reducing warranty, scrap, and testing costs.

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Alcoa to invest $275 million at its rolling mill in Tennessee

Alcoa, Pittsburgh, will invest $275 million over the next three years to expand and convert capacity at its rolling mill in Alcoa, Tenn. The project will convert some of the plant’s can sheet capacity to high-strength automotive aluminum, as well as install incremental automotive capacity. The Tennessee expansion is scheduled to be completed by mid-2015. Much of the volume for the automotive expansion is already secured under long-term supply agreements.

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Flexible induction heating coil is designed for large unusual shapes

Ambrell, an Ameritherm company, Scottsville, N.Y., has released the flexible, 25 ft EasyCoil. It can be used with Ambrell Ekoheat induction heating systems-up to the 250 kW model-and is designed for large, oddly shaped parts that cannot be heated with a traditional copper coil. The EasyCoil is ideal for slow and bulk heating applications such as preheating, annealing, stress relieving, die heating, and much more.

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Carbon-nanotube/copper composite has 100 times the ampacity of copper alone

Researchers at the National Institute of Advanced Industrial Science and Technology (AIST), Japan, report that they have developed a high-performance composite made of carbon nanotubes and copper. Ampacity represents the maximum current-carrying capacity of a material. The composite combines the high ampacity of carbon nanotubes with the high conductivity of copper. As a result, the composite has the conductivity of copper with 100 times the ampacity of copper.

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ThyssenKrupp Aerospace announces new contract with Cessna

ThyssenKrupp Aerospace North America, Hutchinson, Kan., announces that it has entered into a three-year contract extension with Cessna Aircraft Company to remain its service provider for aluminum sheet products and related supply chain services. The company will service Cessna’s facilities in Wichita, Kan., as well as Cessna’s key subcontractors throughout the North American region.   ThyssenKrupp is a diversified technology and materials group based in Essen, Germany.

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Seco/Warwick to deliver vacuum carburizing furnace line to ThyssenKrupp

Seco/Warwick Corp., Meadville, Pa., has received an order for a CaseMaster Evolution vacuum carburizing furnace line that includes a washer/tempering unit, loaders, and line control system with single load tracking. The system is dedicated to the treatment of automotive steering system components. The contract was signed in August 2013 with ThyssenKrupp Presta de Mexico S.A. de CV, and the turnkey production cell will be delivered in the second quarter of 2014.

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Support for women in STEM

Women now make up nearly half the workforce, yet only 23% of workers in STEM-related jobs are women. A way to combat this trend is to find support from peers in a formalized way.

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Praxair to increase capacity at its New Mexico plant to 300 tons per day of liquid nitrogen

Praxair Inc., Danbury, Conn., has started up a second nitrogen plant at its facility in Kirtland, N.M., to support growing nitrogen demand in the San Juan basin, which includes southwestern Colorado and northwestern New Mexico. The new plant, along with an additional liquefier expansion to be completed later this year, will increase total capacity at the site to 300 tons per day of liquid nitrogen.

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Integral furnace innovations discussed at Heat Treat 2013

Ralph P. Poor, Surface Combustion Inc., Maumee, Ohio, presented “Batch Integral Quench Furnace Innovations: Heating, Quenching, Automation” at Heat Treat 2013 in Indianapolis. Original batch integral quench (BIQ) furnace technology was introduced in the 1950’s, and the paper covered innovations for the 21st Century.   Sealed quench furnace designs mate a quench to a carburizing hot zone, with the goal of maximizing throughput and uniform properties.

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Thin aluminum sheet foam provides 30% to 50% increase in bending strength

Researchers at North Carolina State University, Raleigh, have fabricated strong heat-resistant sheets of aluminum foam by depositing a foaming agent between two thin sheets of aluminum dotted with indentations, then heating until the agents decomposed and formed pores.  The foamed aluminum weighs about 20 to 30% less than the bulk material, yet offers a 30 to 50% increase in bending strength. The tensile strength is nearly identical to that of the original sheet metal.   Prof.

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Furnace combines low-pressure carburizing and vacuum sintering

Hoganas AB, Bruksgatan, Sweden, announces the implementation of a combined vacuum sintering and low pressure carburizing (LPC) furnace technology to provide more cost-efficient and higher quality PM component solutions. LPC also results in reduced distortions during the heat treatment process and consequently improves the overall dimensional quality and tolerances of PM components.   Chromium-alloyed powders provide a cost-efficient way to manufacture high-performance applications.

