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# OTEC

Perfect Surfaces... Worldwide

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## Posts

- [News](https://otecusa.com/news/) - As knee replacement surgeries become more common, there is more demand for the artificial joints used for these procedures. OTEC’s stream finishing machines are highly effective for deburring, rounding, smoothing and polishing axially-supported knee prostheses, a frequently-used type of knee implant.
- [](https://otecusa.com/events/) - 2025: [table id=6 /]
- [Stream Finishing For Skiving Cutters](https://otecusa.com/stream-finishing-for-skiving-cutters/) - Skiving cutters are used in the production of gear wheels. When producing gear wheels, the desired geometry is achieved by a process known as gear skiving, which combines the two traditional processes of gear hobbing and gear shaping. Skiving offers a high degree of productivity and flexibility, and compensates for the drawbacks of the two
- [OTEC Stream Finishing For High Output Punching Dies](https://otecusa.com/otec-stream-finishing-for-high-output-punching-dies/) - Punching dies, like all other punching tools, must meet high demands. A punching die’s surface quality is essential for smooth and efficient stamping, which is why the surface processing methods for these tools are constantly being refined. OTEC offers stream finishing machines and process technology for efficient and optimal surface processing of punching dies. The
- [An Environmentally Friendly Option For Gear Polishing](https://otecusa.com/an-environmentally-friendly-option-for-gear-polishing/) - There are numerous methods and processes available for post processing industrially manufactured metal components, with various advantages and drawbacks depending on the size, geometry, material and finishing requirements. Below we’ll compare several established processes for finishing gear wheels and assess them in terms of health and safety, environmental impact and cost-effectiveness. One Gear Wheel –
- [OTEC’s EPAG-Smart: The Ideal Solution for Dental Laboratories](https://otecusa.com/otecs-epag-smart-the-ideal-solution-for-dental-laboratories/) - OTEC’s compact electropolishing machine the EPAG-Smart is capable of perfectly smoothing and polishing dental parts in just one step. It’s able to remove the smallest of scratch marks and waviness in a repeatable process without compromising tolerances or geometries. Some of the benefits of OTEC’s EPAG-Smart include: Homogeneous processing even on geometries that are difficult
- [Customized Surface Finishing Processes For Threading Tools With OTEC’s Stream Finishing Machines](https://otecusa.com/customized-surface-finishing-processes-for-threading-tools-with-otecs-stream-finishing-machines/) - During the manufacturing of metal workpieces it’s often necessary to machine threads. Usually when workpieces have to be mounted or assembled to other parts, screw connections are unavoidable. Generally, there are two different ways to create threads: cutting (‘taps’), which is the most popular method, and forming (‘forming tools’). OTEC has developed several surface finishing
- [Create Perfectly Deburred and Polished Cutter Bodies With OTEC’s Stream Finishing Machines](https://otecusa.com/create-perfectly-deburred-and-polished-cutter-bodies-with-otecs-stream-finishing-machines/) - Cutter bodies such as drilling, milling and rotary bodies are used for machining processes and serve as holders for inserts. Cutter bodies are available in different lengths and shapes and are manufactured of hardenable steel from which the cutter body is first milled, then deburred, hardened and ground to size. Finally, the polishing or coating
- [Create Custom Processes For Edge Rounding on Carbide Tools With OTEC’s Stream Finishing Machines](https://otecusa.com/create-custom-processes-for-edge-rounding-on-carbide-tools-with-otecs-stream-finishing-machines/) - OTEC’s stream finishing machines can be used for a range of applications and industries but they offer unique advantages for the toolmaking industry, particularly for edge rounding on carbide tools. Edge rounding or honing carbide tools is a common process that helps extend tool life and improves PVD coating adhesion. Rounding and smoothing the cutting
- [Coin Production With OTEC’s Drag Finishing Machines](https://otecusa.com/coin-production-with-otecs-drag-finishing-machines/) - Repeatable precision drag finishing is key to producing quality coins and OTEC’s drag finishing machines provide repeatable precision surface processing at two quality-related points in the process of turning metal into money. Certain parts of the coin production process are frequently done manually, which can be time-consuming and also leads to inconsistent quality since the
