... all types of lathe. 7.Surface finish process polishing, sand blasting, heat treatment, painting, powder coating, anodizing, electroplating, ... quality and strict delivery time. 1. Aluminum casting, sand casting, die casting, gravity, high pressure die casting, ... all types of lathe.4. Surface finish process: polishing, sand blasting, heat treatment, painting, powder coating, anodizing, electroplating, ...