... :2008. 3.Shade for LED lamp Aluminum die casting for street light led.We are a real factory that is professional on ... cavities)MaterialH13, DIEVAR, QDN, 8407, 2344V, TQ1, 2343, SKD61,45#steel,etc.Heat treatmentHardened,NitridingHardnessHRC50~55Mould featureAdvanced design, Novel structure, High ...