- [OTEC’s New EPAG-Smart Is Ideal For Smoothing and Polishing Intricate Jewelry](https://otecusa.com/otecs-new-epag-smart-is-ideal-for-smoothing-and-polishing-intricate-jewelry/) - OTEC’s new electropolishing unit, the EPAG-Smart, is perfect for smoothing and high gloss polishing of intricate jewelry. It can polish hard-to-reach inner contours without compromising intricate geometries. Combining reliable machine quality with high cost-effectiveness, the machine can be used to finish stone-set jewelry as well as cast and 3D-printed jewelry. This new generation of machine
- [OTEC’s New SF-HP Is Designed For Heavy and Large Workpieces](https://otecusa.com/otecs-new-sf-hp-is-designed-for-heavy-and-large-workpieces/) - OTEC recently expanded its range of stream finishing machines with the addition of the SF-HP, which is designed specifically to accommodate heavier and larger workpieces for industries including aerospace, food, forming tools, machinery construction, energy, oil and gas. The SF-HP is the world’s first stream finishing machine for workpieces with a diameter and length up
- [SHELL ECO-MARATHON: OTEC PRÄZISIONSFINISH PUTS AIRBUS IN POLE POSITION](https://otecusa.com/shell-eco-marathon-otec-prazisionsfinish-puts-airbus-in-pole-position/) - OTEC Präzisionsfinish GmbH recently collaborated with Airbus’ TED (Technologies et Energies de Demain) team for the Shell Eco-marathon, one of the most notable energy efficiency competitions in the world, where participants are challenged to design a vehicle that can travel further than any others on just one liter of fuel. The Airbus TED team turned
- [OTEC’S MASS FINISHING SOLUTIONS FOR THE FOOD INDUSTRY](https://otecusa.com/otecs-mass-finishing-solutions-for-the-food-industry/) - Extruders are widely used for a variety of conveyed goods in the food industry and the screws are usually ground and polished by hand, which is costly and time-consuming. Extruders move not only bulk goods but also viscous masses such as dough. A rough surface is prone to food residue and micro-organism deposits, which makes
- [Drag Finishing For The Tool Making Industry](https://otecusa.com/drag-finishing-for-the-tool-making-industry/) - In the drag finishing process, workpieces are clamped in specially designed holders. These holders are dragged in a circular motion through a process drum containing grinding or polishing granualate. This high-speed motion generates high contact pressure between the workpiece and the media, which quickly produces perfect results in the form of high-precision edge rounding, smoothing
- [OTEC’s CF 50 Disc Finishing Machine’s New Design](https://otecusa.com/otecs-cf-50-disc-finishing-machines-new-design/) - OTEC’s CF 50 disc finishing machine now boasts a brand new compact design, with an optimized welded structure that guarantees reliable operation and a long service life. The updated design also features storage space for two compound containers and a waste water pumping station with a tray. The optimized spraying system with an additional rinsing
- [Stream Finishing For The Automotive Industry](https://otecusa.com/stream-finishing-for-the-automotive-industry/) - In the automotive industry, the surface finish of individual components is crucial. So-called bulk goods are typically finished using disc finishing machines whereas sensitive parts that need to be finished to a greater degree of precision require the use of stream finishing or drag finishing machines. At OTEC, we offer a variety of finishing machines
- [OTEC’s Newest Stream Finishing Machine](https://otecusa.com/otecs-newest-stream-finishing-machine/) - OTEC is expanding its SF Series of stream finishing machines, with the addition of the SF-HP model, designed to accommodate larger and heavier workpieces. With its modern and compact design, the SF-HP was developed to round edges, polish, smooth and deburr large workpieces. This innovative machine can be used for applications across a variety of
- [Finishing Machines For Medical and Pharmaceutical Technology](https://otecusa.com/finishingmachinesformedicalandpharmaceuticaltechnology/) - OTEC USA’s latest webinar highlights different applications for our finishing machines within medical and pharmaceutical technology. This training provides an overview of several of our CF Series disc finishing machines, our HV 20 Tub Vibrator and our DF Pharma Series drag finishing machines. Some of the possible applications include use in the production of surgical
- [How To Get The Perfect Finish on Additively Manufactured Parts](https://otecusa.com/perfectfinishon3dprintedparts/) - Additive manufacturing, also known as 3-D printing, is becoming more commonplace in industrial manufacturing and a variety of components, ranging from jewelry parts, dental implants, earmolds and engine blades, are all being manufactured through this industrial production method. Since the 3-D printing process creates components by adding successive layers, 3-D printed parts have a distinctive
