枪色电镀工艺与添加剂  

Processes and additives for gun black plating

作　　者：周长虹 戴丽雯 肖洪兵 

机构地区：[1]武汉奥邦表面技术有限公司,湖北武汉430023

出　　处：《电镀与涂饰》2011年第5期9-12,共4页Electroplating & Finishing

摘　　要：介绍了各种主要枪色添加剂的基本构成及使用方法,论述了锡镍枪色和无镍锡钴枪色在不同的操作条件下镀层色泽由浅到深的变化情况及相应的调整方法。在介绍了不同品质的焦磷酸钾(作为主配位剂和导电盐)的主要辨别方法的同时,指出了枪色镀液日常维护中的注意事项。The basic compositions of various additives for gun black plating and their application methods were introduced.The variation of color from gray to dark for Sn-Ni alloy and Ni-free Sn-Co alloy coatings prepared under different operation conditions and the corresponding adjustment method were discussed.A method for evaluating the quality of potassium pyrophosphate,used as primary complexing agent and conducting salt,was described.Some problems needing attention in maintenance of gun black plating bath were pointed out.

关 键 词：枪色电镀 锡镍合金 锡钴合金 添加剂 焦磷酸钾 维护 

分 类 号：TQ153.2[化学工程—电化学工业]