4°F during the test. But not one that is comparable to any other. 0 µin. We achieve quality with superior surface preparation, a CATIA-driven masking system, and an experienced workforce committed to excellence. Solutions for cost-effective and high-quality machining of aerospace turbine discs. Mumbai is a leading manufacturer of a wide spectrum of honing and superfinishing machines such as Horizontal Honing Machines, Vertical Honing Machines , Tube honing machines, Shaft Finishing. The plant is designed and approved to process both tiny critical components and assemblies to mid-size components using mass media finishing and high performance superfinishing technology to provide ultra-fine polished surfaces for critical applications in aerospace and medical applications. Frequency DH/min, max/min. Finance. When the component is introduced into REM. Isotropic Superfinishing (ISF) is a process used in aerospace and high performance racing applications to reduce friction and improve wear resistance, durability, and corrosion resistance in gears. Titanium alloys has widespread applications in the shipbuilding industry, aerospace industry, and automotive manufacturing owing to the outstanding corrosion resistance, good durability, and low toxicity [1, 2]. Superfinishing, sometimes called micro-finishing, is a finishing process that’s used to refine the surface of a metal component to an extremely fine surface with very low roughness, normally referred to as Ra. g. The extremely rigid machine bed enables grinding of steel, sintered metal, non-ferrous metal, plastics, ceramics and glass. Isotropic superfinishing (ISF) is able to produce 2-4 μin Ra surface finishes using a combination of vibratory me- dia and surface conversion chemicals without modifying the profiles of aerospace. Consequently, when superfinishing, potential geometry distortion is easier to control in aerospace gears—and high-endThe COVID pandemic hit the aerospace sector hard. J. Also known as micromachining and short-stroke honing, superfinishing is an advanced metalworking process that’s designed to create a more refined finish on metal workpieces. Isotropic superfinishing (ISF) is able to produce 2–4 μin Ra surface finishes using a combination. The workpiece is held and rotated in one wheel while the abrasive finishing tool is attached to the other. Curvic Coupling. Vibratory Finishing Machine. AWARDS & COMPLIANCE. It can be applied to ground and/or turned cylindrical, spherical and flat parts. acquired Alloy Processing in March 2013. The superfinishing process requires different equipment and procedures from grinding and therefore merits separate documentation. CIMT 2023 – Supfina hard-coated brake disc grinding technology. This paper will review the results of our continuing evaluation of the super finish process as applied to aerospace gearing. REM’s isotropic superfinishing technology (ISF ® Process) significantly extends component life, increases resistance to stress corrosion cracking. Superfinishing: A New Process for Finishing Bearing Surfaces - Author: E. In combination with a wide range of automated solutions, these machines can finish surfaces on a wide variety of shafts. Removes inconsistencies of hand finishing. 641; -123. Each disc had a diameter of 76. However, in many industries such as automotive, aerospace, bearing, medical, and textile equipment, as well as large gears and motor sports, it is considered as a proven fact that the surface smoothness of a part sig- nificantly influences the quality and life of such a part. Superfinishing hardened gear surfaces using conventional techniques, such as grinding and/or honing, however, has sev-. Call: 01706 82 5819. For more than fifty years, Norton has manufactured high quality Microabrasives in a wide range of shapes and compositions. • TOE (narrow part of the gear tooth) • HEEL (wide. The REM Process is known to reduce cycle time,. We are experts in developing customized finishing programs for all your parts or components. Aerospace/Airline Plating and Metal Finishing Forum, Annual Forum and Exposition, Mar. 0Supfina 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 Supfina - Supfina SupfinaAs a seasoned aerospace gear producer, Arrow’s products are used in critical in-flight applications all around the world. 3M Superabrasives Product Guide is a comprehensive catalog of 3M's diamond and CBN products for various grinding applications. 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. 