copper alloy die casting part 1.we are manufacturer in ningbo 2.high quality competitive price 3.ODM/OEM service Copper alloy die castingProduct Description 1. Material: zinc alloy ,copper alloy.aluminum alloy2. Machining processes: Material fabrication, machining, welding, forming, shaping, punching, drilling, etc.3. Surface treatment: Polishing, zinc plating, nickel plating, chrome plating, ...