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Chemical equipment anti-corrosion repair: stable coating resistant to strong acids and alkalis
Date:2025-11-18 14:30     Source:daokedao     Browse:30

Chemical reaction kettle agitator, heat exchanger tube bundle and other components have prominent corrosion problems due to long-term exposure to strong acid and alkali media. Daokedao adopts corrosion-resistant materials such as Hastelloy C-276 and Monel alloy, and forms a dense coating through multi-layer melting process. It is resistant to strong corrosive media such as hydrochloric acid and sulfuric acid for more than 8000 hours, with a corrosion rate of ≤ 0.005mm/year. The equipment adopts explosion-proof design, which complies with the Ex d IIB T4 Ga explosion-proof level in the chemical industry and can be operated on site in chemical workshops. The stability of the repaired mixer has been improved, and the uniformity of material mixing in the reaction kettle has increased by 5%, helping chemical companies reduce equipment replacement costs and downtime losses.

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