- [Stream Finishing For The Aerospace Industry](https://otecusa.com/streamfinishingaerospace/) - OTEC’s stream finishing machines can be a reliable, quick and cost effective alternative to manual finishing for the aerospace industry. Stream finishing can be used with servo valves, which are commonly used in aircraft flight control systems. These valves hydraulically operate aircraft ailerons, rudders and other control surfaces. High friction and burr formation among a
- [Stream Finishing For Knee Implants](https://otecusa.com/1096-2/) - According to WebMD, knee replacement surgery is one of the most common bone surgeries in the United States. As knee replacement surgeries become more common, there is more demand for the artificial joints used for these procedures. OTEC’s stream finishing machines are highly effective for deburring, rounding, smoothing and polishing axially-supported knee prostheses, a frequently-used
- [Choosing The Right Media And Compounds For Disc Finishing](https://otecusa.com/discfinishingwebinarrecap2020/) - OTEC Präzisionsfinish GmbH recently hosted a webinar on how to select the best media and compounds for a disc finishing process. The webinar shared some of the benefits of choosing the optimal grinding chips and compounds for your process, including shorter processing times and obtaining the desired results more efficiently. The training also provided an

## Pages

- [Home Page](https://otecusa.com/)
- [Stream Finishing Machines](https://otecusa.com/products/stream-finishing-machines/) - STREAM FINISHING MACHINES SF technology, also known as stream finishing, gives rise to an innovative new generation of mass finishing machines. In this process, the workpieces are clamped in a holder and lowered into a rotating container filled with a grinding or polishing medium. The actual finishing motion is generated by the grinding or polishing
- [Products](https://otecusa.com/products/) - MACHINES FOR THE MASS FINISHING PROCESS Mass finishing is a surface finishing process used mainly for metallic work pieces. When finishing bulk materials, the work pieces are placed inside a process drum together with a grinding or polishing medium and a normally aqueous mixture (compound). The oscillating or rotary motion of the drum creates relative
- [SF-PLS Series](https://otecusa.com/products/stream-finishing-machines/sf-pls/) - STREAM FINISHING UNITS - SF Prisma Loading System The SF-PLS (Prisma Loading System) series offers deburring, rounding and smoothing in a single processing stage, in a very short time and without detriment to the contours of the workpiece. In the SF-PLS (Prisma Loading System) proven OTEC processes meet simple automation. Only the processing task must
- [Electro Finishing Units](https://otecusa.com/products/electro-finishing-units/) - ELECTRO FINISHING UNITS Electro Finishing is an electrochemical material removal process for metallic work pieces using an external source of electric current. It is used to polish, passivate and deburr surfaces. During this process, material is removed from the work piece (anode), which is immersed in an electrolyte specially suited to this particular metal, thereby
- [EF-Flex](https://otecusa.com/products/electro-finishing-units/epag-flex-2/) - EPAG FLEX MODULAR (FOR GOLD AND SILVER) The EF Flex is an innovative new electropolishing machine for yellow, red and white gold plus silver. This electropolishing unit enables filigree jewelry rings to be ground and polished in the shortest possible time. Intricate details remain intact and internal contours receive an excellent finish. Manual polishing is
- [EF-Performance](https://otecusa.com/ef-performance-2/) - EF PERFORMANCE The innovative combination of Electro Finishing Technology with established mass finishing technology from OTEC delivers high-gloss perfection for workpieces with complex geometries in diverse sectors. This enables maximum gloss even in the smallest of corners and surface polishing without micro-scratches for large parts as well. Reliable, precise and efficient, this technology sets new
- [EF-Smart T | Dental](https://otecusa.com/ef-smart-t-dental/) - EF-SMART T | Dental OTEC’s EF-Smart T enables dental parts to be processed in just one step. HIGHLIGHTS OF THE EF-SMART T | DENTAL Low capital investment Ergonomic operating concept Compact design No damage and very good polishing without rounding Fast container change possible Processing of gold, silver, brass, copper and cobalt chrome is possible Reproducible
- [Dental Industry](https://otecusa.com/areas-of-application/dental-industry/) - DENTAL Denture clasps, dentures, braces, mouth splints, partial denture plates, implants and prostheses Using OTEC machines to process parts is an efficient way to meet the need for homogeneous, smooth surfaces in the dental industry. Our machines can smooth, polish and debur even hard-to-reach areas.
