You are currently viewing the James Walker Global website.

Insolion gre banner

Insolion® GRE

The Insolion GRE gasket consists of a G10 glass reinforced (GRE) carrier with two modified PTFE sealing faces.

  • General industry

Proprietary machining of the carrier allows correct location of the sealing faces, with the depth / profile designed to achieve correct compression and groove fill.

  • Flange insulation and electrical isolation in conjunction with cathodic protection
  • Specified for plant wide use on the majority of flange specifications including ASME, API, EN, BS and DIN
  • Insulation between dissimilar metals to prevent galvanic corrosion

  • Maximum temperature: +120°C (+248°F)
  • Minimum temperature: -128°C (-200°F)
  • Maximum pressure: 5 MPa/50 bar (725 psi) (ASME Class 300, PN40)

  • Insolion GRE can be supplied in sizes from NB 1/2" to 24" diameter to match the majority of flange specifications including ASME, JIS, EN, BS, ISO and DIN
  • Custom dimensions and sizing options are available upon request
  • Nominal thickness of Insolion GRE is 3.2 mm
  • Insolion GRE is supplied as a kit suitable for the specific flange size and class rating required. This kit includes:
  1. Insolion GRE gasket
  2. G10 bolt sleeves
  3. G10 washers
  4. Metallic backup washers in zinc plated carbon steel or stainless steel
  5. Fitting guide
Related Downloads

Insolion G10/G11/GRE flange isolation kits fitting guide

English pdf (148 KB) Download

Insolion GRE datasheet

English pdf (275 KB) Download

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