... /OEM service Copper alloy die castingProduct Description 1. Material: zinc alloy ,copper alloy.aluminum alloy2. Machining processes: Material fabrication, machining, welding, forming, shaping ... 10 years.2.OEM / ODM parts range: Aluminum die-casting, Zinc die-casting, Die-casting mould,Die cast part,Auto parts,LED lighting parts,Aluminum heat sink,Industrial ...