PTFE Packing with lubricant, silicone-free

  • Article Number: 2725F
  • Material: 2725F
  • Profile: PG/PR
  • Flexible, pressure resistant and dimensionalyl stable. Resistant against almost all media.
  • Preferred use in centrifugal pumps, mixers and stirrers against concentrated acids and bases, aggressive vapours and gasses as well as aggressively oxidising media.
  • Suitable for use with food.
Article Number


Temperature (min.) -269 °C
Temperature (max.) 260 °C
Density approx. (g/cm³) 1.7 g/cm³
Material structure PTFE
Waterproofing PTFE
Lubricant yes (silicon-free)
K-factor 0.9

Range of applications

Piston pump (Vg) 2 m/s
Piston pump (p) 150 bar
Impeller pump (Vg) 10 m/s
Impeller pump (p) 10 bar
Valves (p) 100 bar


abrasive and sticky media not suitable
Water, domestic water, sea water suitable
Hot water, boiler dining water suitable
Vapen, acid gases, nitrogen suitable
oxygen not suitable
Mineral oils, animal fats suitable
Heat carrier oils, synthetic oils suitable
Alcalia diluted, salt solutions not suitable
Alcalia concentrated not suitable
Anorg. Diluted acids, salt solutions suitable
Anorg. Acids concentrated suitable
Solvent, otherwise. Organ. Verb. suitable
Lacques, colors (silicone -free) suitable

Approvals and Test Reports

Food (FDA)

Forms of delivery

Ready-to-install, compression-molded packing rings made to measure; as complete packing sets; sold by the meter in boxes;

1 kg 3 - 7 mm vkt.
2 kg 8 - 11 mm vkt.
3,5 kg 12 - 14 mm vkt.
5 kg 15 - 19 mm vkt.
10 kg ab 20 mm vkt.


Data Sheet
EN | Last Changed 2023-09-29

General information: All information given in this Technical Information sheet represents our current level of knowledge and serves as information on our products and their respective scopes. It is not meant to ensure any particular properties of any product or the suitability of any product for any specific application, neither does it create any liability on our part.

Last Changed 2023-09-29 20:02:13

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