STHAMEX-AFFF 3%

STHAMEX AFFF 3% F-0 #4302
Mfg.: Dr.Sthamer – Hamburg

STHAMEX®-AFFF 3% F-0 (#4302)
STHAMEX AFFF 3% F-0 is a synthetic, aqueous film-forming fire-extinguishing foam concentrate based on surface-active agents. It is designed for use at a 3% concentration and is compatible with all standard low-expansion foam equipment and fixed foam installations, particularly for combating Class B fires.

Applications:
Petrochemical industries
Airports
Onshore and offshore facilities

Limitations:
STHAMEX®-AFFF 3% F-0 is not suitable for use on polar solvents, such as alcohols.

Physical properties and technical data:
Recommended induction rate: 3% low expansion foam, non-polar liquids
Foam expansion* (according to EN 1568): 5 – 10 low expansion foam*
25% water drainage time (according to EN 1568): 4 – 8 minutes
50% water drainage time (according to EN 1568): 3 – 7 minutes
Colour: yellow to brown
pH value at 20°C : 6,5 – 8,5
Density at 20°C : 1,020 ± 0,02 g/ml
Sediments: none
Surface tension: < 17,5 mN/m
Spreading coefficient: > 3 mN/m (Cyclohexane)
Frost resistance: 0°C (prevent from freezing)
Viscosity at 20°C : < 10 mm²/sec
Viscosity at  0°C : < 20 mm²/sec

sthamex afff 3%

 

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