Foam Concentrate Pump of Water Turbine
Foam Concentrate Storage Tank
◆ 2：The alcohol-resistant aqueous film-forming foam (AR-AFFF) concentrate is a multi-functional environmentally friendly fire foam that is composed of hydrocarbon surfactants, fluorocarbon surfactants, anti-drying agents, additives, polar film-forming agents, stabilizers, antifreeze agents, preservatives, foaming agents, etc. It is categorized into 3% AFFF/AR (3:97) and 6% AFFF/AR (6:94) based on the mixing ratio with water. The shelf life is eight years. The alcohol-resistant component only works for two years, after which it becomes an ordinary aqueous film-forming fire extinguishing agent.
◆ Material: Brass Alloy
◆ Material: Bronze, ASTM B584
Back Pressure Regulating Diaphragm Valve
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