International and apple are alternatives in sourcing the design handbooks in elastomer application. In order to seal properly the oring has to deform in the application by being compressed and stretched in any number of ways. Select an oring crosssection size from the available standard sizes. Here you will find an oring groove design guide to help you with your oring gland dimensions. You will find indepth information on each of these rules and more in the new seal design guide published by apple rubber products. Parker recommends utilizing our inphorm design software. Apple rubber products, inc oring, orings, oring, o. Orings are typically called out by the inner diameter of the torus and the diameter of the round crosssection. Here you find all eriks interactive technical tools for orings.
Browse the function and availability of each groove design. Quick oring groove design guide during the last couple of years i developed several mechanical designs involving oring grooves. To complete the oring design process, the oring material needs to be specified based on the seals anticipated environment. Since 2007 we have been making getting orings easy by continuing to improve our people, product and process. These are the sizes that are most readily available. If there is still no match, then the only remaining options are to change the design of the bore or groove or both. An oring is a simple and versatile ring shaped packing or sealing device.
As important as the oring seal itself is the groove that the oring seats into. All of the rubber orings we manufacture are available in both small quantities and large volumes. The design of the groove where the oring sits plays a major role in how the oring performs its sealing role. If the clearance is unacceptable, component tolerance will have to be. In fact, an oring that is not squeezed in its application is the wrong oring. The parker one is decent but their inphorm software isnt worth the electrons its written on. If the oring size required is known, simply select the as, bs or iso. Apple rubber engineers have a broad range of experience and knowledge in seal design aquired over more than 25 years of solving problems for countless industries. Our goal is to maximize our ability to provide quality products and services that meet or exceed our customers requirements. Parker hannifin corporation oring division 2360 palumbo drive, lexington, ky 40509 phone. Our primary products are o rings in over 30 different compounds.
Oring calculator helps you to select the recommended oring sizes based on the groove or any size given. Apple rubber offers the seal industrys largest inventory of orings, which includes every standard as568 and iso 3601 size, and the following. Solidworks 2016 sp05 to disable web help from within solidworks and use local help instead, click help use solidworks web help. Oring groove design considerations and engineering guides for static face seals, metric orings, static dovetail orings, static rodpiston orings and dynamic rodpiston orings. Introduction seal design guide apple rubber products. Oring installation design and specification for dynamic. Designing the parts of an application where orings will be applied is broadly termed oring groove design. Squeeze inches oring cross section diameter in inches gland depth. Oring groove design, oring groove dimensions mykin inc. Oring groove design guide for static id od rod piston glands. Otherwise many bad things will happen to your design.
Design engineering apple rubber products apple rubber. We serve customers around the world from our oring warehouse in clarkston, washington. Having a circular cross section that functions as a seal, in both static and dynamic applications, by being compressed between the mating surfaces comprising the walls of the gland, in which it is installed. Both are interlinked, thus ensuring the best possible combination of the calculated oring size and material choice. Gap mm info sealing gap mm calculated values at excentrical position of piston. Thus, for an as568010 size 70 shore a, nitrile would be. Make sure the squeeze % is sufficiently high enough to seal, but low enough to allow dynamic movements. An oring is a solidrubber seal shaped like a dough nut or torus. To report problems encountered with the web help interface and search, contact your local support representative.
Apple rubber products is a learning company that has embraced the challenge to explore and develop a variety of manufacturing methods. Throughout this post, im going to refer to the apple rubber website, but i am not affiliated with them. Apple rubber stocks the largest inventory of orings in the industry. Gland depth x groove width area of the gland must be larger than the cross section area of the oring pi x r2. The groove must be designed to accommodate not just the oring size, but also its intended usage. For standard sizes, aerospace standard as568 and iso 3601 for metric sizes are used to give the dimension and tolerance. Parker oring handbook 5700 handbook introduction 12 seals build with the best. Oring is forced to flow within the groove toward the. Reference charts for designing the right oring groove dimensions for optimal oring performance, then order orings online from the worlds largest oring inventory network. Dovetail groove engineering design guide custom oring. Just select the seal and application type, input your bore, piston, and groove diameters, and the orings inside diameter id and cross section. Butyl rubber has been tested in face type oring seals using grooves that provided 15%, 30% and 50% compression. Oring calculator, unit converter, oring weight calculator, chemical resistance guide.
