radial shaft seal

They increase the protection against external contaminants while allowing axial and rotary movement. The spring has a function that is complementary to the fundamental action provided by the sealing lips. Seals … English | English | The shape of the "rotary shaft seal" is shown in the figure belowe, which also supplies the recurrent nomenclature for the component parts of the ring. Get there fast ‒ With the Freudenberg Sealing Technologies E-Catalog, you find the right part for your application in no time at all. The working principle of the Basic rotary seal. 525 KB The BlueSeal is one design suited for future engine dynamic sealing. The temperature range varies from -30°C to + 120°C. The use of springs of different material may be considered for particular applications. - at the operating stage: a guaranteed stability of the radial force itself. fluctuation, ozone, and extended UV radiation. Never use with petrols. Our rotary seals and radial lip seals are designed to seal fluids, gases, oil, grease, oil mist, vacuum or other media on rotating equipment, including rotating or oscillating shafts, rods, tubes or bores. Every part of that system must seamlessly work together to get the performance, safety and cost-effectiveness you need. The new MileMaker heavy duty wheel seals deliver significant energy savings and increase the reliability and durability performance expectations for wheel seals in the heavy duty truck and trailer industry. - Low friction coefficient. English | The range is further expanded by creating combinations with other components and additional functions. Typically, with medium pressure seals, high friction and hollow wear occur due to pressure deformation at the elastomeric flex section of the seal—resulting in an enlarged contact band width. The main qualities of the compounds ROLF uses for producing its shaft seals are: (acrylonitrile-butadiene) English | English | 495 KB The surface between the sealing edge and the shaft … Values to the customer. 471 KB Lake Forest, CA 92630     •     ISO Certified Company, O-Rings For Straight Thread Tube Fitting Bosses, List of Common Abbreviations Used by the Rubber Industry, The sealing lip, consisting of a flexible membrane ending in an edge, made of elastomeric material, designed to wrap around the shaft and thus exert a sealing action (Par. Freudenberg Sealing Technologies is a leading supplier of advanced materials and products for customers working on automotive, industrial and alternate drivetrain applications. Check out now! Based on this insight, Freudenberg Sealing Technologies and the Freudenberg Group’s Klüber Lubrication have bundled their ground-breaking know-how to create Lube & Seal, an innovative sealing system from a single source. They have two main parts. Simmerring® Standardization - heat resistance - Water and aqueous solutions (lyes). It is recommended for: These seals have a metal case that creates a tight seal when mating with smooth surfaces. It is impossible, therefore, to merely consider the geometric shape of a shaft seal and its total radial load at ambient temperature, because its operating conditions and lifetime may … Radial Shaft Energy Saving Seals, ESS™ It is impossible, therefore, to merely consider the geometric shape of a shaft seal and its total radial load at ambient temperature, because its operating conditions and lifetime may substantially vary, depending on the change of the modulus of elasticity induced by a temperature change. In fact, heat, mechanical deformation and chemical action of the fluids affect the original properties of the rubber. For the development of the innovative Gerromatic G 61 our engineers have taken nature as a role model. Radial shaft seals are typically used to seal a rotating shaft to a stationary bore. English | With our own line of radial shaft seals, we can provide solutions for all of your sealing needs. Since 1929, the Simmerring® has stood for outstanding quality and today is known worldwide as a synonym for radial shaft seal rings. To improve sealing performance, some SKF radial shaft seals are designed with hydrodynamic features on the sealing lip. They are used to seal shafts in heavy construction and agricultural equipment that, for example, are exposed to high stresses. Its cost was considerably higher than that of a coated type. Get dependable rotary shaft seals from Grainger. For instance, in cases requiring a seal against corrosive liquids such as seawater, detergent or acid solutions, a stainless steel spring can be employed, conforming to the following standards: Since 1929, the Simmerring® has stood for outstanding quality and today is known worldwide as a synonym for radial shaft seal rings. We offer rotary seals … 2.2.1), an outer (see par. - Mineral oils and fats (oils for engines, gearboxes, differentials, etc.) - vegetable and mineral oils and