Conductive shaft seal The custom-engineered Bal Seal® rotary shaft seal sets new standards for performance and reliability in rotary and oscillating applications. The seal comprises a contact member at least partially surrounding and contacting the transmission output shaft, a support member coupled to the contact member, the support member at least partially surrounding the transmission output shaft and extending along the transmission output Radial shaft seals KACO offers a broad portfolio of technologies for sealing dynamic sealing points of shafts for every customer specification. ADVANTAGES The Inpro/Seal Smart CDR: • Uses proven CDR technology to safely divert harmful shaft currents away from the bearings to ground • Utilizes a conductive shaft sleeve to maintain performance and eliminate shaft oxidation The design of the shaft seals is based on the Ger-man norm DIN 3760. Electric cars with drive systems that operate at 800 volts instead of the usual 400 can recharge in just 15 minutes, and produce enough power to drive At Exactseal, we specialize in making top-quality rotary shaft seals. The MGS utilizes a compound labyrinth seal design, isolated conductive filaments and a conductive bronze rotor to divert stray shaft currents away from the bearings while permanently protecting against contamination ingress and lubrication loss. The insulation include shaft grounding blocks, carbon fiber grounding rings, and ceramic insulated bearings. Inner magnetic poles 8. instant verification of shaft grounding performance with the exclusive Inpro/Seal Smart Ground Monitor. Dec 6, 2023 · In electric motors and industrial applications, conductive seals play an important role in preventing electrostatic discharge . The rotor also features a series of grooves or teeth that Apr 30, 2021 · The company already launched the basic principle in series production in 2015 and it is used, for example, in the best-selling electric car in Europe. no direct contact between conductive fi laments and the shaft, eliminating the formation of conduction inhibiting oxidation and the need for periodic application of silver coatings or other related shaft maintenance. A heat transfer study comparing insulated and conductive radial lip seal running surfaces. With eCON evo, a very thin, conductive nonwoven material is attached to the radial shaft seal ring and provides direct electrical contact between the rotor shaft and motor housing. Lubrication is necessary to promote long-term system functionality. Electrically conductive seals in the landing gear, for instance, will ensure that electricity or static is safely dissipated. Making RS PRO the Smart Choice for our customers. EMI O-ring and EMI gaskets provide different levels of EMI shielding effectiveness across a frequency range of 10 kHz to 20 GHz. The primary purpose of these seals is to close the gaps between rotating and non-rotating components in a massive range of applications ranging from pumps, gearboxes, or shafts and even automotive applications. Freudenberg Sealing Technologies has risen to these challenges and provides made-to-order shaft seal rings with the maximum leak tightness and reliability for a wide range of applications Choose EMI shielding O-rings based on the radiated emission spectrum of your equipment and the specifications each unit must meet. A seal for a vehicle having a transmission output shaft and a transmission output shaft housing is provided. According to FST, it would be possible to combine the sealing of oil and other media with impermeability to electromagnetic radiation – without necessarily adding another nonwoven layer. For assistance in selecting and implementing Kalsi-brand rotary seals, or obtaining a custom shaft seal design, please forward a completed application questionnaire or contact us by e-mail or telephone. With eCONevo, a very thin, conductive nonwoven material is attached to the radial shaft seal ring, and provides direct electrical contact between the rotor shaft and motor housing. an electrically conductive seal). Magnetic conductive outer shaft sleeve 5. Last update: 03. Alternating current and its electromagnetic fields produce changes in the electric potential between the rotor and the stator and the rotor becomes charged. May 29, 2024 · The rotor is the rotating component of the labyrinth seal. Magnetism isolating outer shaft 6. Depending on the medium to be sealed and the operating conditions, we select the most suitable solution for you from our broad technology portfolio. Radial Shaft Seals for your applications as Pumps, Rotating shafts in transmissions, Drive shafts and axles in mobile machines (tractors, construction machinery), Drive hubs, Const Apr 29, 2021 · The company already launched the basic principle in series production in 2015 and it is used, for example, in the best-selling electric car in Europe. • Targeted conduction of current (e. Radial shaft seals or commonly referred to as oil seals are some of the most versatile seals on the market. Key Functions of Rotary Shaft Seals. A shunt and seal in one, Parker's new conductive bearing seals save you money while protecting your bearings from damage. The A seal for a vehicle having a transmission output shaft and a transmission output shaft housing is provided. Ungrounded PTFE Conductive Seal 0 240 1000 2000 Testing Hours. inpro-seal. Smart CDR www. Apr 30, 2021 · The company already launched the basic principle in series production in 2015 and it is used, for example, in the best-selling electric car in Europe. Conclusion Actually, the electric vehicle is starting toto have a A shunt and seal in one, Parker's new conductive bearing seals save you money while protecting your bearings from damage. achieved. Sep 20, 2019 · Freudenberg Sealing Technologies is developing a new generation of conductive seals designed to ensure a durable electrical connection between housings and shafts while preventing bearing damage caused by