O Ring Materials

This popular o ring material family comparison shows basic rubber material family properties and performance plastic properties.

O ring materials.

Because of the range of materials available determining which o ring is appropriate for use in a specific application is a process whose importance cannot be overstated. Buna nitrile buna is the most widely used o ring elastomer compound. Bs o rings are defined by a standard reference. The information below along with consultation with the resources.

For more information on our o ring materials please visit our contact page or fill in the ask eriks form below. Silicone and kalrez o ring materials are also widely used especially in high temperature applications. Typical part number for a metric o ring id x cs material shore hardness 2x1n70 defines this o ring as 2mm id with 1mm cross section made from nitrile rubber which is 70sh. Safety datasheets are available here.

We offer o ring materials in custom and industry standard sizes. Fkm also known as viton a registered trademark name of the chemours company is fluorocarbon a brand of synthetic rubber and fluoropolymer elastomer. Some of the common types of o ring materials include ptfe nitrile buna neoprene epdm rubber and fluorocarbon viton. Metric o rings are usually defined by the internal dimension x the cross section.

Below is a summary of the different commonly used o ring materials and types.