Kastas sealing technologies is a leading manufacturer of hydraulic, pneumatic sealing elements and custommade sealing solutions. Rotary seal selector the rotary seal selector allows you to search through the wide range of rotary seals and materials available based on application conditions and offers detailed information on installation and. Skf s s1s hydraulic seals create value by reducing the need for maintenance, thereby increasing productivity and proitability. Metalcased vtype sealing rings and axial clamp seals.
Cr seals are designed to protect your bearing arrangements. The purpose of this publication is to provide an overview of the main products within these groups, their characteristics and suitability for different application conditions. Rod and buffer seals maintain sealing contact in sliding motion between the cylinder head and the piston rod. With a large online verity of high performance seals in thousands of sizes. Hydraulic seals are used hydraulic in cylinders to seal the openings between various components in the hydraulic cylinder. Differential pressures acting on the piston to extend. Depending on the application, a rod sealing system can consist of a rod seal and a buffer seal or a rod seal only. Please refer to the latest edition of our hydraulic sealing guide for all other information on our vast family of hydraulic related products, including. With skf, you not only get a unique system perspective on how bearings and seals work together in rotating equipment, you also get a partner with unparalleled knowledge to help you maximize your operational effectiveness. Hydraulic seals are a device that restricts the escape of fluid and foreign materials from entering in a hydraulic application such as a cylinder.
Sealing elements substantially influence design, function and durability of hydraulic and pneumatic cylinders. Buffering seals protect hydraulic cylinders from pressure spikes and shock in highpressure hydraulic applications. The products shown in this catalogue are the more commonly used seal profiles and sizes for hydraulic cylinders. High performance hydraulic seals easily available online, from orings, backup rings, u seals, rod seals, piston seals, wear rings, buffer seals, vee packing, retainer rings, wiper rings, oil seals, cushion seals, pneumatic seals, cylinder seal kits for the fluid power industry. Not only must the hydraulic seals prevent leakage of fluid from the cylinder, but hydraulic seals. Product catalogs on hydraulic seals, rotary shaft seals. In many designs, the primary sealing lip is held in position by a garter spring. Hydraulic cylinder seals are used to seal the opening between various components in the hydraulic cylinder. Throughout different types of machinery, hydraulic seals are an essential piece to. Detailed information about the products can be found in the skf catalogues industrial shaft seals and hydraulic seals. Hydraulic seals can be damaged if they are not correctly installed. We have many standard rod seal, piston seal and dirt excluder product lines for hydraulic and pneumatic actuators, including eight types of rods seals. The range includes piston, rod, buffer and wiper seals, as well as guide rings and orings.
S1s design and material in perfect harmony seals in luid power applications like hydrau lic cylinders must withstand tough operating conditions and high power density demands. Polyurethane, ptfe and nbr rod seals for hydraulic cylinders. Hydraulic seal and oil seal catalog, 86 pages, offers everything customers need to know when choosing from among the wide range of these products. For information about lead times and deliveries, contact your local skf representative or skf authorized distributor. When ordering the seal ring separately,itisthen not necessarytomentiontheo ringmaterialcodeinthetss articleno. Send your drawings for quote or call to discuss product or material design perimeters with our engineering department. American high performance seals specializes in rotary seals, precision hydraulic seals, and fluid seals made of highperformance sealing materials. To make this new edition skf publication 5397 e an even more comprehensive guide, numerous revisions, additions and enhancements. Storage 36,installation and assembly 38,2 piston seals 45.
Skf seal jet system 17,criteria for seal selection 18. By consolidating the product offerings from skf and the acquired companies economos and polyseal, skf can now present a fully consistent range and catalogue of hydraulic seals, for both oems and the aftermarket. Hydraulic seals from trelleborg sealing solutions are the first choice when it comes to sealing a highperformance cylinder. With the skf seal jet, concar now offers a machine for producing needsoriented seals in its own factory skf seal jet dd 010. These tasks require a variety of different seal designs and performanceenhancing features. Specifications for effective sealing systems 22,gap extrusion 34. Therefore, the surface properties of the sealing surfaces are critical to proper seal performance. Simple stepbystep guide to using sealnet visit ozseals.
