UNIGRAF®-TA-Luft sealing set

This gland packing is made of braided, patented multi-purpose graphite fiber to provide excellent cross-sectional density in temperature cycles and extremely low leakage rates. The packing set features low gap extrusion, low cold flow tendency and very low friction coefficients.
Article Number


Temperature (min) -200 °C
Temperature (max) 300 °C
Chemical resistance (pH) 0-14
Density approx. (g/cm³) 1.4 g/cm³
Material structure Graphitfolie

Range of applications

Valves (Vg) 2 m/s
Valves (p) 300 bar

The preferred application is in standard and control valves in the chemical and petro-chemical industry, and in process engineering and refineries.

The packing set provides the following practical advantages:

  • simple assembly
  • cost advantages through standard dimensions
  • suitable for use in new and re-worked valves


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 suitable
Alcalia concentrated limited suitability
Anorg. Diluted acids, salt solutions suitable
Anorg. Acids concentrated conditionally suitable
Solvent, otherwise. Organ. Verb. conditionally suitable
Lacques, colors (silicone -free) conditionally suitable

Approvals and Test Reports

TA Luft 2002 (VDI 24A0/2200)

Der Packungssatz wurde ohne Tellerbefederung, bei 400°C, 40 bar und 1000 Spindelbewegungen geprüft


Data Sheet
EN | Last Changed 2023-03-06

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 scope. 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 2023-03-06 07:18:51

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