A kind of copper alloy plate, copper and its alloys in industry is an indispensable material, pure copper and copper alloys containing different metal elements all have their different characteristics, to meet the needs of the different. Copper have very pay attention to the tolerances in consistency, and bar focuses on roundness, concentricity and fast cutting, and the materials widely used in electronic industry, there are spring, motors, connectors, glasses, probes in the manufacturing of, in addition to the general circle branch, the manufacturer can also according to customer demand and supply of molding, branches, reduce the home runs.