Rear housing is an aluminum die casting parts that used for electronic products. We produce this parts for an Italy customer. Since this parts is used in the acid condition and requires good corrosion resistance. So we choose A360 as its material.(it’s more difficult to cast than A380).
Up to now, we have produced this parts for 120,000 pcs. We did 100% of appearance inspection and AQL 1.33 lot measurement for dimensional inspection. During the process, we do SPC analysis every two hours.