镀铜焊丝钝化剂的改进

Research on passivation for coppered welding wire

摘要: .通过腐蚀实验 ,对原有 BTA钝化液进行改进 ,研制出新的镀铜焊丝的钝化剂 .镀铜焊丝经钝化后抗蚀能力有明显提高 .

Abstract: Through corrosion experiment,a new kind of passivator has been studied by improving original BTA passivating liquid.After passivating treatment,the resistance to corrosion of coppered welding wire has been improved obviously