3 Flute End Mills: Increased stability for aggressive ramping and rigidity when flutes are completely engaged. Rz. Honed surfaces have excellent tribological properties – high bearing area ratio, low surface roughness and defined cross hatch pattern for lubricant retention. This process produced a highly polished, mirrorlike surface as shown in the preceding photograph. Michael Frechette – REM Surface Engineering Southington, CT, USA. These gears had not been processed by REM, but REM has been a member of the GRI Aerospace Bloc for many years and is recognized as an expert in the field of gear surface enhancement and isotropic superfinishing, so GRI reached out to us to evaluate these gears. D. ” The introduction of new, more fuel-efficient platforms such as the B787—as well as increased demand from emerging economies such as China—has both Airbus and Boeing pushing the global supply chain. Aerospace Finishing Solutions: REM’s ISF ® Process, is the most trusted isotropic superfinishing technology for flight critical power transmission components. An ‘at-a-glance’ guide to Norton’s technical coated abrasives for the aerospace and. 2. · profiled to the workpiece geometry. A breakthrough on superfinishing of high loaded gears brings big cost savings into aerospace production High loaded gearboxes, such as reduction, propeller and helicopter gearboxes, they are counted as the. Superfinishing Machine uses the head consisting of Film Backed Abrasives stretched around contact wheel oscillated against the work piece which is held between centres. This process produced a highly polished, mirrorlike surface as shown in the preceding photograph. BURY, Scotland - Sept. (0. Hungary Verseci u. 5100 / 3300. 1 - Comparison between spiral angles of Spiral Bevel and Zerol® Bevel Gears. This is an engineered finish with the benefit of producing a low friction surface that will reduce rolling resistance and hence contact stresses. December 21, 2022. plied in the aerospace, automotive, electronic, and die-making industries [6]. Therefore, aerospace gears with an AGMA quality of Q12 or greater and an initial R a of 12 µin. 1 percent growth. but REM has been a member of the GRI Aerospace. Calico Super Finishing is a surface finishing technology that removes microscopic peaks, component stresses and stress risers generated during the machining cycle. See full list on remchem. Certifications: Certified according to ISO 9001:2008; DuPont Licensed Industrial. Fig. These high-powered machines need robust, reliable, high-quality parts, and our. All aerospace vehicles have to employ some kind of power transmission units and elements to transmit engine power to main and auxilary power consuming units like main propellers, generators, pumps, etc. Superfinishing is also better suited at sealing workpieces than other finishing processes. It is highly successful on parts that operate in extreme environments. We establish a digital backbone for implementation of automation solutions, including robots, drones, self-driving vehicles, and additive manufacturing. The major benefits of these capabilities include de. Airline. 0100. 1 This successful research motivated Tier 1 DoD suppliers to install and implement the superfi nishing process for manufacturing weapon systems components. The wind turbine gearbox industry has also used isotropic superfinishing as a method of repairing damaged gears for over a decade. 71 µin. Nitrogen-methanol atmospheres – storage and control. Titanium Nitride. This process is discussed in the October column, “Isotropic Superfinishing,” and works by selectively removing the aforementioned peaks, forming larger and larger flat areas until all peak asperities. J. It is a suite of isotropic finishing and superfinishing processes design to accommodate large batch volume component processing. The base material was AMS 9310 and heat treatment was performed to aerospace type specification as listed in Table 2. Uniquely flexible. Kobayashi, Effects of shot peening and grinding on gear strength, SAE Technical Paper 940729 (1994). This process is useful to generate surface finish Upto Ra 0. grinding, O. California’s EME Inc. There are many methods for manufacturing gears, including: Metal removal processes (hobbing, shaping, milling, shaving, grinding, honing, and lapping) Various casting processes for both production of gear blanks and near-net shape gears. From series machines to complete automation, Supfina always offers you the right technology for your production task. The aerospace and helicopter gear industries have only minimally employed this technology as a repair technique. Also, the test gears were run in both an as-ground condition and after isotropic superfinishing (ISF) condition. Isotropic superfinishing (ISF) machines use a non-abrasive process consisting of mass finishing or tumbling media, combined with chemicals, that convert a surface layer on the part into a soft compound easily removed by finishing media. termination. Our machines improve the precision of finished product profiles with complete processing in a fraction of the time required by other methods. Nowadays, it is increasingly being used in the industrial manufacturing of titanium-alloy components for aerospace and medical. %PDF-1. For our customers we develop the perfect process that combines the right surface finishing. Nanolap Abrasive Customers "Nanolap saved us more than a few times. Electronic Polishing. Obtain very consistent surface finishes with predictable and repeatable results. 0REM has a long history of providing polishing processes for airfoils (compressor blades, etc. The gearbox completed the standard. 