Pickling and passivation

2021-08-18View Original

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How does adding a buffer to the nitric acid-hydrofluoric acid pickling solution prevent the workpiece from darkening during passivation?

Reply #22021-08-24

Master the passivation time for quick cleaning.

Reply #32021-08-25

The main approach is to consult the manufacturers of passivators and conduct experiments under their guidance to find the optimal ratio and pickling time

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Pickling and passivation

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