The difference between the two lies in their different functions and the same effect. Grinding is a repairing technology for treating scratches on the painted surface before polishing, and polishing is a repairing technology for treating defects on the painted surface after polishing.
The main function of the abrasive is grinding, and the gloss of the paint surface is not increased. The main function of the polishing agent is to make the paint surface smooth and shiny. Both are cosmetic materials used in the treatment of paint.
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