... GM Motor, Automotive engine components, 1. Material:Aluminum alloy (ADC12 or A380)2. CertificateISO90013. Processsand casting, ... CAD, Solidwork, CAXA UG, CAD/CAM/CAE. 5.Precision machiningCNC, milling machine, drilling machine, numerical lathe ... of lathe6.Surface finish processpolishing, sand blasting, anodizing7. ServiceOEM service available8. Productsall kinds of aluminum casting Aluminium alloy ...