1. aluminum sand casting part 2. 35 years casting experiences 3. CNC, all types of ... lathe, all types of lathe. 7.Surface finish process polishing, sand blasting, heat treatment, painting, powder coating, anodizing, electroplating, mirror ... lathe, all types of lathe.4. Surface finish process: polishing, sand blasting, heat treatment, painting, powder coating, anodizing, electroplating, mirror ...