2 mm and a diameter of approximately 10 mm with a 304. " Extremely high volumes, perfect function, and maximum precision are just a few of the challenges facing component manufacturers in the aerospace industry. Gala No. Aviation and Aerospace; Brake discs; Fittings and Locks; Glass, ceramics and plastics; Hand tools; Hydraulics; Precision. They serve a unique sector of the coupling market. Sandwell UK Ltd is a Surface Engineering, Coatings and Advanced Technology & Innovations company, globally supporting customers with specialist solutions, working with high end engineering. All Materials Matter Tooth Tips Hot Seat Q&A7, 9, and 11 Flute End Mills: Heavy core and rigid design allows for straight walls and includes circle segment barrel styles. A method of superfinishing a large hollow wheel gear, the method comprising: providing a vibratory bowl having a center hub; at least partially filling the vibratory bowl with an amount of finishing media; laying the gear. Our leadership comes from the security of our supply chain, the depth of our. At Fintek we like a challenge. We're leading the way in the EV market as well. This is. The most common use of robots for aerospace manufacturers is drilling holes. Join us for our first Aerospace and Defense Workshop on November 14th in Dayton, Ohio. Foundry. In contrast to the classic lathe turning and grinding methods, there is full surface contact between the tool and the workpiece. We are capable of 3, 4, and 5-axis micro-machining, laser engraving. and its owner both have thrived, despite regulatory challenges. Superfinishing includes centerless superfinishing and reciprocating. Oil inlet temperature was varied from 160 to 250 °F. From this first use of isotropic superfinishing on bearings, the process jumped into the gearing world via the motorsport industry. The medical device and implant industry is paying very close attention to what MicroTek is saying about the way they are finishing parts to such a degree that has not been seen—or unseen—before. This is precisely the feature that produces the unique characteristics of a perfectly machined surface. Koller, T. With the Face series, Supfina provides the ultimate solution for versatile flat finishing for medium and large workpiece volumes – fast and flexible. Superfinishing is used in many different industries for a variety of reasons, either for aesthetic appeal or to improve the lifespan of a metal component. com) and phone number (513608. However, the surface of a component is not. To. Based on these results and the previous studies, it was concluded that this isotropic superfinishing technology should be incorporated in all future aerospace gear designs. 10 µm). Creating optimal surfaces on metal components is REM’s business focus. Definition. This process is used to improve the performance of components, reduce weight, and increase durability. Longer part life helping to reduce service intervals. What follows is a two-step process. OTEC’s breakthrough on the superfinishing of high loaded gears brings big cost savings into aerospace production. Photo: iStockphoto. The Supfina RaceFlex is made for superfinishing of ball and roller bearings inner and outer rings. 10 µm). The surface fatigue lives of both superfinished and conventionally ground gears were measured by experiments. 008 IPR/. The REM ® Process is REM Surface Engineering’s original, break-through chemically accelerated surface finishing technology for traditionally manufactured components. Consequently, when superfinishing, potential geometry distortion is easier to control in aerospace gears--and high-end auto-racing gears--than in other lower quality gears. Inconel 718, Waspalloy and Udimet 720). It is highly successful on parts that operate in extreme environments. 2) Ruhr University Bochum using FVA-Information-sheet 54/I-IV. Arrow Gear is a precision gear manufacturer, specializing in custom. Longer part life helping to reduce service intervals. All ranges of. The most common stainless steel is 304 alloy. This set of Advanced Machining Processes Multiple Choice Questions & Answers (MCQs) focuses on “Non Traditional Machining”. Based on these results and the previous studies, it was concluded that this isotropic superfinishing technology should be incorporated in all future aerospace gear designs. The surface finish of gear teeth is directly. 5 Million in the year 2021. From this first use of isotropic superfinishing on bearings, the process jumped into the gearing world via the motorsport industry. Superfinishing Stone Market is expected to reach USD 22. The greatest possible flexibility when machining any raceway geometries; The highest quality is easily achieved, even for small batches and single parts; Creation of a surface with a high load-bearing capacity and good lubricating properties aerospace bearing designs, particularly thosethat utilize thin section bearings. a leading metrology and part inspection solutions. Tumbler, disc, drum, or vibratory finishing equipment is used with abrasive media and compounds. Tobie and K. Superfinishing works well for irregularly-shaped parts like aerospace gears. The Global Aerospace Super Alloy Market size is expected to reach USD 3,478. Additive Manufacturing Automation Blow Molding Compounding Drying Extrusion Feeding & Blending Heating & Cooling Injection Molding Recycling Resin. Stamping and fine blanking. Automation possible. 