Now that you have selected a gland design and oring size. Standard measured dovetail grooves are accessory products that are used to hold an oring in place during the installation or maintenance of a piece of equipment. Select the type of oring groove piston, rod, face seal or trapped seal. Save time calculating and designing oring grooves and verify the oring sealing performance by checking parameters like oring compression, free groove volume, oring inner diameter stretch and much more.
Through our extensive research we believe that these oring groove dimensions and fit details will provide the optimum oring compression squeeze for your seal to prevent oring leaks. For vertical oring applications as a chamber, it is desirable to use an undercut groove similar to that shown in figure 1. Orings standard as568, iso 3601 apple rubber products. Great design variety special shapes, x and drings are also on offer. Rubber oring seals orings ppe manufactures and supplies fully molded and cnc machined elastomer orings from 1.
Helpful resources what the robotics at marylands subteams use in their work. To verify you have chosen the right oring for you application, use our new oring gland calculator. Largest oring inventory and custom sealing solutions. Oring seals for static and nonrotary dynamic applications. With one of the largest nonstandard size inventory. If you are using a backup ring in your application, increase the groove width by the maximum thickness of the backup ring. Discussion in calculations started by bert, apr 6, 20. Static stationary rod and piston oring gland design default chart id od. An oring seal consists of an oring and a properly designed gland which applies a. Parker recommends utilizing our design tools mobile inphorm and the oring selector design software to guide the user through the design and selection of an oring and corresponding seal gland. Total indicator reading between groove and adjacent bearing surface. Those who are already familiar with oring seal design may simply refer to the appropriate design tables for the information needed.
The most common type of seal used for sealing vacuum systems is the oring. Operating temperature, the desired polymer group or seal hardness. Apple material designation durometers shore a temperature range dry heat only the most commonly used durometer is 70. The eriks oring design calculator features the calculation of. Oring seals from freudenberg sealing technologies can be adapted across all industries and market segments to technically demanding installation and operating conditions on a customerspecific basis.
Gland design the first thing you need to do is select a gland design. Oring installation design and specification for dynamic reciprocating applications. Oringkits the handy carrying case with orings is ideally suited for repairs, assembly jobs and workshops, and finally puts an end to the search for the right oring. Choose between over 30 construction part materials and 11 oring compounds. Parkerhannifin in my humble opinion, as stated, is the best. Apple rubber products, seal design catalog, apple rubber products inc. Oring groove calculator precision polymer engineering. Apple o rings are available in a choice of six basic materials, each in a range of optional durometer shore a hardnesses. Over 25 years of experience and knowledge design engineering department. Orings are available in a wide range of standard and nonstandard sizes that are suitable for nearly all sealing applications. Standards as568, metrics iso 3601, and unusual sizes. For more information on the oring groove calculator or other products please visit our contact page or. Find apple o ring related suppliers, manufacturers, products and specifications on globalspec a trusted source of apple o ring information.
Since new designs should also try to incorporate these sizes, we offer groove design tools for static and. Oring design procedure using mobile inphorm parker recommends utilizing our design tools mobile inphorm and the oring selectordesign software to guide the user through the design and selection of an oring and corresponding seal gland. Orings and load them also into your created design. This interactive guide helps you determine the chemical properties, temperature ranges and key uses of chemicals in oring and seal. The clearances must be held to an absolute minimum consistent with design requirements for temperature variations and should not exceed the values shown. As well as the chemical volume swell or shrinkage of the oring. Choose whether you are working with existing hardware or designing new hardware. Minnesota rubber and plastics standardline products are made from materials having a hardness of 70 shore a. Determine the maximum percent gland fill using equation 6. For those who are unfamiliar with oring design, it is recommended to. When compressed between mating surfaces, an oring blocks the passage of liquids or gases. Ace seals engineering design guide provides insight into the appropriate measures for installing these products.
If you are unsure what crosssection size to use, see here. Oring grooves are used to seal removable sections in a design which are at different pressures andor in contact with different fluids. Oring groove design guides for face seal flange, dovetail flange, static cylinder and piston, and dynamic cylinder and piston designs. Apple rubber oring seal design guide is a good start in learning about several types of oring seals and general procedures oring groove design.
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