TR20 PTT installed on the container is used for a passivation process of pipes and coils. The end user develops systems for the beverage industry (devices for cooling and dispensing of beer, juices, water).
The liquids contain solutions of phosphoric acid, oxalic acid, and nitric acid and are pumped under pressure of up to 4 bar to properly wash the coils. The units are to be used in their production line to passivate stainless steel tubes or pipes from their products.