- [Automotive Industry](https://otecusa.com/areas-of-application/automotive-industry/) - Automotive Industry In the automotive industry and in motor racing, friction-optimized surfaces in the engine and drivetrain reduce friction and wear. Smoothed and isotropic surface structures reduce CO2 emissions and increase the service life of components. The use of increasingly lower viscosity oils presents huge challenges for the component surfaces. Even supposedly easy processing tasks such
- [Aerospace](https://otecusa.com/areas-of-application/aerospace/) - Aerospace Industry As tough as it gets for Surface requirements Highly efficient, ultrareliable engineering is just one of the challenges the aerospace industry rises to on a regular basis, which is why manufacturers expect their components and production processes to meet such stringent requirements. By 2050, Europe’s ACARE alliance aims to cut carbon dioxide by
- [Contact](https://otecusa.com/contact/) - OTEC Germany Factory THE WAY TO US OTEC Precision Finish, Inc. 44 Cross Park Avenue North Kingstown, RI 02852 USA Tel: +1 (401) 398-0045 Fax: +1 (401) 398-0056 E-Mail: sales(at)otecusa.com Support: su*****@*****sa.com
- [Deburring](https://otecusa.com/finishing-processes/deburring/) - DEBURRING After the treatment or manufacturing of metallic work pieces, it is usually necessary to free them of sharp edges or slivers (burrs). The term ‘deburring’ is used mainly in the metalworking industry to describe this process. OTEC’s ECO and CF machines are especially suitable for deburring bulk materials. For heavier and larger work pieces
- [Rounding](https://otecusa.com/finishing-processes/rounding/) - ROUNDING With edge rounding, we distinguish between the following: ROUNDING OF CUTTING EDGES The objective here is to stabilize the cutting edge. With brittle materials such as carbide, a sharp edge tends to flake and wear quickly, above all when under a heavy load. Simply rounding the cutting edge to approx. 15 µm considerably stabilizes the
- [Polishing](https://otecusa.com/finishing-processes/polishing/) - POLISHING The result: a perfect surface as if polished by hand. OTEC’s precision finishing systems produce perfect surfaces with the minimum of stock removal, are cost-effective, technically very advanced and highly productive. Use wet polishing processes for bulk goods in order to deburr and polish the work pieces at the same time. Or special dry
- [Precision Finishing](https://otecusa.com/finishing-processes/precision-finishing/) - PRECISION FINISHING Ever since the company was founded, OTEC has set itself the goal of reinventing mass finishing. Innovative new processes such PULSE FINISHING enable OTEC to replace conventional methods such as the so-called Super Finishing. As a rule the objective of these applications is to give the work piece a certain quality of surface finish ( e.g. Rpk values
- [Smoothing](https://otecusa.com/finishing-processes/smoothing/) - SMOOTHING OTEC can generate extremely flat surfaces through mass finishing, surfaces which are perfect for bearings because they have a very high contact surface ratio, which in turn drastically reduces abrasion and noise generation. In this process, the peaks of the surfaces are reduced to Rpk
- [Finishing Processes](https://otecusa.com/finishing-processes/) - EFFICIENT PROCESSING OPTIONSTo Meet all Requirements There are no limits to the finishing process. Irrespective of the material, innovative OTEC technology enables surfaces to be individually finished according to the subsequent area of application and the requirements to be placed on the workpiece. Whether smoothing, polishing, rounding or deburring – the careful combination of process media
- [CF Standard Series](https://otecusa.com/products/disc-finishing-machines/cf-standard-series/) - DISC FINISHING UNITS - CF STANDARD SERIES The CF series of disc finishing machines can be used for any application that requires a perfect surface finish to be achieved in a very short time for a variety of work pieces such as cutting, turning, milling and stamping tools, jewelry, etc. Disc finishing machines are modular
- [EF-One](https://otecusa.com/products/electro-finishing-units/epag-smart-t-dental/) - EF-One The EF-One combines precision, sustainability, and automation in a compact and affordable system—ideal for small and mid-sized dental and orthodontic laboratories. Additionally, it enables seamless processing of CoCr and titanium, a unique feature in this price segment. Its compact design and outstanding price-performance ratio make it easy for small businesses to enter the world of automated
- [EF-Flex | Jewelry](https://otecusa.com/ef-flex/) - EF-Flex | Jewelery Processing of delicate and intricate pieces of jewelry with complex geometries requires particularly gentle smoothing and polishing. The EF-Flex reaches a new dimension of sparkling brilliance even on pieces of jewelry set with stones. Manual work is minimized. Perfect process reliability, processing even in the smallest of corners, and extremely short process
- [EF-Nova | Jewelry](https://otecusa.com/ef-nova/) - EF-Nova | Jewelry The EF-Nova combines precision, sustainability, and automation in a compact, affordable system – ideal for small and medium-sized jewelry workshops. An unbeatable price-performance ratio for the highest quality standards. The EF-Nova complements the proven Eco-Maxi, optimizing precious metal processing through automation and minimal manual rework. Perfect for intricate geometries and hard-to-reach areas.