Cushioning seals minimize wear and noise in airpowered cylinders by preventing the piston from slamming against the cylinder body. Skf hydraulic seals and guides capabilities 16,customized sealing solutions 16. Skf piston seals skf slc produces over 30 million seals each year in close to 50,000 part numbers. Seals play an important role in hydraulic cylindersthey contain the. Piston seals make a seal between their outside edge and the cylinder bore to prevent internal leaks.
Hydraulic sealing systems are used in a wide range of differ. Shaft seals hydraulic seals catalogue industrial seals whiteboard movie large diameter machined seal for a hydro power application made of gecopur skf seal jet ng 060 machine large diameter horizontal turning lathe with gecopur semiinished material in front assortment of miniature seals made of different sealing materials a. Industrial seals expert the sealing solution knowledge blog. To provide the highest levels of quality and customer service, these products are available worldwide through skf sales channels. Skf seals master interchange includes large diameter seals, split seals, heavy duty waveseals, hydraulic pneumatic, metric seals, speedisleeve, scotseals, and hubcaps skf is your source for a wide range of products covering various industries. Skf slc produces over 30 million seals each year in close to 50,000 part numbers. Profiles and material compounds for applications including high pressures, low friction, extreme chemical and temperature environments. Hydraulic seals linear inch version trelleborg sealing solutions. When it comes to hydraulic seals, they are designed for highpressure dynamic applications like hydraulic cylinders. We can supply custom molded designs for any hydraulic seals in any material and in virtually any shape and size.
The first edition of the sealpool hydraulic seals catalogue skf publication 5181 e was published in 2001. Seals and sealing technology are essential parts of the capabilities of skf. Compatriot companies skf and benzlers share a rich history. The standard polypak is an economical choice as a stand alone rod or piston seal. Differential pressures acting on the piston to extend or retract the piston rod can be in excess of 400 bar 5 800 psi. Their advanced level of sealing technology is the result of many years of development and field experience gained in the various sectors of mechanical. The purpose of hydraulic seals is to seal the joins between two connected static or moving surfaces. Seals from skf stand for excellence and leadership and symbolize consistent endeavor to achieve total quality in all processes and imply three main benefits for our customers. This is the primary type of seal described in the skf seal handbook. From automotive to heavy duty to industrial applications, skf offers a. They provide stickslipfree running with low friction and wide media and temperature range compatibility.
Showmetheparts is changing how the world finds replacement parts for their vehicles. Cr radial shaft seals, type hms5 rg and hmsa10 rg are. Over the years we have built on our expertise in bearings, extending it to seals, mechatronics, services and lubrication systems. This seal was originally designed to improve the low pressure sealing capabilities of a standard lip type packing but the design principle has been effective in dealing with high and low temperature. Generally, springloaded lips are for retaining oil and nonspringloaded are used for low speed grease retention or excluding contaminants. Skf has launched a range of hydraulic seals to meet the hydraulic cylinders industrys needs for improved performance. Hydraulic rod seals for fluid applications trelleborg. The pressure acting on the piston seal increases contact forces between the piston seal and cylinder surface. These include loaded lip seals, ucups, rod wipers, wear rings and strips, cast iron piston rings, piston seals, t seals, vee packings, piston cups, compact piston seals, oil seals, v seals, bonded. This search feature will also link any old superseded part number to their current cr seals part number. Iso standards for installation spaces of piston seals, rod seals.
The desired displayed units of inch or millimeters can be selected. We invite you to download product files in cad, which are included in most of the detailed descriptions, or feel free to contact one of our specialists to help design seals that are optimized for your particular application. Our wide range of piston seals, rod seals, wipers, guide rings, static seals, machined seals and orings are designed and developed for the needs of high quality demanding applications and equipments globally. Hydraulic seals parker hannifin prdifa technology diision precision seals for hydraulics elastomer seals are functionally reliable components of fluid engi neering equipment and systems. Our proprietary rod seal designs meet users requirements for low friction, compact form and simple.