UNIGRAF® GasketSet For TA-Luft Valves

UNIGRAF® 1339 is a universal graphite gasket set which, with its special combination, meets the VDI guidelines 2440/2200 even without disk springs. The packing is preferably used in standard and control fittings in the chemical and petrochemical industry, process technology and refineries. The packing set consists of a layered construction of pure graphite foil rings and spacers (diffusion rings) to reduce leakage.

Article Number

1339

Material

1339

Profile

PR

Description

Operating Data

Temperature (min)
-269 °C
Temperature (max)
550 °C
Density approx. (g/cm³)
1.6 g/cm³
Material structure
Graphitfolie

Fields of Application

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

Applications

abrasive and sticky media
not suitable
Water, Process water, Lake water
suitable
Hot water, boiler dining water
suitable
Vapors, 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
Inorganic acids diluted, salt solutions
suitable
Inorganic acids concentrated
limited suitability
Solvents, other organic compounds
limited suitability
Lacques, colors (silicone -free)
limited suitability

Approvals & Test Reports

TA Luft 2002 (VDI 24A0/2200)
Test without disc suspension, at 400°C, 25 bar and 1,000 spindle movements.

Forms of delivery

Compression-moulded packing ring or packing set
Dimensions on request