Additive manufacturing of tools using a laser powder bed fusion process offers a great number of advantages: It is economical, precise and allows for customized solutions. Creation of a surface with a high load-bearing capacity and good lubricating properties. When you hear the term ‘manufacturing’, the immediate scene that comes to your mind is machining a solid block of material to the required shape using a machine and the chips are taken out as scrap. In contrast with the traditional subtractive manufacturing which removes material from a bulk material to form a required shape, AM uses wires or powders as feedstock, build the material. Loose or unfused powder is removed during post processing and is recycled for the next build. Representative technologies include laser metal deposition and selective laser sintering that make metal powders melt in order to form diverse 3D structures. Learn what. Add up to six Supfina attachments. 22, 2023 (GLOBE NEWSWIRE) -- The global Additive Manufacturing (AM) with metal powders market exhibited a market size of USD 3476. This is precisely the feature that produces the unique characteristics of a perfectly machined surface. Superfinishing brushes. 254 mm thickness in most cases and, only for some materials, of 0. Supfina 90. The production of novel types of complex shapes is nowadays enabled by new manufacturing paradigms such as additive manufacturing, also known as 3D printing. 27 billion by 2030, representing a CAGR of 20. Necessary cookies are absolutely essential for the website to function properly. 4 Metal Additive MethodsSetting Up Shop. Often considered the simplest technique for case hardening, the process is commonplace in aircraft. The crown on the specimens was also measured after the superfinishing step. One-off or short-run parts are possible without tooling. Non-Destructive Testing of Additive Manufactured Parts. Superfinishing is a chip removing machining process. Pretreatment & Paint Line Solutions. Additive manufacturing (AM) has developed rapidly since its inception in the 1980s. For instance, DMG MORI combines DED (powder feed and laser) with five-axis CNC. For example, it makes classic tool making largely superfluous, enables the rapid production of complex structures and a high degree of individualization and flexibility. ) on DirectIndustry, the industry specialist for your professional purchases. We are committed to superior quality and excellent customer. By joining block segments b. The seventh annual Additive Manufacturing Strategies (AMS 2024) networking business summit takes place February 6-8,. 1. 1. Keywords: additive manufacturing, superfinishing, aerospace, space, propulsion, superalloys. Metal powder b. Whether fixed in place, manually adjustable or NC controlled, as many as six Supfina attachments for stone and tape finishing can be used at the same time as brushing and polishing attachments. About us. Metal powder b. It is the opposite of subtractive manufacturing, in which an object is created by cutting away at a solid block of material until the final product is complete. Additive Manufacturing. Advances in Additive Manufacturing and Tooling. Research Your Options. Additive manufacturing (AM) technologies are challenging many existing manufacturing approaches and revolutionizing the means with which scientists and engineers can address research questions across multiple disciplines [1]. Dr. 54 gear ratio. Thus, MMP technology proves its prowess in the real-life. ) Metallographic specimen preparation and analysisMachining is, therefore, required both to maintain dimensional accuracy and to improve surface finish. In this session, learn about how Autodesk is integrating design into the manufacturing process. 2. However, currently, only a few alloys can be reliably additively manufactured as the vast majority of the alloys in use today are not explicitly designed for this manufacturing route. From simple deburring, edge-honing, smoothing and polishing through to high performance superfinishing, precision engineers are assured a fast and efficient service. Our products and services for additive manufacturing are grouped into the following business segments: Laboratory Services (Galvalytics) We support customers in their process- and production control . Modular system. m ~50μm, while the surface roughness of parts by subtractive manufacturing is usually below Ra 2. Creation of a surface with a high load-bearing capacity and good lubricating properties. The Metal Additive Manufacturing (Metal AM) Industry is revolutionizing manufacturing processes and part design. Thus, the combination of nitriding and isotropic superfinishing is able to create a high-performance isotropic superfinished surface that retains the greatly improved mechanical qualities imparted by the nitriding process. In 2018, GE Aviation already produced over 23,000 flight-quality. The linear and fast movement ensures constant stock removal from the workpiece and uniform stone resharpening on the superfinishing stone. The nozzle had been made from 20 parts and was turned into one, resulting in a 25% weight reduction. Its attributes give it the potential to impact. : - 126540319070 Date: - 07/July/2014 V. In this context, laser powder bed fusion (LPBF) is one suitable AM process. and Peter, William