... die casting, high-pressure die casting 3.CertificateISO9001 4.Material StandardA356 or as your requirement 5.Specification drawings ... .1. Aluminium casting, sand casting part, die casting, gravity casting, high pressure die casting, low pressure die casting, ... milling machine, drilling machine, numerical lathe, all types of lathe.4. Surface finish process: polishing, sand blasting, heat treatment, ...