... Process: die casting 4) OEM orders are welcome high quality customed aluminum sand casting Feature: 1.MaterialAluminum 2.Processsand casting, gravity ... lathe, all types of lathe. 7.Surface finish process polishing, sand blasting, heat treatment, painting, powder coating, anodizing, electroplating, ... aluminum and copper casting(unit weight ≥0.1kg) 10.Advantage Good quality and strict delivery time.