Stainless steel round acorn nuts pickling process

1. Cleaning: Use mechanical cleaning to clean the round acorn nuts.
2. Grinding: Grind the surface of the cleaned round acorn nuts to make the surface smooth.
3. Pickling: Soak the round acorn nuts in a dilute acid solution. The acidity can remove the surface oxide layer and enhance surface reactivity.
4. Bleaching: Soak the pickled round acorn nuts in fluorine-containing detergent or other oxidants, which has the effect of bleaching the round acorn nuts.
5. Cleaning: After bleaching, the round acorn nuts needs to be cleaned to ensure that the surface of the round acorn nuts is clean and free of stains.
6. Neutralization treatment: Soak the round acorn nuts in neutralizing liquid to remove harmful substances such as fluoride ions and prevent the material from turning yellow.
7. Water washing: Wash the round acorn nuts with clean water to remove any residue on the surface.
8. Drying: Dry the cleaned round acorn nuts to ensure that there is no moisture remaining on the surface.