H. This is a digital model of the object to be manufactured. S. Isotropic Super-Finishing. The software will first create a design known as a Computer-Aided Design (CAD). Valuable contribution to Aerospace engineering #aerospace additive manufacturing #additivemanufacturing 3D printing #3dprinting… Dharmesh Bhutani on LinkedIn: #aerospace #additivemanufacturing #3dprinting #superfinishing…The additive manufacturing process based on plasma powder arc welding belongs to the additive manufacturing processes of the Direct Energy Deposition (DED) processes and here to the subgroup of arc-based processes (DED-Arc) [5,6,7]. Our coverage is aimed at manufacturing leaders. The paper sets out a method aiming at identifying an optimal process window for additive manufacturing, while considering its. 5100 / 3300. More than 50% of the worldwide engineering businesses revealed that they had increased their usage of 3D. A product starts out as a block of material large enough to make the part. Supfina 90. 3D model: Each student will identify a small assembly from the institute workshop/laboratory. Although numerous well-known advantages of 3D additive. - profiled for concave or convex machining. Our super-motivated India team will be at the ENGIMACH to welcome you under Debnath Goswami’s leadership! There is so much going on in India. As a rule the objective of these applications is to give the workpiece a certain quality of surface finish ( e. About us; For your success. During this process, the powder is deposited layer-by-layer (~20–150 µm thick), and a laser beam (either continuous or pulsed wave) is applied to selectively melt the desired region. Primary Topics: Design for additive manufacturing Simulation for additive manufacturing Presenters: Ryan Abel Product Technical Specialist, Fusion 360 Ryan Abel has 20 years of Design, Engineering and Manufacturing experience. Regards, TerryThe micro machining process is typically used for two applications: SuperPolishing, which makes it possible to automate the traditional polishing process and SuperBrightning, which generates new topography of the surfaces. This technology has been used predominantly for research, prototyping or advanced applications in the. Metal and composites 3D printing 3D printing solutions for health care. Processing of materials (e. On the business. Metal 15 Nov 2023. Z. b. Paper Mill Cleaning. Additive Manufacturing. In 2013, GE Aviation adopted metal AM for their production line [2]. sales@sandwell-uk. Editor’s note: “Qualification” for parts made additively refers to and includes a variety of activities — which may or may not. The process produces a uniform mirror-like finish on hardened steel parts that reduces friction, contact fatigue and stress risers. SURFACE FINISHING PROCESSES FROM SOURCE. In contrast to the classic lathe turning and grinding methods, there is full surface contact between the tool and the workpiece. [] In 2021 they published 19,592. Pros and Cons of Additive and Subtractive Manufacturing Pros of Additive Manufacturing. Additive manufacturing requires strict control of the entire process from powder through AM build and post-processing. Metal additive manufacturing (AM) is a disruptive manufacturing technology that opens the design space for parts outside those possible from traditional. Additive manufacturing enables the manufacturing of parts with complex geometries that are not easy to be manufactured by conventional methods such as machining or forging. This category only includes cookies that ensures basic functionalities and security features of the website. Super-finishing – often called CASF (Chemically Accelerated Surface Finishing) is a means of regaining those losses by producing a superfine finish where it is most needed. Metal Additive Manufacturing (AM) processes alone cannot usually meet surface roughness requirements. The pneumatic oscillator delivers very high frequency (1600-5100 strokes minute), short amplitude (0. Superfinishing and/or shot peening of gear tooth flanks and roots removes the tiny corrosion pits in those highly stressed surfaces, that are an inevitable result of the manufacturing process. Additive manufacturing (AM) is a much discussed and researched topic by the present advanced manufacturing research fraternity. Materials3. Technology Field Manager Additive Manufacturing and Surface Technology. This paper discusses using a non-abrasive, high density media in conjunction with an isotropic superfinishing (ISF) chemistry. Molten plastic and more. For the superfinish processing of ground and finely turned surfaces, also for tapered roller bearings with small undercuts. But not one that is comparable to any other. These processes are performed manually or, more commonly, with the help of a computer. The equipment will then take this CAD file and. Join us for the Laser Symposium and ISAM 2023 and connect with colleagues and experts alike. Fig. Introduction. However, the industry faces challenges as it seeks to move into new and more challenging applications. REM Surface Engineering and Additive Manufacturing. Microscale AM is one of the fastest-growing fields of research within the AM area. By comparing AM with traditional. Superfinishing is also better suited at sealing workpieces than other finishing processes. BASELINE SPECIMENS. Metal Additive Manufacturing has for a number of years been seen as a way to reduce costs, increase capabilities and advance the state of the art for rocket propulsion applications. Supfina. 