Graphite Gasket Materials
Graphite gaskets are used against a wide variety of acids, alkalis and salt solutions, organic compounds, and heat transfer fluids at high temperatures.
GRAPHITE PRE-FORMS (DIE-FORMS)
Die-formed rings offer a leak-free sealing solution for high-performance valve applications, which require excellent pressure and temperature characteristics.- Self-lubricating.
- Manufactured to order.
- Recommended Maximum Temperature: 430°C.
- Recommended Services: Gland packing, fluid media, high-temperature steam, demineralised water, heat transfer media,
petroleum products, inorganic and organic acids, alkali, hot waxes and oils.
PSM
Pure exfoliated graphite with a tanged stainless steel sheet reinforcing.
- Grey in colour.
- Supplied in sheets: 1000mm x 1000mm, and 1500mm x 1500mm.
- Thickness: 1.5mm to 3mm.
- Recommended Maximum Temperature: 300°C.
- Recommended Services: Steam, resistant to virtually all media, resistant to high and low temperatures,
where high compressibility is required.
Pure exfoliated graphite with a tanged stainless steel sheet reinforcing.
- Grey in colour.
- Supplied in sheets: 1000mm x 1000mm, and 1500mm x 1500mm.
- Thickness: 1.5mm to 3mm.
- Recommended Maximum Temperature: 300°C.
- Recommended Services: Steam, resistant to virtually all media, resistant to high and low temperatures,
where high compressibility is required.
PURE GRAPHITE SEALS
Pure graphite pre-formed to precise density and dimensions.- Manufactured to order.
- Recommended Maximum Temperature: 600°C.
- Recommended Services: Valves, rotary pumps, fluid media, high-temperature steam, demineralised water, heat transfer media,
petroleum products, inorganic and organic acids, alkali, hot waxes and oils.
SIGRAFLEX® HOCHDRUCK
HOCHDRUCK is a multilayer high-strength graphite sealing sheet comprised of 0.5 mm thick layers of high-purity graphite foil and 0.05 mm thick stainless-steel foils.- Grey in colour.
- Supplied in sheets: 1500mm x 1500mm.
- Thickness: 1.5mm and 3mm.
- Recommended Maximum Temperature: 550°C.
- Recommended Services: Chemical, petrochemical, refinery industries. heat transfer from oil and heating facilities,
steam pipework and boilers in power stations.
SLS
Pure exfoliated graphite with a stainless-steel foil reinforcing.
- Grey in colour.
- Supplied in sheets: 1000mm x 1000mm, and 1500mm x 1500mm.
- Thickness: 0.8mm to 3mm.
- Recommended Maximum Temperature: 200°C.
- Recommended Services: Steam, resistant to virtually all media, resistant to high and low temperature,
irregular/damaged flange surfaces.