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Bruker X-ray crystallography system features high-speed data acquisition

Bruker AXS, Germany, launches the ECO series for X-ray fluorescence, X-ray diffraction, and chemical X-ray crystallography. The D8 Quest ECO X-ray chemical crystallography system features the new Photon 50 CMOS detector, which is two times larger than traditional CCD cameras. It is capable of high-speed data collection in shutterless operation mode, ensuring excellent quality of data and unprecedented data acquisition speed.

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Zwick Science Award 2013

Have you published a scientific paper related to materials testing? Zwick will reward the most innovative use of a materials testing machine for ground-breaking research. The entry deadline is November 30, 2013.   The development and use of new materials and technologies has always played an essential role. A substantial part of this development takes place in universities.

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PhoenixTM develops thermal barrier for aluminum brazing

Phoenix Thermal Measurement, Clearwater, Fla., has developed a new thermal barrier designed for use in brazing aluminum parts. It addresses the problems of protection from hydrofluoric acid produced from chemicals in the flux combining with moisture within the thermal barrier, and oxygen in the air leaking from the thermal barrier that can “pollute” the nitrogen atmosphere inside the furnace.

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IHEA announces 2013-2014 board and officers

The Industrial Heating Equipment Association, Taylor Mill, Ky., recently announced its 2013-14 Board of Directors and Officers. Serving as president (shown in the photo) is Tim Lee of Maxon, a division of Honeywell. Bob Green of Bloom Engineering was named IHEA Vice-President, and B.J. Bernard of Surface Combustion was elected Treasurer. Outgoing president Mike Shay of Elster Kromschröder, assumes the role of Past President.

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New POL converter module series introduced

Allegro MicroSystems LLC, Worcester, Mass., released a new POL converter module series. The BR200 series are thin POL converter modules with an industry standard exterior shape and footprint that are responsive to very high speed loads and compatible with ceramic capacitors. These POL converter modules have been designed with higher efficiency, increased power density and are offered in a thinner package that most competitive solutions on the market today.

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Ipsen ships 27 vacuum furnaces for aerospace, medical, and other industries worldwide

Ipsen Group, Cherry Valley, Ill., will be shipping 27 vacuum furnaces to diverse customers and regions all over the world.  Model types to be shipped include thirteen Titan  furnaces, four TurboTreater furnaces, two vertical bottom-loading furnaces, two Turbo2Treaters, two VFCK (vacuum furnace with convection heating) models, one VFS  HEQ (horizontal external quench), one MetalMaster, one Vacuum Oil Quench with AvaC carburizing, and one VTL (vertical top load) furnace.

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Induction heating machine hardens and tempers two parts in 16 seconds

GH Induction Atmospheres, Rochester, N.Y., has built an innovative induction heating machine that processes two automotive starter driveshaft parts every 16 seconds. A global automotive systems and components supplier contracted with GH IA to develop the machine specifically for a new starter driveshaft line. The design features dual vertical induction scanners with multiple power settings and scan speeds along each driveshaft.

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Universal batch intensive quenching furnace produces strong martensite case

AFC-Holcroft, Wixom, Mich., offers its Universal Batch Intensive Quenching (UBIQ) furnace, developed for the growing IntensiQuench market. Intensive quenching is a very rapid and uniform cooling of steel parts that causes the simultaneous formation of martensite throughout the whole part surface, creating a firm shell. The strong martensite case or shell minimizes part distortion.   Metallurgical processes include neutral hardening, carburizing, carbonitriding, normalizing, and annealing.

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TEM DualBeam systems enable analysis and fabrication of nanoscale devices

FEI Co., Hillsboro, Ore., introduces two DualBeam systems that feature high-quality imaging and fast analysis over the broadest range of samples. The Helios NanoLab 660 DualBeam adds capabilities for specialized applications, such as the fabrication of prototypes for nanometer-scale devices. As shown in the photo, EasyLift’s low-drift, high-precision movements allow simple and consistent creation of traditional TEM lamellae or ultra-thin lamellae via the inverted thinning technique.

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Airbrushed carbon nanofibers

Researchers from North Carolina State University, Raleigh, used airbrushing techniques to grow vertically aligned carbon nanofibers on several different metal substrates, opening the door for incorporating these nanofibers into gene delivery devices, sensors, batteries and other technologies.

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AFM/SEM/FIB system receives Innovation Award

Nanonics Imaging Ltd. (Jerusalem, Israel) announced that its triple beam integrated AFM/SEM/FIB system, the Nanonics 3TB4000, was judged one of the ten best microscopy innovations in 2013 and is the recipient of the prestigious 2013 Microscopy Today Innovation Award.

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