- [EF-Smart S | Jewelry](https://otecusa.com/products/electro-finishing-units/ef-smart-s-jewelry/) - EF-Smart S | Jewelry The new OTEC EF-Smart S | Jewelry is perfect for smoothing and polishing intricate jewelry. It polishes hard-to-reach inner contours without compromising intricate geometries. Finishing stone-set jewelry is easy in the EF-Smart S | Jewelry. It combines top quality with high cost-effectiveness, minimizing the need for manual polishing while also producing
- [Disc Finishing Machines](https://otecusa.com/products/disc-finishing-machines/) - DISC FINISHING MACHINES Processing is carried out in an open drum (the process container) with a base plate in the form of a turntable or disc. The work pieces, together with a suitable polishing or grinding granulate, are set in motion by the rotation of the disc to create a toroidal stream inside the stationary
- [EF Series](https://otecusa.com/products/disc-finishing-machines/eco-ef-series/) - DISC FINISHING UNITS - ECO/EF SERIES This series of machines is designed exclusively for wet finishing. They are inexpensive to purchase and maintain and are ideally suited for deburring turned and machined parts. This series is designed for medium-sized to large production runs and the machines are fast and versatile and can be used for a variety of
- [Drag Finishing Machines](https://otecusa.com/products/drag-finishing-machines/) - DRAG FINISHING MACHINES In the drag finishing process, the work pieces are clamped in specially designed holders. These holders are dragged in a circular motion through a process drum containing grinding or polishing granulates. This high-speed motion generates high contact pressure between the work piece and the media, which in a very short time produces perfect results in the form
- [Jewelry Industry](https://otecusa.com/areas-of-application/jewelry-industry/) - JEWELRY AND WATCHMAKING INDUSTRY Surfaces as if polished by hand In the field of high-quality jewelry and watches, the most stringent demands are placed on surface quality. OTEC has amassed a wealth or experience with intricate working parts and supplies virtually all top manufacturers throughout the world with innovative machines bearing the seal “made in
- [Toolmaking Industry](https://otecusa.com/areas-of-application/toolmaking-industry/) - Toolmaking The quality of stamping, forming and cutting tools can be improved considerably by finishing the workpieces in DF and SF machines from OTEC. Defined edge rounding dramatically increases the life of cutting tools, as a rule by a factor of three. The OTEC process not only rounds the edges but also smooths the surfaces
- [MAXI DENTAL](https://otecusa.com/products/disc-finishing-machines/maxi-dental/) - DISC FINISHING MACHINE - MAXI-DENTAL The popular OTEC Maxi-Dental offers maximum flexibility when it comes to selecting the processing option with its quick and easy container changes. The compact table-top machine is impressive with low acquisition costs and a convenient Plug & Play principle. HIGHLIGHTS OF THE MAXI-DENTAL Machining with no manual rework Targeted polishing
- [Areas of Application](https://otecusa.com/areas-of-application/) - OTEC develops the best process for the highest surface requirements and offers a customized machine concept. With 25 years of surface finishing experience
- [Stamped, turned and milled](https://otecusa.com/areas-of-application/stamped-turned-and-milled/) - STAMPED, TURNED AND MILLED PARTS Quality in minutes OTEC’s machine technology enables stamped, turned and milled parts to be reliably deburred, edge rounded, smoothed or polished. In addition, the appearance of the workpieces is improved in a matter of minutes. Only OTEC has the right system for reliably finishing even very delicate parts (e.g. 0.01
- [Ceramic and Plastics](https://otecusa.com/areas-of-application/ceramic-and-plastics/) - CERAMIC AND PLASTIC PARTS Ready-to-use surfaces for demanding workpieces Technical workpieces made from ceramic or plastic materials are becoming more and more common. Because ceramic materials are very hard and therefore resistant to wear and since there are many types of demanding plastic materials, this area of application requires a great deal of experience and
- [Medical Devices](https://otecusa.com/areas-of-application/medical-devices/) - MEDICAL DEVICES AND PHARMACEUTICAL INDUSTRY Consistency and cost-efficiency you can rely on With 25 years of experience in mass finishing, OTEC is proud to provide custom processes for the unique requirements of the medical and pharmaceutical industries. Our well-established machine designs ensure rapid, cost-efficient surface processing in consistently high quality. Be it deburring, grinding, smoothing or
- [Food Industry](https://otecusa.com/areas-of-application/food-industry/) - Food Industry Food processing systems: automated surface smoothing for components Cast, milled and turned machine components for food production have rough surfaces and sharp, unhoned edges. This not only leaves products prone to food residues and micro-organisms as well as contamination by small fragments from unstable component edges, but also results in high levels of
- [SF Automatic Series](https://otecusa.com/products/stream-finishing-machines/sf-pulse-series/) - STREAM FINISHING UNITS - SF AUTOMATIC SERIES The SF Automation series offers deburring, rounding and smoothing in a single processing stage, in a very short time and without detriment to the contours of the workpiece. Path-controlled motion enables specific areas of a workpiece to be processed more intensely. Because of the tremendous processing forces involved,
- [Inquiry Form](https://otecusa.com/contact/inquiry-form/) - OTEC Germany Factory OTEC INQUIRY FORM Notice: JavaScript is required for this content.
