Properties of the different types of foam legend
  low medium high
Foaming Agent Protein Synthetic Synthetic Synthetic
Property P1)P: standard protein foam concentrate FP2)FP: fluoroprotein foam concentrate FFFP3)FFFP: aqueous film forming fluoroprotein foam concentrate FFFP/AR4)FFFP/AR: aqueous film forming,
alcohol-resistant protein foam concentrate
Deter-
gent
5)multi purpose detergent foam
S/AR6)S/AR: synthetic fluorine free alcohol-resistant foam concentrate
AFFF7)AFFF: synthetic aqueous film forming foam concentrate AFFF/AR8)AFFF/AR: synthetic aqueous film forming alcohol-resistant foam concentrate Deter-
gent
5)multi purpose detergent foam
S/AR6)S/AR: synthetic fluorine free alcohol-resistant foam concentrate
AFFF7)AFFF: synthetic aqueous film forming foam concentrate AFFF/AR8)AFFF/AR: synthetic aqueous film forming alcohol-resistant foam concentrate Detergent5)multi purpose detergent foam
Alcohol resistance ++9)FFFP/AR only ++10)S/AR only ++11)AFFF/AR only +11)AFFF/AR only
Polymer film formin ++9)FFFP/AR only ++10)S/AR only ++11)AFFF/AR only +11)AFFF/AR only
Aqueous film forming ++ ++ +
Flowability o + ++ + ++ o +
Gas-tightness + ++ ++ + ++ o +
Adhesiveness ++ + o ++ o12)AFFF only +13)AFFF/AR only +
Insulating effect ++ ++ o + o ++ o ++
Cooling effect + + ++ ++ ++ o +
Extinguishing time14)on liquids o + ++ + ++ + ++ o
Wetting effect15)on solid materials + ++ + + o
Oleophobic + ++ ++ ++
Foam wight ++ ++ ++ ++ ++ o o
Foam high o o o + + ++ + ++
Foam stability ++ ++ o ++ o12)AFFF only ++13)AFFF/AR only ++ 12)AFFF only o13)AFFF/AR only +
Drainage time ++ ++ ++ 12)AFFF only +13)AFFF/AR only + 12)AFFF only o13)AFFF/AR only +
Projection range + + ++16)AFFF, AFFF/AR- and FFFP used on petroleum products can be applied in non-aspirated form to achieve a wider projection range, e.g. when fighting storage tank fires + ++16)AFFF, AFFF/AR- and FFFP used on petroleum products can be applied in non-aspirated form to achieve a wider projection range, e.g. when fighting storage tank fires o o

++ very good/very high, + good/high, o suitable/medium, – unsuitable/low

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