... , all types of lathe. 7.Surface finish process polishing, sand blasting, heat treatment, painting, powder coating, anodizing ... time.1. Aluminium casting part, sand casting, die casting, gravity casting, high pressure die casting, low pressure die casting, casting foundry.2. ... , all types of lathe.4. Surface finish process: polishing, sand blasting, heat treatment, painting, powder coating, anodizing ...