Friction rolling additive manufacturing (FRAM) is a solid-state additive manufacturing technology that plasticizes the feed and deposits a material using frictional heat generated by the tool head. The thermal efficiency of FRAM, which depends only on friction to generate heat, is low, and the thermal-accumulation effect of the deposition
Additive manufacturing (AM) is an important technology in Industry 4.0. In recent years, solid-state-based additive friction stir deposition (AFSD) has attracted much attention, as it can avoid the inherent defect of melting and rapid solidification in electron beam-based or laser-based AM technologies. The macro and micro laws, finite
Given the limitations in fusion-based metal additive manufacturing, researchers have sought to employ solid-state additive manufacturing approaches for printing Ti-6Al-4V. Along that vein, cold spray has been attempted ( Goldbaum et al., 2012 ), which is based on successive high-speed impacts of micro-scale Ti-6Al-4V particles onto
In this study, a novel solid-state additive manufacturing process, being referred to as Friction and Rolling based Additive Manufacturing (FRAM), was developed to print AA6061. The method developed here achieved heat generation and continuous material addition simultaneously, using a modified horizontal CNC machine.
In this assessment, novel applications of solid-state technology based on friction-stir processing (FSP) principles are appraised for use in additive manufacturing
Yes, provided the AM process is solid state. That is, provided the state of the material does not have to change between solid and liquid as a requirement of the 3D printing process. This is the advantage and the promise Tri-D Dynamics sees in cold spray metal AM. This process involves no melting, making it possible to build solid components
Solid-state additive manufacturing could just be the next advance for AM processes based on melting. The fiber-optic sensor embedded via UAM allows the "smart" build plate to capture data like temperature spikes during the powder-bed fusion printing process. Images: Fabrisonic. New opportunities are coming thanks to 3D printing
In contrast, in the solid-state AM (SS-AM) processes, the material is not melted (Tuncer and Bose 2020); instead, 3D structures are built up using other mechanisms, such as fric-tion, pressure, and velocity. A wide variety of engineering materials, such as ceram-ics, metals and alloys, polymers and their composites, and metal matrix composites
Highly stable nanoscale amorphous microstructure at steel-aluminum interface enabled by a new solid-state additive manufacturing method. Author links open overlay panel M. Zhang a b, F.C. Liu a b, Z.Y nanoscale interfacial layer of the Fe-Al bimetallic structures fabricated by a newly developed modified friction stir additive
After, that for the next few layers the solid-state phase transformation can cause multiple cycles of diffusionless β ⇔ α′ depending on the cooling rate. Ideally, the final product should be a mix of α′, α, and β phases.
Cold spraying (CS) has been widely accepted as a promising solid-state coating technique in last decade for its mass production of high-quality metals
The aim of this paper is to provide a short review of the major solid-state mechanical deformation-based AM processes, such as ultrasonic-assisted, friction stir
The text focuses on discussing the solid-state deformation behavior of materials in additive manufacturing processes. It highlights the process optimization and bonding of different layers during layer-by-layer deposition of different materials in Solid-State. It covers the design, process, and advancement of solid-state additive manufacturing methods.
Solid-state additive friction stir deposition (AFSD) is a thermomechanical-based additive manufacturing technique. For this study, AFSD was utilized to produce aluminum alloy 6061 (AA6061) blocks
Additive manufacturing experiments (laser powder bed fusion) are conducted using produced A356 aluminum powders, demonstrating the printability of produced powders in additive manufacturing. The microhardness of the printed parts for five different process parameters is measured to be 45% higher than the raw material on
Technology Overview. MELD Manufacturing holds more than a dozen patents for the MELD technology, a truly novel and innovative process for metal manufacturing. Traditional processes melt metal, introducing weakness and other issues. MELD makes the material malleable without melting, offering stronger, better quality
This chapter delves into the principles of solid-state sintering in metal additive manufacturing. Sintering plays a vital role in transforming loose or bonded
Solid-State Metal Additive Manufacturing: Physics, Processes, Mechanical Properties, and Applications provides detailed and in-depth discussion on
Solid-State Metal Additive Manufacturing: Physics, Processes, Mechanical Properties, and Applications provides detailed and in-depth discussion on different solid-state
Nanostructure Evolution in AA7075 Alloy Produced by Solid State Additive Manufacturing – Additive Friction Stir - Deposition - Volume 27 Issue S1 To save this article to your Kindle, first ensure coreplatform@cambridge is added to your Approved Personal
The text begins with a high-level overview of solid-state metal additive manufacturing with an emphasis on its position within the metal additive manufacturing spectrum and its potential for meeting specific demands in the aerospace, automotive, and defense industries. Next, each of the four categories of solid-state additive technologies
The current and potential applications of cold spray for various material systems are discussed and summarized in this chapter, including surface enhancement,
Although many AM process rely on powder-based beam melting or sintering methods, recent innovations in solid-state AM approaches such as Additive Friction Stir Deposition (AFS-D) provide unique capabilities to additively manufacture [[1], [2], [3]] or repair alloys [4] with wrought-like properties while avoiding the liquid-solid phase
This work analyzes a novel solid-state manufacturing approach of a friction stir additive manufacturing (FSAM) technique for fabricating multiple layers of alternating gradient composite structure using alternate layers of AA6061-T6 and AA7075-T6 aluminum alloys of 3 mm thickness. The evolution of the microstructure along the
Additive manufacturing (AM) is an important technology in Industry 4.0. In recent years, solid-state-based additive friction stir deposition (AFSD) has attracted much attention, as it can avoid the
This article discusses the formation of defects within metal additive manufacturing, namely fusion-based processes and solid-state/sintering processes. Defects observed in fusion-based processes include lack of fusion, keyhole collapse, gas porosity, solidification cracking, solid-state cracking, and surface-connected porosity.
The solid-state nature of Fabrisonic''s welding process allows UAM to readily bond aluminums (2xxx, 3xxx, 5xxx, 6xxx, 7xxx) and coppers. Additionally, all Fabrisonic''s SonicLayer machines are based on traditional three-axis CNC mills. Thus, the welding process can be stopped at any point and 3D channels can be machined.
An innovative approach to build a high-performance, thermally stable Al-8Ce-10Mg (wt.%) alloy via friction-stir based solid-state additive manufacturing, called additive friction stir deposition, has been demonstrated in this study. The deposited material displayed 22% higher yield strength and 181% improvement in ductility as compared to
FFSAM is advanced solid-state additive manufacturing for the printing of macro-scale components for large stress-bearing situations. With the FFSAM, layer by layer printing of polymer and metal sheets convert to paste phase and join together as a uniform structure. With this process, during printing of hybrid structure, nanocomposite polymer is
Solid-state additive manufacturing (AM) via friction stir based processes is gaining increased attention as these techniques are feasible for several similar and dissimilar material combinations and induce significantly lower energy input to the subjacent structure than
In this Account, we discuss the structural repair enabled by solid-state metal additive manufacturing, focusing on (i) cold spray, which is a relatively established process, and (ii) additive friction stir