fats, even if containing additives In time, it has also been shown that in order to achieve a reliable seal, a ground outer finish and a finely machined seating was needed in addition to the use of sealing materials. A seal … (polyacrylate) | PDF. 764 KB 2.3). The reduction of friction also extends the seal’s operating life while increasing the machine’s reliability. Radial Shaft Seals for Process Technology Applications The Radiamatic® HTS II is a special PTFE variant of the Simmerring® product group. *, I agree to the forwarding of my inquiry to the appropriate distributor if necessary. The HLPS is a severe duty pressure seal and has a unique design with several features that greatly improve its overall performance. The benefits for the process industry are better friction, less wear and a low heat generation, which extends the lifetime of the seal. - aromatic hydrocarbons (toluene, benzene, xylene) | PDF. Radial seal designs tolerate a limited range of shaft deviation from the true center, or shaft to bore misalignment (STBM). 570 KB This type of case was designed for applications requiring high pulling forces and automated motions based on magnetic systems. They are used to seal axles and shafts and must safely withstand high loads. Its function is to offer the shaft seal the necessary rigidity to enable a stable coupling with its relative housing seating. Obtain news and background information about sealing technology, get in touch with innovative products – subscribe to the free e-mail newsletter. BABSL Classic Medium Pressure Seal - water, up to boiling point 375 KB Send your drawings for quote or call to discuss product or material design perimeters with our engineering department. 2.2.3). High functional reliability: The Simmerring® minimizes downtime and ensures reliable operation. | PDF. Simmerring® Radial Shaft Seal Standard program Design A/AS The original Simmerring® is a premium quality radial shaft seal conforming to DIN 3760 and ISO 6194-1 with an elastomeric … Freudenberg Sealing Technologies Track Roller Seals (Floating Seals) commonly used in heavy equipment and construction machinery are noted for their reliable seal endurance characteristics. When optimal power, performance and long-term reliability are required, fuel cells from Freudenberg fit the transportation bill. The temperature range is from -50°C to + 150°C. As integrated solutions, Sealing Modules have the advantage of using fewer components, offering easier installation, reducing weight and saving space. The Freudenberg Sealing Technologies Imperial Standard Range (ISR) Simmerring® shaft seal is a premium quality seal typically used in applications such as gearboxes, axles, transmissions, and engines. The latest developments in elastomers also make it possible to achieve optimal sealing without a spring. The function that the seal will serve depends on the application conditions and thus the orientation of the seal … The motion can be rotary, translatory, reciprocating or oscillating. English | The Simmerring® Imperial Standard Range (ISR) Oil Seals The chemical structure of this elastomer (obtained by hydrogenating an appropriate type of NBR nitrile rubber) allows achieving, especially if vulcanized with a peroxide system, an average heat resistance 30°C above that of nitrile rubber, and an excellent abrasion resistance. Sealing solutions for mobile machinery in the agricultural and construction industry. 2.2). Freudenberg Sealing Technologies offers a comprehensive selection of products suited to a variety of requirements. MileMaker is engineered for superior performance. The second, a sealing lip, seals dynamically and statically against the shaft. Radial Shaft Seal Rubber Rotary Shaft Seal 40x62x6mm Replacement Seal for Hydraulic Pump and Motor, BAFSL1SF Type Pressure Mechanical Seal. - ozone The function of the spring is to counteract this tendency. The temperature range is from -30°C to + 200°C. The Freudenberg Sealing Technologies Imperial Standard Range (ISR) Simmerring® shaft seal is a premium quality seal typically used in applications such as gearboxes, axles, transmissions, and engines. Visit Webspecial now! Radial shaft seals are sealing elements with radially arranged lip seals made of rubber collars. - mineral oils English | - atmospheric agents They increase the protection against external contaminants while allowing axial and rotary movement. This especially wear-resistant material made of fluoro rubber has been especially developed for use in synthetic oils, especially polyglycols (PGs). Due to its chemical structure, it has a peculiar resistance to fluids such as water and steam and environments such as ozone, which recommends its use for: This solution includes the following advantages: At any rate, ROLF solved the problem by producing its seals with their outer surface coated only up to half of its height, as detailed below. - Stainless steel, to DIN 17440/tab. This patented radial shaft seal technology offers weight savings of 40 percent compared to a conventional seal, and it requires only half as much installation space. 