3-axis CNC machine: A 3-axis CNC uses a combination of three directions, known as the X, Y,. Industrial machines & equipments. Institute for our above-average research and patenting activities. Primary Topics: Design for additive manufacturing Simulation for additive manufacturing Presenters: Ryan Abel Product Technical Specialist, Fusion 360 Ryan Abel has 20 years of Design, Engineering and Manufacturing experience. This industry touchstone conference brings together AM stakeholders from all over the world. Electric Power Finish The REM ® Process is REM Surface Engineering’s original, break-through chemically accelerated surface finishing technology for traditionally manufactured components. Biocide - Organic. 3. By safely removing these microscopic peaks, the Super Finishing process leaves a much more uniform surface that reduces friction and allows for increased lubrication capability. Considerable progress has been made in the development and commercialization of new and innovative microscale AM processes, as well as several. Additive manufacturing OEMs such as HP’s metal jet are learning from these established workflows and adapting them for printed parts. When precise accuracy and/or surface finish are required, grinding is often used. A product starts out as a block of material large enough to make the part. Measure the. The pneumatic oscillators have a lower mass. As a full-range supplier, Supfina not only automates its own equipment with clever systems, but also integrates value-adding and upstream and downstream processes. The material-conversion processes usually start with a forging or forming process followed by soft (green) machining to create the desired form and. Superfinishing is an imprecise term for a range of manufacturing techniques that produce enhanced surface finishes. Metal 15 Nov 2023. Are you looking for a way to make a. Additive Manufacturing (AM), allowing the layer-by-layer fabrication of products characterized by a shape complexity unobtainable with conventional manufacturing routes, has been widely recognized. Super Finishing removes the asperities that are inherent in the manufacturing process. In this session, learn about how Autodesk is integrating design into the manufacturing process. The additive machine shop is led by Aaron Glanz and consists of eight machinists on first shift, seven on second, and two on the weekends with plans to add more. These values of layer thickness are higher than the ones used in stereolithography (0. Whether single or interlinked, our machines provide the right solution. Additive Manufacturing. It can be done in a variety of processes in which material is deposited, joined or solidified under computer control, with the material being added together (such as plastics, liquids or powder grains being fused), typically layer by. Additive manufacturing (AM) is currently perceived as a disruptive technology in production engineering. Surface Finishing of Additive Manufactured Parts Additive Manufacturing (3D Printing) is now an established technology for prototyping and production. Metal additive manufacturing (AM) or 3D printing is one of the digital technologies in the fourth industrial revolution – so called the ‘Industry 4. BenefitsBending FatigueCorrosionDurabilityLambda RatioLoss of LubricantMicropittingNitrided White Layer RemovalNoise. How isotropic superfinishing works. : +1 401-294-6600 [email protected] use of conventional manufacturing methods is mainly limited by the size of the production run and the geometrical complexity of the component, and as a result we are occasionally forced to use processes and tools that increase the final cost of the element being produced. These prototypes are used as test models before it is finalized as well as sometimes as a final product. Additive Manufacturing (AM) has been identified as a disruptive technology, that enables the transition to Industry 4. In the current state-of-art, printed parts have rough surfaces, and burrs. REM Surface Engineering, US. manufacturing methodologies. helps the green development of the new energy vehicle industry. Its form changes in the machining process, but its inherent material properties are already set. Rahmati, in Comprehensive Materials Processing, 2014 10. With 11 technologies and over 90 3D printing materials, Shapeways offers a wide range of additive manufacturing services, with resources designed to suit any project–whether designers and engineers are in the business of. use of a chemical additive could increase the material removal rate and improve the surface roughness when compared to a lubricant. Consortium Successfully Implements Automated AM Production Line at BMW Group. 