- aliphatic hydrocarbons 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. The combination of a Simmerring® with an integrated encoder not only seals the shaft reliably but captures its rotational speed as well. English | Freudenberg Sealing Technologies is a leading supplier of advanced materials and products for customers working on automotive, industrial and alternate drivetrain applications. Cassette Seals consist of a Simmerring® and an optimized wear sleeve (either hard or soft unitized). 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. English | 1609 KB Oil Seals from The O-ring Store, we sell a large variety of seals for use in rotary and shaft solutions. - atmospheric agents Yes, I have read the privacy policy of Freudenberg Sealing Technologies. The BlueSeal is one design suited for future engine dynamic sealing. - It avoids damaging the seating, even if made of a light alloy, thus affording a better opportunity of substitutions without damages. It offers excellent performances in contact with: The motion can be rotary, translatory, reciprocating or oscillating. This solution includes the following advantages: English | Radial shaft seals are elements that seal the inside of the medium on rotating machine parts and prevent the ingress of impurities from the atmospheric outer environment. - polar solvents at ambient temperature. 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. Values to the customer. The thermal expansion coefficients of elastomers are decidedly superior to those of metals (see Table below). | PDF. The material innovation of Freudenberg Sealing Technologies for industrial gear units is called 75 FKM 260466. POP® Seals The use of springs of different material may be considered for particular applications. - Wear resistance 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. - DIN 17007 Table 2: 1,4571 or AFNOR Z8 CNDT 17.12. 411 KB We can supply custom molded designs for oil seals in any material and in virtually any shape or size. Detecting Lead It is nearly impossible to manufacture lead-free surfaces, but the thread method allows lead to be detected and quantified. | PDF. Lower friction compared to conventional sealing lip profile: 15 to 20%. Get dependable rotary shaft seals from Grainger. 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. 1.54401 or AFNOR Z6 CND 17.11 standards (ex AISI 316) English | 495 KB Effective dynamic seals need to maintain a balance between the sealing force, minimize the friction and furthermore prevent leakage. The main qualities of the compounds ROLF uses for producing its shaft seals are: (acrylonitrile-butadiene) Since 1929, the Simmerring® has stood for outstanding quality and today is known worldwide as a synonym for radial shaft seal rings. In fact, heat, mechanical deformation and chemical action of the fluids affect the original properties of the rubber. Spring-Loaded Rotary Shaft Seals Also known as oil seals, use these to retain oil on rotating … Medium pressure seals, such as the BABSL, can be used in many applications including pumps and motors in hydro-units, mechanical power transmission gearboxes, and 2-stroke engines. Get there fast ‒ With the Freudenberg Sealing Technologies E-Catalog, you find the right part for your application in no time at all. It continually undergoes further refinement based on the latest technological developments, and is particularly functionally reliable, flexible and extremely stressable. 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. Obtain news and background information about sealing technology, get in touch with innovative products – subscribe to the free e-mail newsletter. Low Friction Simmerring® | PDF. | PDF. Trelleborg Sealing Solutions offers a wide range of specialized Rotary Shaft Seals, including our best-in-class proprietary radial lip seal… 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. It is therefore recommended for: The standard springs undergo a programmed bedding-in process which allows a precise evaluation of the radial force at the design stage. The low-friction Simmerring® (LFS) is a combination of advanced, high-performance and friction-optimized ACM materials. With reference to the elastomer, it may be of an inner (see par. The original Simmerring® is a premium quality radial shaft seal conforming to DIN 3760 and ISO 6194-1 with an elastomeric outer diameter. 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. Radial Shaft Energy Saving Seals, ESS™ - water, up to boiling point Since 1929, the Simmerring® has stood for outstanding quality and today is known worldwide as a synonym for radial shaft seal rings. This radial shaft seal ring is based on know-how gained from years of experience. 15898 High Pressure Radial Shaft Seal 44.2-85-10mm PTFE Oil Seal for Hydraulic Pump Motor This elastomer has exceptional heat and chemical resistance. Radial shaft seals specifications . 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 … Values to the customer. The Freudenberg Sealing Technologies Imperial Standard Range (ISR) Oil Seal is a premium quality seal typically used in applications such as gearboxes, axles, transmissions, and engines. 2.3). (ethylene-propylene). 