Liquid drains from the foam blanket and forms an aqueous film that suppresses fuel vapor and seals the fuel surface.
Fire fighting foam properties.
Use discharge and disposal of firefighting foam products usa.
Super high expansion foam is a synthetic fire fighting foam concentrate specifically formulated for either low medium or high expansion foam generating equipment.
A fire fighting foam is simply a stable mass of small air filled bubbles which have a lower density than oil gasoline or water.
It is recommended for use between 1 3 proportioning ratio.
It is this second approach that will be.
Tf3 is a natural protein based product which mimics the performance of angus petroseal c6 3 fffp an aviation industry standard for protein based fire fighting foams to provide realistic fire training without the use of fluorinated chemicals.
Foam is made up of three ingredients water foam concentrate and air.
Firefighting foam is a foam used for fire suppression its role is to cool the fire and to coat the fuel preventing its contact with oxygen resulting in suppression of the combustion fire fighting foam was invented by the russian engineer and chemist aleksandr loran in 1902.
Other components of fire retardant foams are.
A fluorosurfactant free training foam which mimics the application and physical properties of angus petroseal c6 3 fffp fire fighting foam.
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The surfactants used must produce foam in concentration of less than 1.
1 5 2 equipment used for generating different expansion ratio foams 5 1 53 foam concentrates 5 1 5 4 typical uses and properties oflow medium and high expansion finished foams 6 chapter 2 foam concentrate 7 2 1 types offoam concentrate 7 2 1 1 general 7 2 1 2 protein based foam concentrates 8 a protein p 8 b fluoroprotein fp 9.
Enhances the properties of protein foam by increasing foam fluidity and improves the properties of regular protein foam by providing faster knockdown and ex cellent fuel tolerance.
Fire fighting foam is a stable mass of small bubbles of lower density than most flammable liquids and water.
The water content of the foam solution produces a cooling effect for additional fire suppression.
Super high expansion foam.
When mixed in the correct proportions these three ingredients form a homogeneous foam blanket.