electricity and electromagnetic radiation. It is attached to the shaft and rotates with it. Radial Shaft Seal Testing; Non-Conductive Acrylic PSA (Shelf Life: 18 months from Date of Manufacture) 3M F9469PC, 3M 9485PC, or For the motor shaft Premium Sine Seal conductive oil seal Protects against electrical erosion – Prevents the passage of current into the motor bearing – Motor speeds -1up to 6000 min – Maintenance interval 10 000 h – -25 °C to +115 °C For the gear shaft FKM/FKM* combined sealing ring For a long service life Rotary Shaft Seals O Rings Conductive silicone options provide excellent electrical conductivity and are ideal for electronic applications. Our product range includes nitrile shaft seals, PTFE shaft seals, single lip shaft seals, V-ring seals, and oil seals. Available in both elastomeric and PTFE materials, these seals eliminate the need for alternative grounding solutions such as a shaft grounding bock, a carbon fiber grounding ring and a ceramic insulated bearing. The A shunt and seal in one, Parker's new conductive bearing seals save you money while protecting your bearings from damage. Contact our experienced engineering staff for rotary shaft seal selection and implementation assistance, or to discuss custom shaft seal options. Oct 16, 2019 · Electrically conductive seals in the landing gear, for instance, will ensure that electricity or static is safely dissipated. Same and Next Day Delivery. • Glass filled nylon Choose from our selection of conductive gaskets, including pipe gaskets, gasket material, and more. Conductive seals help ensure reliability, longevity and uninterrupted operation of vital systems. e. As the elastomer turns with the. Find your conductive seal easily amongst the 53 products from the leading brands (TEMAS, GETELEC, merefsa, ) on DirectIndustry, the industry specialist for your professional purchases. 5: Conductive filaments on the seal Fig. : 317-780 . Trelleborg is a leader in developing and producing sealing solutions for various industries. Complete Bearing Protection. Oct 3, 2019 · The insulation is created by the lubricating films in the contact zones for the bearing and the shaft seals. SKF Wave and SKF Edge for oil applications conductive seal) Targeted current flow with brushes on the shaft In addition to utilising the first approach of using ceramic balls or coating the inner or outer rings, HQW Precision has developed an electrically conductive seal which leads the current directly from the inner ring to the outer ring and 4. Metal detectable A seal for a vehicle having a transmission output shaft and a transmission output shaft housing is provided. This sealing solution effectively prevents the ingress of harmful contaminants, such as dirt, dust, and moisture, while retaining lubricants within the machinery. • Brushes on the shaft. We offer the entire product range of 3A and FDA certified specialty gaskets in several elastomer, and fluoroelastomer compounds. The company is a renowned For assistance in selecting and implementing Kalsi-brand rotary seals, or obtaining a custom shaft seal design, please forward a completed application questionnaire or contact us by e-mail or telephone. . com Shaft voltage with the Inpro/Seal Smart CDR Shaft voltage with a leading competitor Dec 1, 2019 · The new generation of conductive seals that are being developed are designed to ensure a durable electrical connection between housings and shafts, whilst preventing bearing damage caused by electricity and electromagnetic radiation. The usual designation of a shaft seal includes the type, the shaft diameter, the outer diameter, the height and the material: Shaft seal OS-A10 45-72-8 NBR Material Height Outer diameter Shaft diameter Type Quality Oct 6, 2022 · As solution, we note the use of a grounding ring composed of conductive microfibers, which is installed on the shaft outside the bearing and other sealing systems that we will discuss in this work Radial Shaft Seal Testing. only seals the shaft so the product can’t migrate past and leak out, but it also causes the internal seal parts to turn with the shaft so that. Magnetic conductive inner shaft The seal model constructed by us is two-dimensional and axis-symmetrical, which includes NdFeB magnet (the permanent magnet), stainless steel (pole piece and inner Nov 18, 2015 · The Simmerring® shaft seal with electrically conductive nonwoven fabric eliminiates this risk through a fleece ring glued onto the air side of the seal. It is the interference fit of the elastomer and shaft that not. We manufacture each rotary seal using the latest manufacturing methods and high-grade materials. Freudenberg Simmering Radial Shaft Seals, also known as oil seals or rotary seals, are precision-engineered components designed to seal the gap between a rotating shaft and the housing. As it seals the opening between components, a seal-ing solution must perform one or more primary seal functions: Radial shaft seals At work in every major industry, SKF radial shaft seals sup-port greater uptime in everything from metal mills to wind turbines. The original Simmerring® is a premium quality radial shaft seal conforming to DIN 3760 and ISO 6194-1 with an elastomeric outer diameter. vice life. Internationally, ISO 6194 is also applied. Precision machined from PTFE and other premium polymers, our seal combines innovative geometries with a wear-reducing spring energizer to extend the service life of the critical equipment you design. Silicone Rubber; Silicone Foams; Polyurethane Foams; Seals. This seal maximizes discharge for VFD-induced voltage through 360-degree contact around the shaft. shaft, it drives a pair of PTFE mineral-filled rotor cups They have fully passed the UV resistance and environmental tests and our certification also extends to our shaft seals, V rings, O Rings, and mouldings for Explosion Proof Motors. 