In the process of using alkaline zinc nickel alloy brightener, sometimes the pre-treatment of the workpiece is clearly very clean, but after plating the zinc nickel alloy, the coating appears pinhole phenomenon. What is the reason for this?
A friend consulted and said that during the process of using bright nickel plating additives, there is a particle sensation on the surface of the workpiece coating. What is the reason for this?
In the process of using Pyrophosphoric acid copper brightener, sometimes the coating appearance of the workpiece produced is white red and shiny around the concave hole. What is the reason?
A customer has reported that during the process of using alkaline zinc plating additives, there is always yellowing in the low area of the test piece during the Hull cell plating experiment. What is the reason for this?
A customer inquired and found that during the process of using semi bright nickel additives, it was found that the semi bright nickel layer of the same workpiece was plated in the same plating bath
In the production process of using alkaline zinc nickel alloy additives, we sometimes find spots on the surface of the plating layer of the produced workpiece, which can seriously affect the appearance and performance quality of the workpiece. So what is the reason for this phenomenon?