Static quadring seals with wide variations in squeeze and groove dimensions can be used with satisfactory results. Click here for more information on face seal groove design. Dynamic applications for sealing of reciprocating pistons, rods, plungers, etc. The multilobed design provides more sealing surfaces than an oring, all while using the same hardware quad. Oring groove design guide for static id od rod piston glands. Quadring brand seals for static and nonrotary dynamic applications. Encapsulated oring manufacturer and precision extruder mcor inc. The fourlobed design provides twice the sealing surface in comparison to a standard oring. Development material sciences quality systems program management. 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. Oring groove design guides for face seal flange, dovetail flange, static cylinder and piston, and dynamic cylinder and piston designs. The initial sealing is achieved by the diametrical squeeze in a right angled groove. How to design oring groove in autodesk inventor 2011. If you are unsure what crosssection size to use, see here.
Determine the maximum clearance present in your application. Quadring seal is used predominantly for dynamic sealing functions. To avoid tearing or nicking, the use of oring lubrication is recommended while installing the oring into the dovetail gland. For existing applications, there is no need to change the design or procedures.
Guidestandard size quadring brand seals and quad brand orings. 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. As important as the oring seal itself is the groove that the oring seats into. The groove must be designed to accommodate not just the oring size, but also its intended usage.
The primary reason for using a square ring in a sealing application is that they perform the sealing function in a superior manner and at a cost lower than any other comparable sealing device. Groove design oring seals for static and nonrotary dynamic applications. The fourlobed design not only provides lower fiction than an oring, but also, due to its square cross section, it resists spiral twist. Thousands of nonstandard sizes are available in stock or can be made within a few weeks typically without tooling fees so no need to settle for a. 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. How to design oring groove in autodesk inventor 2011 short tutorial. If the gland fill exceeds 100%, the groove wil have to be redesigned. Square rings fit in oring grooves and are interchangeable size for size. Dovetail cutters parker hannifin oring dovetail cutters. The quad ring has a high stability for dynamic applications, which is the most important feature of the quad ring. Oring groove design considerations and engineering guides for static face seals, metric orings, static dovetail orings, static rodpiston orings and dynamic rodpiston orings. Great design variety special shapes, x and drings are also on offer.
Instead of rolling in the groove and creating torsion, quad rings will slide with no negative outcome. Select a quadring brand crosssection size from the available standard sizes. Designing the parts of an application where orings will be applied is broadly termed oring groove design. For a radial seal, subtract the minimum rod shaft diameter from the maximum. O ring guide introduction the o ring, or toroidal seal, is an exceptionally versatile sealing device. Groove dimensions for the quadring are slightly different however, as less squeeze is required on the seal.
The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. Both are interlinked, thus ensuring the best possible combination of the. Ace seals engineering design guide provides insight into the appropriate measures for installing these products. O ring square cut o ring quad ring x ring hitech seals inc. In order to seal properly the oring has to deform in the application by being compressed and stretched in any number of ways. Oring design oring crosssection oring gland types i. Quadring brand seals for static and nonrotary dynamic. Quadring seal applications fields of application quadring seals can be used for a wide range of different applications. Dimensions per as568 although tolerances vary by use, please see our tolerance pages. Parker recommends utilizing our inphorm design software to guide the user through the design and selection of an. Static stationary rod and piston oring gland design default chart id od. Weve spent the past few entries on this blog discussing orings. Its use is always limited by the pressure to be sealed and the velocity.
Designed for milling full dovetail grooves with drop hole access, parker hannifin oring dovetail cutters from harvey tool mill both top and bottom radii. Operating temperature, the desired polymer group or seal hardness. The design of the groove where the oring sits plays a major role in how the oring performs its sealing role. Advantages of a quadring over an oring gallagher fluid seals. Oring selector is a sophisticated sizing calculator with added features for estimating thermal expansion, chemical volume swell and compressive load force uses imperial and standard sizing design analysis. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. The difference between a quad ring left and an oring. They can be used in a wide variety of static and dynamic sealing applications. Browse the function and availability of each groove design. Groove width refer to the table above to determine the groove width for the quadring crosssection size you have selected.