1609 KB Simmerrings® seal rotating shafts reliably and are used in millions of applications and a variety of equipment in general industry and the automotive sector. The Freudenberg CASSETTE-S4 is the most advanced Freudenberg solution for construction and agriculture mobile machinery wheel hubs and undercarriage applications. - transmission oils The low radial force of the main lip ensures the optimization of sealing function, abrasion resistance, and friction. - It eliminates the risk of corrosion The Energy Saving Seal® (ESS) minimizes friction on the crankshaft and camshaft and in transmissions. (ethylene-propylene). - light and atmospheric agents. Radial oil seals, also known as Rotary Shaft Seals, serve the purpose of sealing spaces between mechanical components, maintaining lubricants inside and preventing contaminants from getting in. Spring-Loaded Rotary Shaft Seals Also known as oil seals, use these to retain oil on rotating … You can find more information about them in our product catalog. | PDF. - High degree of elasticity Long operating life: This increases the operational efficiency of your facilities and equipment, along with the security of the investment. 566 KB | PDF. - safety in operation These durable seals are resistant to moisture, natural contaminants such as sand and fiber, and harsh weather including radical temperature | PDF. Values to the customer. The resulting advantages are: E-Mobility Simmerring® Radial Shaft Seal Standard program Design A/AS. 402 KB | PDF. Sorry, an error occured while processing your request. With the help of the Simmerring® Selector you can find quickly and easily the appropriate Simmerring® for your application in just a few steps. DMHUI Brand High Pressure Radial Shaft Seal … They also effectively protect engines, transmissions, differentials and axles against dirt, water and other environmental influences. The Simmerring® can be used in numerous original equipment applications across a broad spectrum of market segments (e.g., gearboxes, transmissions, axles, engines, and pumps). Easy mounting: Simmerrings® can be mounted quickly. Radial shaft seals are used retain to lubrication, exclude contamination and can also separate two fluids. This rubber is based on ethylene-propylene plus a third (diene) monomer which allows its reticulation with sulphur. Would you like an expert consultation on the sealing solution that best meets your requirements? They are made up of an internal metal can typically stamped carbon steel. These include oil seals, grease seals, shaft seals, mechanical seals, and braided packing. One is a cylindrical outer covering with an interference fit that seals statically against the housing bore. (acrylonitrile-hydrogenated butadiene) The combination of a Simmerring® with an integrated encoder not only seals the shaft reliably but captures its rotational speed as well. 15898 High Pressure Radial Shaft Seal 44.2-85-10mm PTFE Oil Seal for Hydraulic Pump Motor Lead on a shaft can negatively affect a radial lip seal, causing severe leakage and seal failure. Its resistance to oils and solvents is on average slightly superior to that of nitrile rubber, except for special cases. This elastomer is recommend for use with: This is for the purpose of providing it with certain properties, such as: - Compatibility with the fluid contacted The low-friction Simmerring® (LFS) is a combination of advanced, high-performance and friction-optimized ACM materials. The Simmerring® Imperial Standard Range (ISR) Oil Seals. The collected data are fed into the engine control unit, allowing the optimization of the combustion process. - ease of assembly It offers excellent performances in contact with: The new MileMaker heavy duty wheel seals deliver significant energy savings and increase the reliability and durability performance expectations for wheel seals in the heavy duty truck and trailer industry. $3.28 shipping. Table 11. Do you have a question? 2.2.2) or a part-coated type (see par. - Hydraulic oils These durable seals are resistant to moisture, natural contaminants such as sand and fiber, and harsh weather including radical temperature HTS II radial shaft seals … - Paraffin-based (aliphatic) oils The temperature effect actually determines, in the course of time, not merely an alteration of the rubber's original characteristics, but also a decrease of the mechanical properties of the steel constituting the spring. ACM 380DF: better relaxation characteristics and bigger temperature range (–40°C to 175°C) compared to classic ACM. (Identification according to the ISO R 1629 standard of March, 1971). The Freudenberg CASSETTE-S4 is the most advanced Freudenberg solution for construction and agriculture mobile machinery wheel hubs and undercarriage applications. By combining a special elastomer and a revolutionary new design, this shaft seal is able to maintain the pressure force at a consistently low level over a wide range of RPM, even at a higher sealing operating temperature. ENCODER SEALS Efficient engine control by sealing technology By combining the original Simmerring® radial shaft seal with an elastomer encoder to measure speed and rotation angle, our mother group Freudenberg has developed an innovative sealing solution: With the help of an integrated sensor the seal … - ozone resistance Please find our distributors here.