Color register edging method for aluminum alloy hub

Abstract

The present application provides a color register edging method for an aluminum alloy hub. The method is characterized by comprising the following steps: (I) a first pretreatment and drying step, including washing, degreasing, acid pickling and passivation; (II) a body powder and paint spraying and respective curing step; (III) a second pretreatment and drying step, including washing, degreasing, acid pickling and passivation; (IV) an edging color register spraying and curing step, wherein a color register paint is squeezed onto a surface that needs color register by using an injection needle; (V) a third pretreatment and drying step, including washing, degreasing, acid pickling and passivation; and (VI) a high-gloss transparent powder spraying and curing step. The method breaks the conventional shielded protective color register process, the designed grooves can be in a full circle or partial, meanwhile, the size of the grooves can also be changed in the width.

Dependencies are inferred from the claim text.