You are currently viewing the James Walker Global website.

Brochure banner

Unilion® guide

Spring energised seals offering the high‑performance answer to fluid sealing problems where conventional products fail to give the integrity or reliability required.

We offer a full range of Unilion precision-engineered spring energised sealing products that meet the following parameters:

  • Used successfully on applications at up to 103 MPa/20000 psi
  • Cryogenic duties down to -260°C
  • Temperature excursions up to +350°C
  • Resistance to corrosive media
  • Efficient dynamic operation following long stationary periods

Unilion products are available in a selection of materials that have been independently 3rd party tested and are validated by James Walker for use in hydrogen service. Contact us for further details.

Downloading this guide provides the following information:

  • Seal jacket materials
  • Seal spring materials
  • Unilion seal diameter details
  • Seal technical details
  • Unilion standard profiles
  • Unilion back-up rings
  • Hardware design
  • Fitting guides
  • Ordering / specification guides
  • General information

Unilion spring energised seals guide

English pdf (6 MB) Download
Share: Share on LinkedIn Share on Twitter Share by Email Share on Facebook

Expert to Expert

Want to discuss your project, engineering or materials challenge expert to expert? Simply provide us with your contact details and a little information about the application you are working on, and one of our experts will contact you as soon as possible.

Contact us