- [SF Series](https://otecusa.com/products/stream-finishing-machines/sf-series/) - STREAM FINISHING UNITS - SF-HP - Stream Finish Takes on Larger Loads The SF-HP is the latest member of the SF-Series and the world’s only stream finishing machine for the surface finishing of large and heavy workpieces. With the proven OTEC Streamfinish-DNA! Like the entire SF-Series, it therefore ensures smoothing, high-gloss polishing, edge rounding and
- [SF Manual Series](https://otecusa.com/products/stream-finishing-machines/sf-3-200-series/) - STREAM FINISHING UNITS - SF MANUAL The SF Manual series offers deburring, rounding and smoothing in a single processing stage, in a very short time and without detriment to the contours of the workpiece. Path-controlled motion enables specific areas of a workpiece to be processed more intensely. Because of the tremendous processing forces involved, the
- [EPAG-SMART S | Jewelry](https://otecusa.com/products/electro-finishing-units/epag-smart/) - EPAG-SMART S The new OTEC EPAG-Smart S is perfect for smoothing and polishing intricate jewelry. It polishes hard-to-reach inner contours without compromising intricate geometries. Finishing stone-set jewelry is easy in the EPAG-Smart S. It combines top quality with high cost-effectiveness, minimizing the need for manual polishing while also producing outstanding results. EPAG-SMART S SPECIFICS: Easy
- [DF Series](https://otecusa.com/products/drag-finishing-machines/df-series-2/) - DF Series Machines
- [Home](https://otecusa.com/home/)
- [Company](https://otecusa.com/company/) - OTEC Germany Factory OTEC USAWorld-Class Supplier of Mass Finishing Equipment and Supplies OTEC USA is the exclusive North American partner of OTEC Precision Finish GmbH. OTEC was founded in Southern Germany in 1996. Over the past 20+ years, OTEC has grown from a small manufacturer of polishing machines for the local jewelry and watchmaking industry
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- [Sample Processing Request](https://otecusa.com/sample-processing-request/) - OTEC FINISHING CENTERIndividual Tests for Best Processing Results Efficient production with first-class finishing results depends on various factors. On the one hand there is the type, volume and design of vibratory grinding machines, and on the other hand there is the use of the appropriate process media. In order to determine the finishing system that
- [HV 20 Tub Vibrator](https://otecusa.com/products/tub-vibrators/hv-20-tub-vibrator/) - HV 20 TUB VIBRATOR With the introduction of the HV 20 tub vibrator, OTEC is now extending its product range still further and increasing the scope of options for mass finishing, deburring, edge rounding and polishing. This tub vibrator is suitable for applications such as the finishing of bone nails and bone plates. Thanks to its unique design, this
- [SSR Screen Separator](https://otecusa.com/products/separating-units/ssr-screen-separator/) - SSR Screen Separator The screen separators in the SSR series are specially designed to give the most reliable degree of separation with the highest coefficient of separation. These machines are specially adapted to the customers’ requirements, which may include, for example, the following: Up to 3 cascading stages with additional devices for reliably turning the
- [MSR Magnetic Separating Belt](https://otecusa.com/products/separating-units/msr-magnetic-separating-belt/) - MSR Magnetic Separating Belt The MSR magnetic separating belt from OTEC is a system designed to reliably separate ferromagnetic work pieces from the abrasive media. Unlike conventional magnetic barrel separators, the MSR system has a much larger operating range and therefore reliably separates even the smallest work pieces. The work pieces are automatically demagnetized in
- [UNISEPA Separator Unit](https://otecusa.com/products/separating-units/unisepa-unit/) - UNISEPA Separator Unit Mobile screen separation: compact, mobile, flexible The new UNISEPA screening unit from OTEC is a universal system designed for separating vibratory grinding abrasives and work pieces. A range of settings such as flow regulation, vibration frequency and vibration amplitude make the UNISEPA suitable for virtually any screen separation task. The mixture to
- [FS Flow Separation Series](https://otecusa.com/products/separating-units/fs-flow-separation-series/) - FS Flow Separation Series Reliable separation within a few minutes The FS flow separation series from OTEC is the ideal solution for the fast and reliable separation of work pieces and media such as abrasive granulate. Previously this work could only be carried out in an expensive and time-consuming manual operation. Because of the different
- [Separating Units](https://otecusa.com/products/separating-units/) - SEPARATING UNITS With mass finishing, the subsequent separation of the work pieces from the grinding or polishing media is of great importance. The reliability of the process often depends on the know-how and machine technology a manufacturer has at its disposal. OTEC can offer you a great variety of innovative products based on three key
