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.

Seal design is a leading manufacturer and distributor of die cut gaskets seals o rings and molded rubber products. Dean s original philosophy included exceeding customer expectations with great customer service and high quality products. Apple rubber offers custom designed made to order parts crafted to your precise specifications. Note that when the pressure is outward the groove outside diameter od is primary and the groove width then determines the inside diameter.

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. And we are proud to continue that tradition today. In order to seal properly the o ring has to deform in the application by being compressed and stretched in any number of ways.

More information including design criteria on o ring drive belts and their application will be found in o ring applications section iii. Designing the parts of an application where o rings will be applied is broadly termed o ring groove design. Conversely when the pressure is inward the groove inside diameter is primary. 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.

The design of the groove where the o ring sits plays a major role in how the o ring performs its sealing role. Consider this a rubber guide or o ring guide in helping you find the exact rubber material and size you need. 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. Design chart 4 3 explains how to design an o ring seal when the groove is cut into a fl at surface.

An o ring seal is used to prevent the. With the largest inventory in the industry apple rubber has the size shape and material you need. 1 2 what is an o ring seal. Of the o ring is stretched the cross section of the o ring will decrease.

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