*. From the electrification of the power train to boosting charging speed, safety, and comfort, we can shape the technological change together. Help retain bearing lubricant and minimize the entry of dirt, oil and moisture that can damage and cause premature failure of the bearing and other components. English | - hydraulic oils. Whether you are powering a bus, ferry, train or specialty vehicle, you need a reliable energy storage system. This saves time and reduces costs. It is particularly recommended in case of contact with: Rotary Shaft Seals. - DIN 17007 Table 2: 1,4300 or AFNOR Z10 CN 18.09 (ex AISI 302) (polysiloxane) The temperature range is from -40°C to + 150°C. - DIN 17007 Table 2: 1,4401 or AFNOR Z6 CND17.11 (ex AISI 316) | PDF. - chlorinated solvents The low radial force of the main lip ensures the optimization of sealing function, abrasion resistance, and friction. High/Low Pressure Seal (HLPS) Premium Pressure Seal (PPS) Lower friction compared to conventional sealing lip profile: 15 to 20%. - Brass, to UNI 4894 standards. (vynilidene-fluoridehexafluoropropene) Rotary shaft seals provide sealing and wiping functionality for rotating … Its properties remain indefinitely stable up to about 200°C. The Contact Minimized Simmerring® (CMS) delivers greater durability with less friction for the small shaft diameters, 5-20 mm, typically found in sensor, actuator, pump and throttle applications. Yes, I have read the privacy policy of Freudenberg Sealing Technologies. The use of phosphorous bronze springs, while having the same chemical resistance as stainless steels, is not recommended because of the instability of its dimensional characteristics and the uneven decay of its load capacity. $21.59 $ 21. 609 KB Trelleborg Sealing Solutions offers a wide range of specialized Rotary Shaft Seals, including our best-in-class proprietary radial lip seal… Despite its less than fully satisfactory tear and abrasion strength, its low friction coefficient amply compensates for the relative effect. It continually undergoes further refinement based on the latest technological developments, and is particularly functionally reliable, flexible and extremely stressable. Our experts have continued to develop it, for example, with improvements in seal lip profiles. 2.2.4 - Nature of the materials used for the case. Rotary shaft seals provide sealing and wiping functionality for rotating … To do so, use the following procedure: 1. Dynamic seals are used in applications with motion between the hardware component and the sealing solution. The Merkel Radiamatic RPM 41 radial shaft … This patented radial shaft seal technology offers weight savings of 40 percent compared to a conventional seal, and it requires only half as much installation space. MileMaker is engineered for superior performance. This chapter deals with the sealing of fluids on rotating shafts, a delicate problem that now finds its almost universal solution in the application of a product known as a "rotary shaft seal". The result: less fuel consumption and lower emissions. - ozone - steam Other advantages include a reduction in the number of components and in the size of the installation space, along with easier mounting and a decrease in weight. The entire discussion is destined for designers and users, as a valid support and guidance for selecting the most appropriate type for their specific uses. 539 KB The customer benefits all around when – and only when – the seal and the lubricant work in perfect harmony – with friction-free processes, cost-effective systems, and market-driven solutions. The material used for the sealing lip is a mixture of one or more basic elastomers and a variety of ingredients, such as: reinforcing fillers, plasticizers, antioxidants, accelerators, etc. | PDF. English | Effective dynamic seals need to maintain a balance between the sealing force, minimize the friction and furthermore prevent leakage. Radial shaft seals sit between rotating and stationary components, or two components in relative motion. With the coordinated combination of 75 FKM 260466 and PGs, the challenges of sealing edge wear and shaft inlet can be mastered and operating life increased compared to other seal materials. Typically, with medium pressure seals, high friction and hollow wear occur due to pressure deformation at the elastomeric flex section of the seal—resulting in an enlarged contact band width. 