- [Tub Vibrators](https://otecusa.com/products/tub-vibrators/) - TUB VIBRATORS The tub vibrator is a new addition to the OTEC range. Compared with conventional vibrators, it has an especially powerful drive motor. This enables processing times to be reduced by up to 30%. The SF was specially designed for applications for which no satisfactory process previously existed, and specifically for applications that call for the highest possible
- [Dry Grinding Pastes](https://otecusa.com/media/dry-finishing/dry-grinding-pastes/) - DRY FINISHING - DRY GRINDING PASTES These dry grinding pastes are mainly used together with H2/… and M2/…granulates in the dry grinding process. However, stock removal rates are considerably lower than with wet grinding media. The dry grinding media are mainly used for deburring work pieces with a minor amount of burring or for smoothing
- [Grinding Oils](https://otecusa.com/media/dry-finishing/grinding-oils/) - DRY FINISHING - GRINDING OILS Used together with H/.. and M/.. granulates and polishing powders. The grinding oil creates a bond between the substrate and the polishing powder. The grinding oils are also suitable for recharging dried-out granulates and for binding dust, e.g. when using HSC granulates. HL10: Biological grinding oil HL11: Mineral grinding oil
- [Dry Polishing Pastes](https://otecusa.com/media/dry-finishing/dry-polishing-pastes/) - DRY FINISHING - DRY POLISHING PASTES These polishing pastes are mainly used in conjunction with H1/.. and M1/.. granulates in the dry finishing process. They give high-quality surfaces. Since they mostly contain oil, they also give good protection against corrosion. Type Surface Application/material Properties P 1 Very smooth very high shine Precious metals, brass P
- [Corn Granulates](https://otecusa.com/media/dry-finishing/corn-granulates/) - DRY FINISHING - CORN GRANULATES CORN GRANULATE M 4 IMPREGNATED WITH PP 02 POLISHING POWDER This granulate is impregnated with a special polishing powder so that no further polish is needed for the first 3 – 4 batches. Type Grain size Typical application Properties / surface M 4/300 0.8 – 1.3 mm Medical devices, e.g.
- [Plastic Polishing Chips](https://otecusa.com/media/dry-finishing/plastic-polishing-chips/) - DRY FINISHING - PLASTIC POLISHING CHIPS These media are used for the dry polishing of jewelry. Their consistent geometry prevents any dust from forming, a key factor in this area. Typical application: jewelry industry; especially suitable for finishing silver jewelry, highly suitable for hollow items, lobster clasps and curb chains. Type / quality Color Grinding effect
- [Dry Grinding Granulates](https://otecusa.com/media/dry-finishing/dry-grinding-granulates/) - DRY FINISHING - DRY GRINDING GRANULATES TZ DRY GRINDING GRANULATE The TZ dry grinding granulates media consist of defined shape granules in polyethane with SiC added as an abrasive. The granules are cylindrical in shape. The great advantage of this medium is that the granules retain their shape. They do not break and are self-sharpening.
- [Walnut Shell Granulates](https://otecusa.com/media/dry-finishing/walnut-shell-granulates/) - DRY FINISHING - WALNUT SHELL GRANULATES WALNUT SHELL H 1 GRANULATE IMPREGNATED WITH POLISHING PASTE This granulate is impregnated with a polishing paste so that no further polishing paste need be added for the first 3 – 4 batches. Typical applications: mirror-finish polishing of precious metals, jewelry, titanium and steel alloys Type Grain size Properties / surface
- [Dry Finishing](https://otecusa.com/media/dry-finishing/) - DRY FINISHING The right combination of machine and process medium is always critical. We constantly strive to rise to the challenge of creating the right combination to give perfect surfaces. As the name says, this process is based on dry operation. With dry abrasive granulates, problems can arise unless a sufficiently powerful extraction unit is used. Dry finishing is therefore mainly
- [Wet Grinding Paste](https://otecusa.com/media/wet-finishing/wet-grinding-paste/) - WET FINISHING - WET GRINDING PASTE Used especially together with ceramic polishing media. Improves the grinding effect with wet grinding and is also suitable for roughing blunt abrasive media. Type Grinding effect Surface SP 62 High stock removal Medium roughness
- [Compounds](https://otecusa.com/media/wet-finishing/compounds/) - WET FINISHING - COMPOUNDS Compounds are added to the disc finishing machines during the grinding process in order to produce clean, bright and non-corroded work piece surfaces. With impact-sensitive work pieces, the compound creates a foam buffer between the work pieces and the abrasive media. The compounds supplied by OTEC not only provide the best
