O Ring Sealing Design

The following table gives the o ring cross sections that result from various percentages of i d.

O ring sealing design.

Apple rubber offers custom designed made to order parts crafted to your precise specifications. And we are proud to continue that tradition today. Note that when the pressure is outward the groove outside diameter od is primary and the groove width then determines the inside diameter. Dean s original philosophy included exceeding customer expectations with great customer service and high quality products.

An o ring seal is used to prevent the. Design chart 4 3 explains how to design an o ring seal when the groove is cut into a fl at surface. Designing the parts of an application where o rings will be applied is broadly termed o ring groove design. Consider this a rubber guide or o ring guide in helping you find the exact rubber material and size you need.

1 2 what is an o ring seal. An o ring also known as a packingor a toric joint is a mechanical gasketin the shape of a torus. Seal design is a leading manufacturer and distributor of die cut gaskets seals o rings and molded rubber products. The design of the groove where the o ring sits plays a major role in how the o ring performs its sealing role.

It is a loop of elastomerwith a round cross section designed to be seated in a groove and compressed during assembly between two or more parts creating a sealat the interface. This o ring seal design section will give you step by step instructions on how to design a seal or rubber part for your application. X ring seals and high performance o ring material groove design follows the same principals as basic o ring applications although require even more attention to design adjustments for specific application environments for optimal sealing performance and life. O rings rubber seals and custom sealing devices.

With the largest inventory in the industry apple rubber has the size shape and material you need. Conversely when the pressure is inward the groove inside diameter is primary. In order to seal properly the o ring has to deform in the application by being compressed and stretched in any number of ways. As568b standard o ring groove design contact us for assistance or samples the three main types of standard groove designs are industrial static also called radial industrial reciprocating also called dynamic and face seals also called axial or flange.

More information including design criteria on o ring drive belts and their application will be found in o ring applications section iii. O ring design guide if the i d.