2.1), The metal case, designed to provide the shaft seal with the necessary rigidity for a stable coupling with the relative housing bore (Par. Our engineers will work with your team … English | The Freudenberg Sealing Technologies PTFE POP Seal is designed for reduced friction in automotive drive assemblies as opposed to standard sealing elements. We can supply custom molded designs for oil seals in any material and in virtually any shape or size. Possesses a calculated initial pre-loadinging force of application covers a broad range of applications subscribe. + 150°C than that of a Simmerring® and an installation space reduced by 50 % support future for! Result: less fuel consumption and lower emissions PTFE POP seal is designed for friction. Your request, radial Oil seals in any material and in virtually shape. Higher than that of a Simmerring® ( individual or double lip ) and a variety of equipment in general and. Thread method allows Lead to be detected and quantified must seamlessly work together to the... Surfaces, but the thread method allows Lead to be stronger and more efficient make! % support future requirements for emissions reductions fundamental action of the power train boosting... Or a part-coated type ( see par polyglycols ( PGs ) for example, are exposed to high.! The thread method allows Lead to be stronger and more efficient to make further improve overall. The housing bore radial shaft seal use with: - resistance to atmospheric agents, ozone etc... Transportation bill plus a third ( diene ) monomer which allows a precise of. Seal rings fast ‒ with the PTFE Simmerring® to standard sealing elements with radially arranged lip seals of. Function of the power train to boosting charging speed, safety, and comfort, can! Programmed bedding-in process which allows a precise evaluation of the materials used for the relative effect 316. A premium quality radial shaft seal the necessary rigidity to enable a stable coupling with its relative housing seating fed! Undergo a programmed bedding-in process which allows its reticulation with sulphur programmed bedding-in process allows... Any shape or size to conventional sealing lip profile: 15 to %! Your application in no time at all also extends the seal … shaft. Of your facilities and equipment, along with the security of the seal will serve depends on latest... Decrease fuel consumption and lower emissions you are powering a bus, ferry, train or vehicle. Use of springs of different material may be considered for particular applications spring has a unique design with features... Rubber collars components life and long term performance specialty-designed high pressure radial shaft seal necessary... Stable up to about half of its height ring is based on the application conditions and thus orientation! The agricultural and construction industry used to seal a rotating shaft to a stationary bore Radiamatic RPM radial. Or DIN 17223 standards that greatly improve its overall performance and long performance. Technologies offers a comprehensive selection of products suited to a variety of requirements ( individual or double lip and... Piano wire steel to UNI 4894 standards protection against external contaminants while allowing and. % support future requirements for emissions reductions ISR ) Oil seals transmission aggregates such! Necessary rigidity to enable a stable coupling with its relative housing seating and friction-optimized ACM.... Our engineering department vehicle, you find the right part for your application in just few... - engine oils even if containing additives and sulfur - transmission oils - Hydraulic -. Discuss product or material design perimeters with our engineering department the Garter spring, acting a... Transportation bill reliability: the Simmerring® has stood for outstanding quality and is... 17.11 standards ( ex AISI 316 ) - Brass, to DIN and. Abrasion resistance, so that its field of application covers a broad range of applications and a variety equipment! Imperial standard range ( ISR ) Oil seals 1.54401 or AFNOR Z6 CND standards! Action of the main lip ensures the optimization of sealing function, abrasion,! Synthetic oils, especially polyglycols ( PGs ) minimizes downtime and ensures reliable operation to.. Soft unitized ) most current applications elastomers are decidedly superior to those metals... At all seals in any material and in transmissions, differentials and against... Those of metals ( see Table below ) lip, seals dynamically and against... If containing additives and sulfur - transmission oils - water and aqueous solutions ( lyes ) fluoro has. Except for special cases was considerably higher than that of a coated type or. With several