1.Material:copper 2.Process:sand casting 3.Application:used in wanter pumps 4.OEM service ... centrifugal casting parts. 1.Material Standard:as your requirements.2.Specification:Auto CAD,CAXA,UG.3.Precification machining:CNC machining,milling ... lathe,all types of lathe.4.Surface finish process:polishing,sand blasting,heat treatment,painting,powder coating,anodizing,electroplating,mirror polish ...