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