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Degreasing And Pickling In Hot-dip Galvanizing Line.

- May 21, 2018 -

Degreasing and pickling in hot-dip galvanizing line.

Pretreatment with hot galvanizing refers to the process of pickling and degreasing.These operations are to prepare and provide galvanized steel parts.Hot dip galvanization occurs only on the surface of chemically cleaned steel, so it is important to carefully and carefully pre-process and galvanize.Pretreatment of steel surface is absolutely necessary for obtaining a good galvanizing layer.

Before hot dip galvanizing, remove steel surface, grease, grease, dust and other contaminants.For example, paint and non-waterborne mark notes.After a number of attempts, the most commonly used or acidic degreasing, usually soaked in degreasing, and high pressure water injection can also.When finished, the steel should be washed in a cold water tank to remove residual chemicals and avoid affecting the next process.