Keyword: Extrusion

Briefs: Transportation

An advanced manufacturing process was developed to produce nano-structured rods and tubes directly from high-performance aluminum alloy powder in a single step. Using a Solid Phase Processing...

Briefs: Electronics & Computers

Shear Assisted Processing and Extrusion (ShAPE™) allows creation of wire, bar, and tubular extrusions that show significant improvement in material properties; for example, magnesium extrusions have...

Briefs: Materials
Composite Advances Lignin as Renewable 3D Printing Material

Lignin is the material left over from the processing of biomass. It gives plants rigidity and also makes biomass resistant to being broken down into useful products. Researchers combined a melt-stable hardwood lignin with conventional plastic, a low-melting nylon, and carbon fiber to...

Application Briefs: Manufacturing & Prototyping
Minalex Corp.
Whitehouse Station, NJ
www.minalex.com

In PyeongChang, South Korea this month, competitors representing 89 countries will be competing for Olympic gold....

Briefs: Manufacturing & Prototyping

A low-cost 3D bioprinter was built by modifying a standard desktop 3D printer with a syringe-based, large volume extruder (LVE). The extruder works with most open-source fused deposition modeling (FDM)...

Briefs: Energy

Nanofibers are useful for any application that benefits from a high ratio of surface area to volume, such as solar cells that maximize exposure to sunlight, or fuel cell electrodes that catalyze...

Briefs: Test & Measurement

NASA Langley Research Center has developed a test station capable of in-situ testing of material deposition and layer adhesion in an extrusion additive manufacturing process. The technology addresses the problem of...

Briefs: Manufacturing & Prototyping
Additive Manufacturing Facility for Utilization Primarily in Microgravity Environments

The purpose of this innovation is to create the ability to manufacture off Earth, primarily in a microgravity environment. This additive manufacturing facility (AMF) will have the capability to build tools, parts, experimental hardware, and upgrade hardware...

Briefs: Manufacturing & Prototyping

Magnesium is 75 percent lighter than steel, 33 percent lighter than aluminum, and is the fourth most common element on Earth behind iron, silicon, and oxygen. But despite its light...

Application Briefs: Motion Control

Deciding between a gantry and a robot for your application isn’t always as clear-cut as it may seem. To automate a simple, yet time-consuming and potentially dangerous task in...

Briefs: Mechanical & Fluid Systems
On-line Phased Array Ultrasonic Testing (PAUT) System for Friction Stir Welding (FSW)

Friction Stir Welding (FSW) is a relatively new solid-state welding process, and many industries are now relying on this technique to produce advanced structures. Industries employing this technique include, but are not limited to, aeronautical, motor vehicle,...

Briefs: Materials

NASA's Langley Research Center has developed a method for producing multifunctional, structural, thermally stable...

Briefs: Software

Researchers from Harvard University's John A. Paulson School of Engineering and Applied Sciences (SEAS) and the Wyss Institute of Biologically Inspired Engineering have developed a...

Articles: Photonics/Optics

Additive manufacturing (AM), also known as 3D printing, is quite literally one of the most innovative technologies revolutionizing manufacturing today, in terms of both industry...

Briefs: Manufacturing & Prototyping
Thermal Stir Welding Process

NASA's Marshall Space Flight Center is developing an improved joining technology called thermal stir welding that improves upon fusion welding and friction stir welding. This new technology enables a superior joining method by allowing manufacturers to join dissimilar materials and to weld at high rates. NASA's...

Briefs: Manufacturing & Prototyping

NASA scientists have designed a novel heat treatment process that significantly improves the formability of high-performance aluminum-lithium (Al-Li) 2195 alloy plate...

Briefs: Mechanical & Fluid Systems
Safety Drain System for Fluid Reservoir

Researchers at NASA’s Marshall Space Flight Center have developed a system that reduces the entrapment risks associated with a pool or spa’s recirculation drain. The technology prevents hazards caused by suction forces on the body, hair, clothing, or other articles. Employing a novel configuration of...

Briefs: Manufacturing & Prototyping

NASA has developed a versatile method and associated apparatus for constructing and using a conductive filament in various applications of 3D printing. It uses an attractive polymer...

Briefs: Materials
Processing and Manufacture of Inorganic-Organic Hybrid Syntactic Structural Cryogenic Insulator

Reducing the cost and weight of launch structures is essential to meeting NASA goals for reliable access to space. Currently, separate systems are used for structure and pressure containment, cryogenic insulation, and high-temperature insulation. One...

Briefs: Manufacturing & Prototyping
Method for Fabricating Metallic Panels with Deep Stiffener Sections

This innovation integrates existing highperformance metallic materials and manufacturing technologies (all of which are now certified and used to produce thinner stiffened panels for launch vehicle structures) in a novel manner to allow fabrication of more structurally efficient...

Briefs: Manufacturing & Prototyping
In-Situ Mixing, Degassing, Decavitation, and Extrusion Modules for Fused Deposition Modeling 3D Printers

Additively manufactured 3D articles of certain high-temperature polymer composites such as ULTEM 1000 reinforced with chopped carbon fibers and printed by current state-of-the-art Fused Deposition Modeling (FDM) printers, suffer significantly...

Briefs: Manufacturing & Prototyping
Process for 3D Printer Filament Fabrication

Conventional filament extrusion processes are unsuitable for recycling materials on the International Space Station due to requirements for continuous monitoring and tuning, as well as poor filament dimensional control. The Positrusion process recycles scrap or waste thermoplastics into filament for 3D...

Briefs: Manufacturing & Prototyping

With the correct selection of composition, some bulk metallic glasses (BMGs) have been demonstrated that have excellent combinations of hardness, fracture...

Application Briefs: Photonics/Optics

Applications for 3D machine vision are rapidly expanding in a variety of industries for several reasons. The first is that vision systems can lower production costs by increasing yields and/or...

Briefs: Materials
Microgravity Storage Vessels and Conveying-Line Feeders for Cohesive Regolith

Under microgravity, the usual methods of placing granular solids into, or extracting them from, containers or storage vessels will not function. Alternative methods are required to provide a motive force to move the material. New configurations for microgravity...

Briefs: Materials
Manufacturing of Nanocomposite Carbon Fibers and Composite Cylinders

Pitch-based nanocomposite carbon fibers were prepared with various percentages of carbon nanofibers (CNFs), and the fibers were used for manufacturing composite structures. Experimental results show that these nanocomposite carbon fibers exhibit improved structural and...

Products: Lighting

Evonik Cyro LLC (Parsippany, NJ) recently announced the launch of ACRYLITE® LED, molding and extrusion compounds designed specifically for LED lighting applications. By offering ACRYLITE® LED in both...

Briefs: Materials
High-Thermal-Conductivity Fabrics

Heat management with common textiles such as nylon and spandex is hindered by the poor thermal conductivity from the skin surface to cooling surfaces. This innovation showed marked improvement in thermal conductivity of the individual fibers and tubing, as well as components assembled from them.

Products: Lighting

Green Watt Power (Concord, CA) has announced the GLC-150 Series of AC/DC LED power supplies. The GLC-150 Series has a universal / full range AC input voltage of 100 — 277 VAC. The power supplies offer 150W output power and...