07. However, when AFM was applied in the parts of holes, thin sections, and disks, the problemThe key to excellence in superfinishing operations is the incoming grinding finish on the workpieces. When selecting your chemically accelerated superfinishing process, it is important to understand and specify your desired deliverables. Superfinishing with wheels is ideal for parts that need to be flat, slightly concave, or slightly convex. All Materials Matter Tooth Tips Hot Seat Q&AFrom aerospace to woodworking, these abrasives are engineered to perform in demanding industries. The MRV is relatively small, easy to maneuver and park. helps the green development of the new energy vehicle industry. Superfinishing tape or stone, brushing and polishing. This paper will outline NRTC-CRI funded testing of a Bell Model 427 main rotor gearbox with ISF processed gears. Denver, Colorado, United States. At the same time, the highest demands regarding geometrical and surface quality are metReviews laud the metal fabrication in Singapore for their good service and they always managed to accommodate customers’ requests. It is a process that involves applying a thin layer of metal to the surface of a component. This process produced a highly polished, mirrorlike surface as shown in the preceding photograph. Flat finishing is primarily the process of using a cup wheel to machine a workpiece’s face. 010 IPR. Easy accessibility. In contrast to the classic lathe turning and grinding methods, there is full surface contact between the tool and the workpiece. Admit Between Centre 500 mm. The global aerospace and defense industry is forecast to increase by 4. It is highly successful on parts that operate in extreme environments. Automotive market applications have always been the most heavily represented at Nagel. 00040 in. Founded in 1965 in. Precision finishing is a process used in the aerospace industry to achieve a smooth, uniform surface finish on components. View. Learn what superfinishing is, what applications it should be used for and why you should take care when specifying surface finish parameters. Double-disk grinding and double-disk flat grinding are different terms for the same process. Article Google Scholar . The Extreme ISF ® Process is a suite of chemical and chemical-mechanical surface finishing and polishing technologies including low and high energy isotropic superfinishing technologies. (0. Capabilities: Buffing / Polishing; Mass Finishing (Tumbling / Vibratory); Magnetic Rotary Polishing and Deburring. Insurance. The 18 th China International Machine Tool show (CIMT 2023) will be held in April. It was REM’s aerospace connections that first brought us in contact with AM around 2010. 44 billion at a CAGR of 5. The biggest players in aerospace are Boeing, Airbus, Lockheed Martin, UTC, and GE, followed by Northrop Grumman, Raytheon, Safran, Finmeccanica, and Rolls Royce. This process is useful to generate surface finish Upto Ra 0. As a full-range supplier, Supfina not only automates its own equipment with clever systems, but also integrates value-adding and upstream. Description: The US subsidiary in Mukwonago (WI) has been providing the US market with high-tech and -quality functional coatings since 1996. Superfinishing parts from 10mm to 340mm diameter up to 1M in length with a fully supported toolroom & inspection facility. CNC Machining for Aerospace. Accelerated Surface Finishing is our proprietary Isotropic Superfinishing process, designed, engineered, and produced in house. HVOF Superfinishing Spec • Technical Standards Budget supporting the development of non-Government VCS Industry Standards – FY-10 SLIM – FY-11 NONE – FY-12 NONE • SERDP provided support to attend SAE Technical Committee Meetings for completion of the Superfinishing Document and Publication as an Aerospace Material Specification. Grinding is a superfinishing process similar to lapping but uses larger abrasive particles. 675) today to see how we can help solve your surface finishing/polishing needs. In grinding, an abrasive wheel rotates against the surface of the workpiece, and material is removed to create a smooth surface. Superfinishing employs abrasive stone or tape, which is held against the surface of the rotating work with a controlled contact pressure, and moves with a rapid short-stroke oscillation perpendicular to the work rotational direction. This improved surface increases energy/motion transfer efficiency in the metal-to-metal contact area by reducing friction and providing. Company Information: Protomatic, Inc. Aerospace Science Research Division . First is refinement: the vibratory bowl kicks into action and causes a chemical interaction between the. Superfinishing brushes. The answer has to do with depths of cut. Precision finishing is a process used in the aerospace industry to achieve