Welcome to the new version of our website! We are constantly working on improving it and adding new features. If you run into any problems, please let us know. Thank you for your patience and feedback.

Pressed rings of expanded graphite

Pressed graphite rings are produced by pressing a sheet of expanded graphite with a purity of 98% C (industrial purity) or 99.85% C (nuclear purity).

Send inquiry

Product description

Pressed graphite rings are produced by pressing a sheet of expanded graphite with a purity of 98% C (industrial purity) or 99.85% C (nuclear purity).

Possible designs

Wide range of sizes and specific weights according to customer requirements.

  • Density 1.3-1.7 g/cm³
  • Graphite purity 98% and 99.85%
  • Square or rectangular cross section
  • Divided or undivided
  • Stainless steel corner cladding
  • Design with different bevel angles (standard 30° or 45°)

Clogging rings are commonly found on our market, usually with highly variable characteristics. The most important properties are internal structure, homogeneity, density, ring flexibility and graphite purity.

Applications

Pressed and pre-pressed rings are mainly used as spindle seals in medium and high pressure valves. In addition, press-fit rings are used to seal valves using a pressure seal in a pressure-tight lid.

Features

Feature Value Unit
Operating temperature
-200 to 650 °C
Operating pressure
1 to 500 bar
pH resistance
1 to 14 -

Don't see the right gasket in our offer?

We can create the perfect seal for your needs, including non-standard sizes.

Contact us

You might find it useful

Ball valve seats

Ball valve seats

Machined PTFE ball valve seats manufactured to customer specifications.

View
CLAMP gaskets

CLAMP gaskets

They are used for connecting stainless steel fittings and joining stainless steel pipes.

View
Butterfly valve heart seal

Butterfly valve heart seal

We supply silicone gasket material as standard. Other materials on request.

View
Fittings gaskets
  • Available online

Fittings gaskets

Asbestos-free gaskets for fittings made of our POWERgasket 100 material - for heating and plumbing.

View

Are you ready to put your seal selection worries behind you? Contact us

and get valuable advice and information on industrial seals

Logo Pokorny Industries

Pokorny Industries Partnership in quality

© Pokorny industries s.r.o. 2024 - all rights reserved

Submit a notification

Personal data protection

Terms and Conditions

Made by servisdesign