Foam concentrate for fire-fighting “Pirena-1” is used to extinguish fires: class A (burning of solids involving smouldering); class B (burning of water-insoluble liquids (gasoline, oil products);
Foam concentrate for fire-fighting “Pirena” is biologically soft (biodegradation of the fire-fighting foam concentrate at more than 90 %)
Hydrogen Index (pH)
6,5 .. 10
Freezing temperature, ° С, not higher
-5
Density at 20 ° С, kg/m3
1000 ... 1150
Resistance to freezing and thawing
resistant
Expansion ratio of the low expansion foam obtained from the foam solution, not more than
20
Drainage time (25 %) of the low expansion foam obtained from the foam solution, s, not less than
120
Expansion ratio of the medium expansion foam obtained from the foam solution, not more than
70
Drainage time (50 %) of the medium expansion foam obtained from the foam solution, s, not less than
200
Expansion ratio of the high expansion foam obtained from the foam solution, not more than
600
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