a smooth, uniform surface finish on components. Applications for surface grinding, fine grinding and belt grinding have been added. Superfinishing of spherical components. In fact, several years ago, aerospace AGMA Q13 spiral bevel gears with a starting Ra of 12 µin. Abrasive processes function via the mechanical abrasion of a surface to remove material. Scales from single components to mass finishing. The surface fatigue lives of both superfinished and conventionally ground gears were measured by experiments. The greatest possible flexibility when machining any raceway geometries. com; GET IN. However, the superfinishing specialists also are discovering that sectors like bearing manufacturing, aerospace, and medical technology are growing. This results in a cross-hatched pattern when the surface. Innovative new processes such PULSE FINISHING enable OTEC to replace conventional methods such as the so-called Superfinishing. com Perfect Bore Manufacturing Limited, Sterling Park, East Portway Industrial Estate, Andover, Hampshire, SP10 3TZ GetIn industry sectors such as aerospace, automotive, energy, and medical, precision finishing of machined parts is critical to the refinement of end product performance levels. Generally, the materials used in mechanical polishing include sandpaper, flat wheels, abrasive stick, etc. To the overview of suitable attachments. Zhang and B. There is an increased scientific and commercial interest in in-depth understanding and further development of the aforementioned nonconventional and. ・Specialized Superfinishing Applications in Aerospace ・Superfinishing of Flat surfaces of Gear Pump Shaft. Contact us today. Description. Aerospace gears, for example, are typically final ground to an R a of 12–16 µin. A breakthrough on superfinishing of high loaded gears brings big cost savings into aerospace production. The surface quality can result in outcomes up to a mirror finish. Polishing and superfinishing processes can also be used to finish metal AM parts. Federal Firearms Licensee (FFL)The purpose of this specification is to establish requirements of a grinding method and to provide grinding parameters that will eliminate or minimize overheating, cracking, high residual tensile stresses, and/or other metallurgical changes that decrease structural integrity of steel parts or chrome plated steel parts (See 8. Finishing Machines for Bent or Straight Tubing aerospace, bathroom fittings, plants engineering, metal construction and many more. GO. This interest inClass 13) aerospace gears. 30 µm) were superfinished to an Ra of < 3. The Supfina RaceFlex is made for superfinishing of ball and roller bearings inner and outer rings. 1. The mineral oil is used as a lubricant for a smooth processor to avoid abrasion and to improve the final finishing. Activities and Societies: Member of the Blue Demons Intercollegiate Basketball Team. For more information, call 800-282-1336 or visit By Eric Ostini, GF Machining Solutions The aerospace industry always has tested its parts suppliers on their ability to machine difficult materials. Call: 01706 82 5819. is a CNC precision machine shop specializing in CNC precision machining as well as prototype and short-run production. Download. · Standard or Custom sizes. Gear Solutions Magazine Your Resource to the Gear Industry. grinding, and lapping. First is refinement: the vibratory bowl kicks into action and causes a chemical interaction between the. According to Keshavan, superfinishing can conceivably be used in any OD application that requires the precise. Chris Mershon – REM Surface Engineering Brenham, TX, USA. CT-401. The as-ground gears that were run extensively before superfinishing had an average surface roughness of 3. This paper presents the results of two detailed studies on the effect of superfinishing on FZG gear micropitting that were conducted at two leading European gear research centers: 1) Technical University of Munich using the FZG brief test of gray staining. Car and truck crankshafts. ) at RocketReach. It. If the curvature of the tooth is a large radius, they can easily be confused with a straight bevel gear. In all areas, however, these parts are subject to the highest quality requirements, as they must. Impact of Isotropic Superfinishing on Contact and Bending Fatigue of Carburized Steel. The aerospace industry has implemented its own quality standards based on ISO 9001 which contain additional requirements specific to the industry. The chem- superfinishing process was applied to a set of conventionally ground, aerospace-quality gears. GO. SUBSCRIBE. 1, Sanskruti, Sagar Signature Complex, Waliv. 008 IPR/. Unconventional isotropic superfinishing processes could be a solution to this problem since they can generate a low surface roughness on complex geometries. Finish machining is critical for aerospace components because the quality of the machined surface may influence the useful life of the components. 