Gravity die cast aluminum parts for vehicle radiator and charge air cooler,made by cast aluminum alloy, ... accepted Material: aluminum alloyGravity die cast aluminum parts for vehicle radiator and charge air cooler,made by cast aluminum alloy,OEM ... drawing for each sample submitted.Critical dimensions,Bracket locations,Cleanliness,Leak TestProcess Flow Diagram,Design FMEA,Process FMEA,Control Plan, ...