continuous still use after a period of time, it will inevitably become dirty, how to clean it?

1, in order to effectively clean the scale of distillation equipment, pickling, pickling commonly used nitric acid solution, boiler protective agent and other professional formula, special equipment by a professional cleaning company.

2, can be alkali washing, alkali washing with sodium phosphate and sodium dihydrogen phosphate as the main cleaning additives, is also very suitable for cleaning. Acid - proof pump is used for pickling, and the cleaning effect is confirmed regularly during the cleaning process. After cleaning, neutralize with alkaline solution and rinse off with clean water. Soak the alkaline cleaning solution in the alkaline solution and heat it, judge the cleaning effect according to the experience value, and rinse it off with clean water after cleaning.

In addition, in the continuous still pickling passivation operation process, the operator must carefully observe, carefully control the temperature and time of washing passivation. The lower the temperature, the longer the processing time, the higher the temperature, the shorter the processing time. Prevent excessive corrosion of material surface due to pickling or not reaching the passivation effect.

During continuous still cleaning, operators must wear acid resistant clothing, acid resistant gloves, masks and safety goggles. Container pickling passivation must wear qualified and supervised gas mask.

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