Graphite rings

Die-moulded Graphite Rings - Grafex ring

DENSIQ produces and supplies die-moulded graphite rings (Grafex ring) to all types of industry and for applications such as valves, resealing hatches etc. A Grafex ring consists of pure natural graphite that is expanded at high temperature and then die-moulded to the correct density. The properties are excellent regarding the sealing properties at high pressure, high temperature and function in most media.
The range includes products in various grades:

  • Grafex IQ
    Expanded Graphite 98% purity, Industrial Quality (IQ).
  • Grafex NQ
    Expanded Graphite 99.85% purity, Nuclear Quality (NQ).
  • Grafex HT
    Expanded Graphite 98% purity, High Temp Quality (HT).
Graphite rings
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