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: These durable seals are resistant to moisture, natural contaminants such as sand and fiber, and harsh weather including radical temperature - mineral oils 539 KB Do you have a question? Whether you are powering a bus, ferry, train or specialty vehicle, you need a reliable energy storage system. With the help of the Simmerring® Selector you can find quickly and easily the appropriate Simmerring® for your application in just a few steps. The benefits for the process industry are better friction, less wear and a low heat generation, which extends the lifetime of the seal. Lead on a shaft can negatively affect a radial lip seal, causing severe leakage and seal failure. English | They also effectively protect engines, transmissions, differentials and axles against dirt, water and other environmental influences. - Stainless steel, to DIN 17440/tab. - High degree of elasticity The collected data are fed into the engine control unit, allowing the optimization of the combustion process. 2.3.1 - Nature of the materials constituting the spring, The choice of the materials constituting the spring depends on the type of fluid the Garter spring comes in contact with. We design parts to be stronger and more efficient to make. English | 764 KB 566 KB The resulting advantages are: 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. Imperial Standard Range (ISR) Simmerring® Shaft Seals. They increase the protection against external contaminants while allowing axial and rotary movement. Premium Pressure Seal (PPS) The Simmerring® Imperial Standard Range (ISR) Oil Seals Where a resistance to corrosive fluids is required, it can be supplied as made from They are used to seal shafts in heavy construction and agricultural equipment that, for example, are exposed to high stresses. It also exhibits an excellent high- and low-temperature resistance, so that its field of application covers a broad range. The company applies more than 150 years of engineering and materials expertise to its strategy of researching, developing and introducing innovative product and process solutions. 5 Labyrinth Seal Gaps Units : mm Nominal Shaft Diameter Labyrinth Gaps Radial Gap Axiall Gap Under 50 0.25 to 0.4 1 to 2 50-200 0.5 to 1.5 2 to 5 Nominal Shaft Diameter Under 50 50-200 Radial … Radial shaft seals typically consist of a metal insert and an elastomer diaphragm with a spring-energized sealing lip. 59. Radial seal designs tolerate a limited range of shaft deviation from the true center, or shaft to bore misalignment (STBM). With our own line of radial shaft seals, we can provide solutions for all of your sealing needs. This is for the purpose of providing it with certain properties, such as: - Compatibility with the fluid contacted These seals have a metal case that creates a tight seal when mating with smooth surfaces. 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 … 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. Also, radial seal designs can tolerate some dynamic run-out (DRO), expressed as total indicated reading (TIR), the degree to which the shaft … From the electrification of the power train to boosting charging speed, safety, and comfort, we can shape the technological change together. 609 KB - particular hydraulic systems, such as braking systems *, I agree to the forwarding of my inquiry to the appropriate distributor if necessary. E-Mobility 570 KB The range is further expanded by creating combinations with other components and additional functions. Send your drawings for quote or call to discuss product or material design perimeters with our engineering department. Early radial shaft seals utilized rawhide as the sealing element, and many elastomeric seal … California Transparency in Supply Chain Act, Diameter and rotational speed of the shaft, Dirt accumulation in the assembly to be sealed, Media to be sealed off (lubricating oil or grease, other liquids, paste-like or gaseous media). Its resistance to oils and solvents is on average slightly superior to that of nitrile rubber, except for special cases. Long operating life: This increases the operational efficiency of your facilities and equipment, along with the security of the investment. 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: Radial shaft seals, also known as lip seals, are used to seal rotary elements, such as a shaft or rotating bore.Common examples include strut seals, hydraulic pump seals, axle seals, power steering seals, and valve stem seals. The HLPS is a severe duty pressure seal and has a unique design with several features that greatly improve its overall performance. 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. - excellent locking-in in the housing This especially wear-resistant material made of fluoro rubber has been especially developed for use in synthetic oils, especially polyglycols (PGs). English | This type of case was designed for applications requiring high pulling forces and automated motions based on magnetic systems. The original Simmerring® is a premium quality radial shaft seal conforming to DIN 3760 and ISO 6194-1 with an elastomeric outer diameter. 525 KB - Water and aqueous solutions (lyes). Table 11. The Garter spring, acting as a complement to the fundamental action of the sealing lip (Par. Our selection includes Simmerrings® adapted to all these parameters and different ranges of use. The Simmerring® Imperial Standard Range (ISR) Oil Seals. 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 … | PDF. HTS II radial shaft seals … (acrylonitrile-hydrogenated butadiene) 375 KB The Merkel Radiamatic RPM 41 radial shaft … The temperature range varies from -30°C to + 120°C. 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