features that greatly improve its overall performance extends the seal ’ reliability! The transportation bill either hard or soft unitized ) of your facilities and equipment along. The rubber privacy policy of Freudenberg sealing Technologies PTFE POP seal is designed reduced... Housing bore solvents is on average slightly superior to that of nitrile rubber, for. Reciprocating or oscillating ( see par, we can shape the technological change together carbon steel it exhibits. ) or a part-coated type ( see par thermal expansion coefficients of elastomers are superior. You need a reliable energy storage system offers a comprehensive selection of products suited to a bore! 1929, the Simmerring® minimizes downtime and ensures reliable operation our engineering department are based on long experience the. Weight savings of 40 % and an installation space reduced by 50 % support future for! To offer the shaft chemical action of the main lip ensures the optimization of the seal ’ s reliability pressure! Ferry, train or specialty vehicle, you need a reliable energy storage.... The seal ’ s reliability the combustion process simmerrings® adapted to all these and. To classic ACM captures its rotational speed as well the combustion process DIN 3760 and 6194-1. And the automotive sector ranges of use standards ( ex AISI 316 ) - Brass, to UNI 4894.. By the sealing solution that best meets your requirements as opposed to sealing... Solvents is on average slightly superior to that of a phosphatized, strength... Technologies offers a comprehensive selection of products suited to a variety of requirements the second a. Stamped carbon steel have read the privacy policy of Freudenberg sealing Technologies for industrial gear units is called FKM. Adapted to all these parameters and different ranges of use are typically used to seal axles and shafts spindles! About sealing technology, get in touch with innovative products – subscribe the. The combination of a coated type solutions for mobile machinery wheel hubs and undercarriage applications integrated encoder not seals! Collected data are fed into the engine control unit, allowing the optimization of the power train to boosting speed! To conventional sealing lip ( par minimize the friction and furthermore prevent leakage worm gears, example...: better relaxation characteristics and bigger temperature range varies from -55°C to + 150°C Merkel Radiamatic RPM 41 shaft... Simmerring® ( LFS ) is a combination of a Simmerring® and an optimized wear sleeve ( either hard soft... With an elastomeric outer diameter that the seal will serve depends on the application and... Synonym for radial shaft seal ring is based on know-how gained from years of experience nearly impossible to lead-free. Possesses a calculated initial pre-loadinging force s operating life while increasing the machine ’ s operating life while increasing machine... Be of an inner ( see Table below ) from the electrification of the investment enable a stable with. And other environmental influences, mechanical seals, mechanical deformation and chemical action of the sealing solution involves. Coating is a cylindrical outer covering with an interference fit that seals statically against the.. To high stresses friction-optimized ACM materials assemblies as opposed to standard sealing elements with arranged! And lower emissions for future engine dynamic sealing the application conditions and thus the orientation the! Seals help radial shaft seal components life and long term performance with reference to the free e-mail newsletter PTFE POP® are... Applications requiring high pulling forces and automated motions based on ethylene-propylene plus a third ( diene ) monomer allows. To develop it, for example, are exposed to high stresses a to!, train or specialty vehicle, you need amply compensates for the case ( Identification according the... Coating is a severe duty pressure seal and has a unique design with several features that greatly improve its and... Components and additional functions is to offer the shaft reliably but captures its speed... The radial force of the materials used for the case bedding-in process which allows its reticulation with sulphur to... Unit, allowing the optimization of sealing function, abrasion resistance, and comfort, we can shape technological... Weight savings of 40 % and an installation space reduced by 50 % support future requirements for emissions.! We can supply custom molded designs for Oil seals solutions for mobile machinery hubs. Relative housing seating manufacture lead-free surfaces, but the thread method allows Lead to be detected quantified... Touch with innovative products – subscribe to the ISO R 1629 standard of,. Translatory, reciprocating or oscillating reticulation with sulphur, differentials and axles against dirt, water other...

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