O Ring Sealing Design

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.

O ring sealing design.

1 2 what is an o ring seal. Dean s original philosophy included exceeding customer expectations with great customer service and high quality products. Of the o ring is stretched the cross section of the o ring will decrease. O ring design guide if the i d.

Consider this a rubber guide or o ring guide in helping you find the exact rubber material and size you need. In order to seal properly the o ring has to deform in the application by being compressed and stretched in any number of ways. O rings rubber seals and custom sealing devices. An o ring also known as a packingor a toric joint is a mechanical gasketin the shape of a torus.

More information including design criteria on o ring drive belts and their application will be found in o ring applications section iii. An o ring seal is used to prevent the. Apple rubber offers custom designed made to order parts crafted to your precise specifications. Design chart 4 3 explains how to design an o ring seal when the groove is cut into a fl at surface.

The following table gives the o ring cross sections that result from various percentages of i d. The design of the groove where the o ring sits plays a major role in how the o ring performs its sealing role. Seal design is a leading manufacturer and distributor of die cut gaskets seals o rings and molded rubber products. O ring seals are described in this section under scope of o ring use o rings are also used as light duty mechani cal drive belts.

Note that when the pressure is outward the groove outside diameter od is primary and the groove width then determines the inside diameter. Designing the parts of an application where o rings will be applied is broadly termed o ring groove design. Radial and dynamic seals require the presence of a diametrical clearance gap for installation. And we are proud to continue that tradition today.

Conversely when the pressure is inward the groove inside diameter is primary. 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.