2002-01-1391. Randolph Street . The aerospace and helicopter gear industries have only minimally employed this technology as a repair technique. It contains 18% chromium and 8% nickel. Sakurada and M. 5 billion to unlock investment in. net. But not one that is comparable to any other. G&H Aerospace offers services such as lapping, honing, grinding all types of materials, high micro finishes, precision sheet metal, maching and welding. 2% during the forecast period 2029. (0. Great care is taken to ensure that there is no metallurgical damage to the component surface after the final finishing pass. ORBIS addresses this by including ring compliance algorithms into the core solver. For this reason it should also be noted that a number of aerospace companies use or plan to use isotropic superfinishing to increase performance, especially on gears. 1. These algorithms determine ring strain during the mounting, preloading, and thermal expansionstages of the solver, thereby g reatly improving model accuracy. How you deal with them can affect the performance of your part for its entire service life. Therefore, aerospace gears with an AGMA quality of Q12 or greater and an initial R a of 12 µin. Compared to traditionally machined. In the AS9100 series of standards, special processes refer to a set of linked procedures. Flat finishing. 05. Thus, they are best used for fine and sensitive precision gauge blocks. Precision slides allow the finishing unit to be adjusted in multiple directions — thus giving the. 1–0. Ball machining Superfinishing of spherical components. isotropic superfinishing Metal Finishing for 3D Printed Parts Webinar – Part 7 – OPEN IMPELLER Posted by Danny Estrada on Monday, July 6th, 2020 inIsotropic superfinishing (ISF). Over the course of this project, the Superfinishing Laboratory has been established at Penn State, strategic partnerships with entities within the university and with Extrude Hone have been established, graduateFANUC America has automated more processes in the manufacturing of the internal combustion engine and vehicle assembly process than any other automation company. 30 0. Calico Super Finishing is a surface finishing technology that removes microscopic peaks, component stresses and stress risers generated during the machining cycle. [4] This finding stresses the importance of surface finish for resisting the formation of micropitting. The ISF Process can be performed in a variety of standard and/or customized mass finishing apparatuses in order to execute REM’s. By the late 1990s, both the military and the aerospace industries were studying various surface treatments, including coatings and abrasive superfinishing processes, to enhance component performance and durability. Supfina 90. This paper will outline NRTC-CRI funded testing of a Bell Model 427 main rotor gearbox with ISF processed gears. By utilizing non-abrasive, high density media in conjunction with an isotropic superfinishing (ISF) chemistry the surfaces of the complementary components can be superfinished to an isotropic or random finish. 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 operationsAll functions of the attachment can be controlled by hand via a pneumatic control unit or via the machine control. · Aluminum oxides, silicon carbide, diamond or CBN. The transmission was run at 50% torque for 2 hours using only auxiliary oil for lubrication. 27-29, 2001; pp. Arrow’s history as an aerospace gear producer spans more than 60 years of the company’s history. For this testing, test success is defined as completion of the two hour run with a transmission that is fully functional at the test. HORN in the press. This process was applied to the third stage spur bull gear and mating pinions along with the second stage bevel gears of a Sikorsky S-76+ main gearbox. These are just a few unique. A good example is Valence Surface Technologies, headquartered in The Woodlands, Texas. Depending on the workpiece dimensions, hundreds of rollers per minute can be machined in the centerless through-feed process. Industry News; Product Showcase; Archives;Superfinishing / Inspection Find Out More Aerospace Nuclear Oil & Gas Automotive Defence Medical OUR MARKETS. So rivets are widely used. Achieve virtually any surface finish - Ra, Rz, Rt, Rpk, Bearing Area. 6 %âãÏÓ 248 0 obj > endobj xref 248 42 0000000016 00000 n 0000002471 00000 n 0000002537 00000 n 0000002728 00000 n 0000002957 00000 n 0000002994 00000 n 0000003047 00000 n 0000003125 00000 n 0000003201 00000 n 0000003777 00000 n 0000004158 00000 n 0000004445 00000 n 0000004861 00000 n 0000005375 00000 n. The superfinishing of rear axle gears in reducing greenhouse gas emissions from automotive vehicles is largely discussed in this investigation. Airfoils. IT would be interesting, if space permitted, to trace the improvements in. Using our technological expertise and knowledge in superfinishing and honing operations in the bearing, automotive, aerospace, and hydraulic markets, we have designed a technical brochure. +49 9533 924-0. Polishing. The Superfinishing process is used in F1, motorsport, medical implant, surgical and both land and aerospace turbine industries. It is highly successful on parts that operate in extreme environments.