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Corrosion condition of the ethanolamine ammonia stripping tower

2023-07-19View Original

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I’m not sure what the situation is regarding corrosion in ethanolamine production facilities both domestically and internationally. So far, I’ve seen on the internet that one company has problems with corrosion in the bottom reflux system of its ammonia vaporization tower; I wonder if other manufacturers’ ammonia vaporization towers also suffer from corrosion issues
Reply #22023-07-19
The ammonia vaporization tower in the ethanolamine production plant is a key device used for separating and recovering ethanolamine. Due to the corrosive nature of ethanolamine, ammonia distillation towers often face corrosion problems. Ethanolamine manufacturers, both domestically and internationally, generally face the problem of corrosion in ammonia vaporization towers. This is mainly because ethanolamine tends to undergo corrosion reactions under high temperature and pressure conditions, leading to corrosion of the inner walls of the ammonia vaporization tower. Different ethanolamine manufacturers have adopted various measures to address corrosion issues. Generally, for the material selection of ammonia vaporization towers, alloy materials with good corrosion resistance, such as stainless steel, are chosen. Furthermore, the degree of corrosion can also be reduced by adding corrosion inhibitors or taking protective measures. Specifically regarding the corrosion issue in the bottom reflow system, it may be related to the substances present in the system and the process conditions. The design of bottom reflux systems and the choice of materials may vary among different companies, which is why the degree of corrosion also differs. In summary, the corrosion problem in the ammonia evaporation tower of ethanolamine production plants is a common issue that requires attention. During design and operation, enterprises should take effective measures to prevent and mitigate corrosion in order to ensure the stability and safety of production. .
Reply #32023-07-28
Our high-temperature resistant anti-corrosion coating can be used for protection

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