1 Magnetic Abrasive Finishing 6. Like with many manufacturing technologies, improvements in computing power and reduction in mass storage costs paved the way for processing the large amounts of data typical of modern 3D Computer-Aided Design (CAD) models within. No matter your workpiece properties, the Supfina Spiro offers an ideal fine grinding solution for your most stringent tolerance and material requirements. The process removes surface finish peaks and provides. Hybrid systems most often consist of a machine tool such as a mill or lathe, or a robot arm, that is equipped with a directed. Additive manufacturing (AM) processes allow complex geometries to be produced with enhanced functionality, but technological challenges still have to be dealt with, in terms of surface finish and. Just like subtractive CNC tools, additive manufacturing. 1. Supfina Grieshaber has many decades’ experience of superfinishing using stones and tapes as well as in economical machining systems for double-sided and tape grinding operations. These robust, low-cost, multi-purpose machines have small space requirements and smooth-running properties. Modular system. For the work. (2) Additive nano-manufacturing based on laser induced chemical deposition, and (3) Fatigue crack initiation modeling of a manufactured component. The answer has to do with depths of cut. Whilst Additive Manufacturing is undoubtedly having a huge impact on the design and manufacture of rocket propulsion systems, most notably combustion chambers and nozzles, the Achilles’ heel of all AM process is currently as-built surface finish. The ultra-fast pulsed technique is the extension of LST to improve its texturing performance. Introduction. Understanding the detection mechanism of hole defects in metal additive manufacturing (AM) components is of great significance for the detection of metal AM. It is expected to reach US$9. Search Logic: All products with ANY of the. Latest Issue | Additive Manufacturing. Turbine Forum 2024. A very fine grit stone or several fine bonded stones are rubbed against the surface of the workpiece. Supfina North America Tel. Processing of materials (e. Figure 11. The most common term for additive fabrication is rapid prototyping. Using h-LPBF. Cylindrical rollers. There is little doubt that gears will be made via AM in the future. Latest Issue | Additive Manufacturing. Standard machining stainless steel was provided by Good Fellow; 316L stainless steel from Laser Additive Manufacturing was manufactured by BV Proto (Belfort, France), and Thermal Spray Coating samples were supplied by IRTES-LERMPS (Sevenans, France). Furthermore, additive manufacturing uses various materials depending. These failures always occur at the weakest point on a component where high-stress concentrations and/or surface initiation. Additive Manufacturing (AM) came about as a result of developments in a variety of technology sectors. Austenitic stainless steel (type 316L) from 3 different manufacturing processes was used in this study. Additive Manufacturing or 3D printing, is a process where components, products, or parts are built up layer by layer by the selective deposition of materials. The ISF Process is a suite of chemically accelerated surface finishing and polishing technologies that generate low Ra surfaces with non-directional/isotropic surface textures and exceptionally high bearing ratios. ISF® – Isotropic Superfinishing is a chemically accelerated finishing method developed by REM Chemicals, that generates a non-directional low Ra surface. Depending on the workpiece dimensions, hundreds of rollers per minute can be machined in the centerless through-feed process. The material could be a polymer, concrete, metal or even a composite. Additive vsSubtractive Manufacturing Figure: Features that represent problems using CNC machining. From simple deburring, edge-honing, smoothing and polishing through to high performance superfinishing, precision engineers are assured a fast and efficient service. Additive manufacturing is an emerging technique for manufacturing complex shapes rather than traditional manufacturing procedures due to the tool free manufacturing method. As such, Isotropic Super-Finishing is the process of creating a uniform, non-directional (isotropic) finish on a metal surface. In this session, learn about how Autodesk is integrating design into the manufacturing process. Additive manufacturing techniques provide major competitive. Despite their numerous advantages, additive manufacturing methods have some drawbacks, such as poor surface quality as a primary concern. The Additive Manufacturing (AM) processes open the possibility to go directly from Computer-Aided Design (CAD) to a physical prototype. First is refinement: the vibratory bowl kicks into action and causes a chemical interaction between the. Cold spray was invented in the 1980s and has been used for repair and coating applications for some time. 0) [1]. The extremely rigid machine bed enables grinding of steel, sintered metal, non-ferrous metal, plastics, ceramics and glass. “Removing that amount of material in a short amount of time requires lot of energy, and the part heats up. The axial depth of cut (ap) is up to 0. These processes chip away a lot of material to create the final product. Aerospace 8 Nov 2023. SPEE3D was the tour’s next stop. Photocurable polymer c. Superfinishing removes 1-2 microns of stock on radius and requires less energy. Superfinishing sleeves and cup wheels. With the right start, superfinishing is a very effective and economical process for achieving mirror-like finishes. 