6: Principle of operation 4. Jan 30, 2025 · The Kalsi Seals Handbook includes rotary seal implementation and troubleshooting guidelines, with a special emphasis on oilfield seals and sealing applications. Conductive Adhesives; Low Compression Force; Connector Gaskets; Thermal Management. With “eCONevo”, a very thin, conductive nonwoven material is attached to the radial shaft seal ring and provides direct electrical contact between the rotor shaft and motor housing. Mar 4, 2017 · Simmerring® Radial Shaft Seal Standard program Design A/AS. They are available as single-acting and double acting seals in a wide range of compound and profile configurations to meet diverse applications: high and low temperatures and pressures, a wide variety of media, harsh operating conditions, various friction requirements, etc. 04. Electric charge transfer through the gap between two components can cause sparks or stray current in machinery and systems, for example in electric motors. Because the carbon fiber-PTFE nonwoven material contacts both the shaft and the housing, the design forms a conductive bridge which grounds the gear box preventing mechanical system damage. It represents the collective wisdom of our senior staff members, who have many decades of experience in solving seal implementation challenges. Jun 22, 2021 · Freudenberg Sealing Technologies’ new generation electrically conductive seals prevent bearing damage caused by electrically induced corrosion, and also increase electromagnetic compatibility. Inner permanent magnetic ring 7. , it forms a continuous conductive path between mating surfaces (like a lid and enclosure). May 5, 2021 · The company launched the basic principle in series production in 2015, and the seals are used in a popular European EV. Our rotary shaft seals are designed to meet both MRO (Maintenance, Repair, and Operations) and OEM (Original Equipment Manufacturer) requirements. SKF Wave and SKF Edge for oil applications Dec 6, 2023 · In electric motors and industrial applications, conductive seals play an important role in preventing electrostatic discharge . The seal comprises a contact member at least partially surrounding and contacting the transmission output shaft, a support member coupled to the contact member, the support member at least partially surrounding the transmission output Apr 30, 2021 · The company already launched the basic principle in series production in 2015 and it is used, for example, in the best-selling electric car in Europe. Conductive Pads; Conductive Gels; Conductive Attachment Tapes; Gore Vents; Sponge & Cellular Foams. Electric charge transfer through the gap between two components can cause sparks or stray current in machinery and systems, for example in electric motors . Rotary Shaft Seals - Valley Seal providing an excellent choice for sealing with high pressure rotating shafts and low pressure lubricants Get A Quote (818) 883-3505 , (323) 873-3630 Radiamatic Shaft Seals. In Proceedings of the SAE International Congress and Exposition, Detroit, Michigan, 1991, SAE paper 910527 (Society of Automotive Engineers, New York). Amami and al. Parker piston seals can cover working temperatures from -50°C to 230 Mar 28, 2025 · Parker’s conductive seals eliminates the need for a secondary solution by combining a shunt and a seal in one. / ICME’2021, December 27-29, 2021 5 Fig. The company is a renowned Choose Independence Seal Company to customize your rotary shaft seals and enhance your equipment’s performance and durability. They perform the following Electrically conductive seals in the landing gear, for instance, will ensure that electricity or static is safely dissipated. The RS PRO Seal of Approval is your assurance of professional quality, a guarantee that every part is rigorously tested, inspected, and audited against demanding standards. Should you wish to protect also protect electronics we can design a combination environmental and intumescent seal or gasket for the Explosion Proof Motors. 2018. In many operating conditions, the shafts used in electric powertrains are electrically insulated from their housings. Apr 6, 2025 · The gasket is both electrically conductive and installed correctly — i. Materials used are good conductors like metal-filled elastomers, metal mesh, or conductive fabric over foam. The seal comprises a contact member at least partially surrounding and contacting the transmission output shaft, a support member coupled to the contact member, the support member at least partially surrounding the transmission output Conductive Filaments – provide shaft currents a path to ground, away from the bearings; Shaft Sleeve – promotes premium grounding performance through consistent contact with conductive filaments; prevents conduction inhibiting oxidation from forming on the shaft; Conductive O-Rings – maintain conductivity for shaft currents Inpro/Seal's CDR protects bearings from harmful stray shaft currents by providing a path to ground, diverting stray currents safely away from the bearings. The combination of electrically conductive nonwoven fabric with the proven Low-Friction Simmerring® offers more than just a reliable seal of the rotor shaft, it also ensures safe grounding of the system without adding to the installation space. damage to the shaft is eliminated. In addition to utilising the first approach of using ceramic balls or coating the inner or outer rings, HQW Precision has developed an electrically conductive seal which leads the current directly from the inner ring to the outer ring and Dec 1, 2019 · At this point on every electric motor, there is a shaft seal that could help handle the shielding. RS PRO 5kΩ Conductive Linear Potentiometer RS Stock No. g. V-Seals and V-Rings; Metal Seals; Spring-Energized; Hydraulic; Radial Shaft Seals; Press-in-Place Hygienic seals are used widely in the Food & Beverage, Dairy, Pharmaceutical, Biotech, Industrial and Semi Conductor industries to seal sanitary pipe lines and clamp connections. 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