- [Spherical Zirconia](https://otecusa.com/media/wet-finishing/spherical-zirconia/) - WET FINISHING - SPHERICAL ZIRCONIA No material is removed during processing. The surface is merely smoothed and compacted. Material: zirconia Used for: polishing, mirror-finish polishing and pressure deburring of precious metals and ferrous metals. Very hard and therefore long-lasting. Very good polishing properties. Highly recommended for use in vibrators (in the jewelry industry). Type Diameter G-Zy
- [Stainless Steel Media](https://otecusa.com/media/wet-finishing/stainless-steel-media/) - WET FINISHING - STAINLESS STEEL No material is removed during processing. The surface is merely smoothed and compacted. Used for: polishing, mirror-finish polishing and pressure deburring of precious metals. Type Properties Size Balls Polishing, compacting 2.4; 3.2; 4.0 mm Satellites Polishing, compacting SAT 3/5 mm Pins Rounded pins very good polishing effect Application: magnetic polishers 0.3
- [DF Pharma Series](https://otecusa.com/products/drag-finishing-machines/df-pharma-series/) - DRAG FINISHING UNITS - DF PHARMA SERIES A stainless steel version with HD paintwork, the DF Pharma series was developed especially for surface finishing in the pharmaceutical and food industries and complies with the guidelines of these industries. Customized work piece holders contribute greatly to the perfect finishing results obtained by the DF series and in addition to
- [Ceramic Abrasives](https://otecusa.com/media/wet-finishing/ceramic-abrasives/) - WET FINISHING - CERAMIC ABRASIVES Ceramic-bonded abrasives with a high density and hard substrate are used mainly for grinding steel alloys. Quality Grinding effect D Triangle Size a/b S Triangle (straight cut) Size a/b E Ellipse Size a/b/c ZS Cylinder** (diagonal cut) Size a/bDZ Triangle (diagonal cut) Sizea/b DZ Triangle (diagonal cut) Size a/b P Polished – –
- [Plastic Grinding Chips](https://otecusa.com/media/wet-finishing/plastic-grinding-chips-2/) - WET FINISHING - PLASTIC GROUNDING CHIPS These high-quality grinding chips offer high stock removal rates and a fine surface finish. Their soft bond prevents any hardening of pitting of the work piece surface. Plastic bonded grinding chips with a low density and a soft substrate are mainly used for the grinding and fine grinding of precious metals. Type Color Grinding effect K
- [Wet Finishing](https://otecusa.com/media/wet-finishing/) - WET FINISHING The quality of any given is surface is the product of using the right process media in conjunction with the individual machine. In addition, the right media must be selected for each type of work piece. With wet finishing, a water/compound mixture is normally used. This serves to absorb and rinse away the particles of debris
- [ECO Mini Series](https://otecusa.com/products/disc-finishing-machines/eco-mini-series/) - DISC FINISHING UNITS - ECO MINI SERIES OTEC’s ECO mini series is unbeatable in terms of cost-effectiveness. This model packs the technology of large industrial disc finishing machines into an amazingly compact format. The patented technology enables the finest granulates to be used, giving a sensational shine comparable to that obtained by manual polishing. In addition, the plastic abrasive
- [Media](https://otecusa.com/media/) - PERFECT RESULTSWith the Right Process Media For a perfect finish, the right choice of mass finishing machine, abrasive media and finishing process are absolutely critical. The final result can depend on many different parameters, so expert advice should always be sought. The most important parameters are: Quality, shape and size of the abrasive media Type,
- [ECO Maxi Series](https://otecusa.com/products/disc-finishing-machines/eco-maxi-series/) - DISC FINISHING UNITS - ECO MAXI SERIES The modular concept of the ECO-Maxi makes it ideal for small series production. Their high-tech design makes these machines extremely economical, with savings being as much as 60 % compared to the cost of conventional finishing. To cater for specific applications, the ECO-Maxi is available in the versions
- [CF Element Series](https://otecusa.com/products/disc-finishing-machines/cf-element-series/) - DISC FINISHING UNITS - CF ELEMENT SERIES The new range of CF Element machines stands for high performance and ease of use. Its top-quality steel frame makes the CF Element very stable and quiet in operation. Outstanding value for money This machine is based on the reliable and proven technology of the CF series. The CF
- [Processing Examples](https://otecusa.com/processing-examples/) - PROCESSING EXAMPLES OTEC has delivered thousands of deburring and polishing solutions worldwide. From simple bench top disc systems like the ECO Series to mid-size disc and drag systems like the CF and DF Series to semi-automatic and fully automated SF Series, we have the answer to your deburring problems. It makes no difference what material
- [Industry Samples](https://otecusa.com/processing-examples/industry-samples/) - PROCESSING EXAMPLES - INDUSTRY SAMPLES
- [Jewelry Samples](https://otecusa.com/processing-examples/jewelry-samples/) - PROCESSING EXAMPLES - JEWELRY SAMPLES

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