5 Ion Beam Machining 6. Add up to six Supfina attachments. Figure 3: Isotropically superfinishing EBM Ti 6-4 component. Further to this, the MTC developed and validated an abrasive flow simulation for the prediction of surface roughness values. XinYa GreenPower is a leading enterprise specializing in R&D and manufacturing of electronically controlled high-pressure common rail fuel injection system and related parts. g. A. Binder jetting: an additive manufacturing process in which a liquid bonding agent is selectively deposited to join powder materials. 1). Zinc Chip Superfinished DiscsSuperfinishing Stones. . With over 25 years of experience, our team has developed thousands of processes in a variety of industries, including medical, automotive, contract manufacturing, and firearms. This definition is broadly applicable to all classes of materials including metals, ceramics, polymers, composites, and biological systems. Superfinishing is widely used as a subsequent operation after grinding to reduce surface roughness and increase bearing load capacity The present. Fintek specialise in reducing surface roughness of metal parts, whether produced by machining or additive manufacturing. Send email. CNC machining is a prominent process of subtractive manufacturing. 3 Magnetic Float Polishing 6. ADDITIVE MANUFACTURING • According to ASTM Standard, Additive manufacturing, also known as 3D printing, rapid prototyping or freeform fabrication, is ‘the process of joining materials to make objects from 3D model data, usually layer upon layer, as opposed to subtractive manufacturing methodologies’ such as machining. In this session, learn about how Autodesk is integrating design into the manufacturing process. Spherical rollers. Grinding wheels with different grit sizes achieve rougher or finer grinding passes, according to the needs of the application. REM Surface Engineering and Additive Manufacturing. It is increasingly being used for structural aerospace applications. The prediction of surface roughness for additively manufactured components is a fundamental application of machine learning, where data-driven modeling is used to predict the surface roughness of. From the gigantic bearings of offshore wind turbines to the micro bearings of the smallest variable displacement motors in our cars, a wide variety of shapes and sizes are used. The machining of spherical components is also possible. Easy accessibility. The precise alignment and machining of the rocker arm geometry and a high-quality finish increase durability and reduce friction in the valve mechanism. In additive manufacturing, however, the material properties are being established. · Standard or Custom sizes. For a manufacturing process to qualify to be classified as an AM technique, it must involve. The process is based on a digital model that can be used and created by a 3D printer. 0, digitizing part design and production and automating fabrication. The technology can be divided into four major. human tissue. [11] Singh P, Singh L and Singh S 2020 Manufacturing and performance analysis of. Here is a quick-run down of a typical Centrifugal iso-Finishing process for smoothing and polishing. Liu, Y. Hybrid process chains lack structured decision-making tools to support advanced manufacturing strategies, consisting of a simulation-enhanced sequencing and planning of additive and subtractive processes. Specific for gear manufacturers, the most important point of the paper is that production of Grade 2-requirement gears by additive manufacturing is a reality for prototyping and low-volume applications, and several newer machine manufacturers hold promise to manufacture near net shape gear blanks with high productivity and lower cost than was. ASF or Accelerated Surface Finishing is our Isotropic Superfinishing process, engineered to produce ultra-low surface roughness measurements. Frequency DH/min, max/min. Cold spray AM. 77709 Wolfach / Germany. While traditional machining methods fabricate parts by cutting away at material, additive manufacturing builds parts up layer by layer. A thin layer of material in powder form is dispersed over a build platform. The work in the first area includes the study of the thermal-mechanical-microstructure-property-fatigue relationship of laser melt additive process. The second day will end with the CCM-ITA Open Doors. Parts and components. In contrast to the above conventional process, the Additive Manufacturing (AM) process builds the three-dimensional shape by adding. Additive manufacturing also known as 3D printing refers to manufacturing processes in which three-dimensional workpieces are produced by applying material in multiple layers. 0025 mm of stock. Depending on the workpiece dimensions, hundreds of rollers per minute can be machined in the centerless through-feed process. About us; For your success. “Removing that amount of material in a short amount of time requires lot of energy, and the part heats up. All functions of the attachment can be controlled by hand via a pneumatic control unit or via the machine control. This results in a mirrorlike finishing. : - 126540319070 Date: - 07/July/2014 V. This is achieved by removing just the thin amorphous surface layer left by the last process with an abrasive stone or tape; this layer is usually about 1 μm in magnitude. The Supfina RollerPro is the sprinters among the Superfinishing machines. ‘Additive Manufacturing assists in manufacturing end-use parts without any additional costs’. Additive manufacturing is suitable for small-sized components containing enclosed features that. If your additive manufacturing parts require smooth finishes and close tolerances, call Reading Plastic at 610-926-3245 or fill out a quote request form. Precision without compromise, it’s our lifelong promise. Here are the 10 most popular Modern Machine Shop articles of 2021. Although additive manufacturing has been around since the 1980s, there has been growing interest in recent years due to. 5 Buffing 6. Additive manufacturing on orbit and on celestial bodies. 