Automatic Aluminum Anodizing Production Line for 3C Phone Housing | 8–12μm Fine Sandblasting & Dyeing Process Intro Paragraph This dedicated anodizing line is customized for 3C aluminum phone housing mass production. It stably achieves 8–12 μm uniform oxide film with fine sandblasting and consistent dyeing results. Strict parameter locking minimizes color difference and surface defects for consumer electronics standards. Item Technical Parameter Target Application 3C aluminum