Statotherm P foil

Statotherm P foil <br/>9591/P

Statotherm P foil


Statotherm P Foil 9591 is a gasket sheet consisting of unreinforced, flexible graphite foil with a purity of ≥ 99.85% and a low ash content.Statotherm P foil 9591 a basic gasket material without measurable cold or warm flow, making it usable as a gasket material for fittings and pumps in all branches of industry (especially for emergency repairs and complicated shapes). Equates to the SGL Sigraflex standard.


  • High flexibility
  • Ease of use
  • No measurable cold or warm flow

Operating range

Pressure: p = 40 bar
  • Continuous operation:
    t = -250 °C ... +450 °C
  • Steam: tmax= +550°C
Recommended surface roughness: RZ = 12.5 ... 50 μm

Chemical resistance: pH = 0 … 14
Resistant to almost all organic and inorganic acids, alkalis, oils and solvents. Not suitable for use in highly oxidizing media or in elementary fluorine, bromine, sulfur trioxide or ozone (O3) > 150 °C.

Standards and approvals

  • BAM (upon request)
  • DVGW


9591/P (sheets) 9591/R (rings and cuts) 9591/RIG (rings with inner eyelet) 9591/RA (frames) 9591/S (segments)


For safe operation, always use seals that are dry and undamaged.

Forms of supply

  • Sheets:
    1.000 x 1.000 mm
    0,5 /1,0 /1,5 /2,0 mm thickness
  • Rings and molded parts:
    Standard dimensions as per DIN EN 1514-1 or ASME B16.21

Similar products

Statotherm 1P 9593/1P

Statotherm 1P 9593/1P is a gasket sheet made from flexible, expanded graphite foils (purity > 98 %) which can be combined with a stainless steel sheet insert (material: 316 (L), 0.05 mm thick). Statotherm 1P 9593/1P is a gasket with a particularly adaptable graphite overlay that allows it to be used with low surface pressures and in fragile flanged connections.

Statotherm 9593/5pro

Statotherm 5pro 9593/5pro an adhesive-free graphite gasket sheet made from flexible graphite foil reinforced with one or two stainless steel 316 tanged inserts. The gasket sheet is impregnated to improve handling and reduce leakage. Equates to the SGL Sigraflex Universal Pro.

Statotherm HD 9593/HD

Statotherm HD 9593/HD is a reinforced, multilayer graphite gasket sheet made from 0.5 mm thick layers of high quality impregnated graphite foil (purity ≥ 99.85 %) combined without adhesive with 0.05 mm thick stain- less steel foil layers (AISI 316 (L)). Statotherm HD 9593/HD is outstanding for use in applications where high surface pressures are combined with high operating pressure. This seal is particularly useful where there are increased requirements in terms of seal tightness and operational safety. Equates to the SGL Sigraflex Hochdruck.

Inquire about individual solutions

We develop and produce customer-specific special and individual solutions for every application.

Inquire now Discover reference projects
Back to the overview

Technical Datasheet Statotherm TDB 9591