12). It is one of the most exciting developments in manufacturing: a set of technologies that can produce. Here we detail how using the Eneska Micromotor, you can achieve high-end 3D Additive Manufacturing Finishing. Additive Manufacturing (AM) involves classes of manufacturing technologies which build 3D components by adding a material layer upon a layer. However, a combination of discretely sized powder feed-stocks (influencing. To Conference. This is possible because, unlike with early metal AM processes, parts are now fully dense with few pores and gain structures often equivalent. In this paper, a new post-process finishing technique, based on ultrasonic cavitation effects. 1 mm 3 /sec. It comes stand-alone, with manual or fully automatic loading/unloading. The process is an ideal combination of chemical and mechanical surface finishing: by using accelerated refinement chemistries that are non-hazardous and environmentally friendly, a thin. The machining of spherical components is also possible. Rpk values < 0. ) Engineering support. Although blasting, belt polishing, laser polishing,3D Printing, or officially known as Additive Manufacturing (AM) by ISO and ASTM (ISO/ASTM 52900), seems like the end all to all… 4 min read · Dec 20, 2020 See all from Jeremy HoAdditive Manufacturing (AM), allowing the layer-by-layer fabrication of products characterized by a shape complexity unobtainable with conventional manufacturing routes, has been widely recognized. The white paper states that NASA has found out that finishing to such precision of MMP technology, leads to 0. The material-conversion processes usually start with a forging or forming process followed by soft (green) machining to create the desired form and. Perhaps the most significant change in parts manufacturing is the advent of additive manufacturing (AM), also known as printed parts (3D). One of the advantages of the MMP process, particularly within the SuperBrightning area, resides in its ability to. Sroka and A. Primary Topics: Design for additive manufacturing Simulation for additive manufacturing Presenters: Ryan Abel Product Technical Specialist, Fusion 360 Ryan Abel has 20 years of Design, Engineering and Manufacturing experience. Turbine Forum 2024. Additive manufacturing is quickly becoming a feasible option for full-scale manufacturing. The Basics of Automotive Surface Engineering by Isotropic Superfinishing. /mm, the peak power draw during the grind was 1. with proven Supfina precision. Introduction Additive Manufacturing Process chain The Eight Steps in Additive Manufacture Step 1: Conceptualization and CAD • The generic AM process start with 3D CAD information. It is possible to determine the surface roughness parameters from the profile. Nagel Precision Inc. Suitable turning and milling applications include roughing, semi-finishing and finishing, as well as interrupted cuts. 1 µm. Metal additive manufacturing is showing excellent perspectives of growth. But not one that is comparable to any other. Technically, additive manufacturing can refer to any process where a product is created. Additive manufacturing has proved to be a disruptive technology within the Industry 4. Supfina Grieshaber has many decades’ experience of superfinishing using stones and tapes as well as in economical machining systems for double-sided and tape grinding operations. For Superfinishing applications with high-mix and low to medium volume, an attachment could prove highly effective. For example, it makes classic tool making largely superfluous, enables the rapid production of complex structures and a high degree of individualization and flexibility. 3. Innovative new processes such PULSE FINISHING enable OTEC to replace conventional methods such as the so-called Superfinishing. This is. The term “in-space manufacturing” includes at least one of the three main parts of a value chain, including fabrication, assembly, and integration, which are performed on orbit [223], or more generally outside of the Earth's atmosphere. Not all finishing options are available for all additive manufacturing techniques, so process and finish level selection should be two parts of the same decision-making process. Given the relative simplicity of the process, nitriding (in particular, gas nitriding) remains standard in many industries. Meanwhile, manufacturing is advancing to the point in which additive and subtractive processes can be combined into a single system. Additive Manufacturing (AM) is revolutionizing many industries, including the aerospace and space industries. What is additive manufacturing? Additive manufacturing is the process of creating an object by building it one layer at a time.