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O-Rings & Rubber Seals | High Performance O-Ring Suppliers | Polymax UK

Polymax are proud to be the largest online distributor of O-rings in the UK. With over 30,000 different materials and sizes available, our unique O-ring search tools help you find your match in seconds.

We are also able to supply many other non-standard compounds on a short lead time. Polymers such as Silicone, EPDM, Kalrez®, FFKM, HNBR, PTFE, XNBR, PU, CR and more. We can provide a range of shore hardness (40 to 90 ShA) and a variety of colours.

Can't find what you need? Call our dedicated O-ring hotline to speak with one of our experts +44 (0)14204 72000.

Quick Search Tools

Use our quick search tools

Quickly search by material, Metric, AB/BS or chemical compatibility. Nitrile, Viton, EPDM, Silicone, PTFE and Neoprene.

Nitrile (NBR) O-Rings | Buy Online

See our range of Nitrile O-rings

Cost effective with the biggest choice of sizes available to buy online. Commonly used in applications requiring resistance to oil, fat and grease. (-30°C to +90°C).

Viton® (FKM) O-Rings | Buy Online

See our range of Viton O-rings

FKM O-rings are typically used in applications where resistance to wide range of chemicals and high temperature is crucial. (-15°C to +200°C).

EPDM O-Rings | Buy Online

See our range of EPDM O-rings

Excellent resistance to weathering, ozone and steam. Used in braking systems using glycol (Dot 3 and 4) and silicone based fluids (Dot 5). (-30°C to +125°C).

Silicone O-Rings | Buy Online

See our range of Silicone O-rings

Excellent resistance to temperature extremes, flexible at low temperatures. Used in many food and pharmaceutical applications. (-40°C to +200°C).

PTFE O-Rings | Buy Online

See our range of PTFE O-rings

A tough abrasion and chemical resistant compound, yet with less elasticity than some materials. (-200°C to +250°C).

Neoprene® O-Rings | Buy Online

See our range of Neoprene O-rings

Chloroprene is a good multi-purpose material, it exhibits fair oil resistance and good ozone and weather resistance. (-40°C to +110°C).

FEP Encapsulated O-Rings

See our range of FEP encapsulated O-rings

An encapsulated O-ring comprises an elastomer energising core, which has a seamless fluoropolymer jacket. (-20°C to +200°C).

PTFE Backup / Support O-Rings

See our range of PTFE Backup O-rings

Back-up rings are used with O-rings for both static and dynamic sealing applications.
 

Polymax FFKM O-Rings

See our range of FFKM O-rings

One of the most durable and resilient O-ring materials. A popular choice for enduring harsh environments. (-0°C to +330°C).

Kalrez® (FFKM) O-Rings

See our range of Kalrez O-rings

Outstanding chemical and temperature resistance, with lots of non-standard options. (-50°C to +350°C).

HNBR O-Rings

See our range of HNBR O-rings

HNBR is treated with hydrogen producing high strength, greater thermal stability and reduced wear. (-30°C to +170°C).

AFLAS® O-Rings

See our range AFLAS O-rings

A unique compound that is often used in the automotive industry. Resistant to petroleum, steam, and other automotive fluids. (-5°C to 204°C).

FEP Encapsulated Gaskets

See our range of FEP encapsulated gaskets

FEP Encapsulated Gaskets are designed to withstand almost all industrial chemicals and solvents.
 

Bonded Seals | Buy Online

See our range of bonded seals O-rings

Bonded seals (or Dowty seals) are metal washer/rubber bonded inserts for use in high pressure applications where conventional seals are unsuitable.

O-Ring Grease | Buy Online

See our range of O-ring grease

O-ring synthetic lubricant is used to prolong O-ring performance and assist in assembly.
 

O-Ring Cord Kits | Buy Online

See our range of O-ring cord kits

A range of cord kits in various different materials, including NBR and Viton®.
 

O-Ring Kits | Buy Online

See our range of O-ring kits

A range of O-ring kits in various different materials, including NBR, Viton®, EPDM, HNBR and Silicone.