Mr. Wu is a master at a zinc plating factory in Shantou, mainly engaged in the processing and production of acidic zinc plating for hardware accessories.
Mr. Yang from Guangzhou is the owner of a home appliance plating factory, and his production line mainly involves the processing and production of phosphorus chemical nickel plating on aluminum radiators.
During the process of using acidic zinc plating brighteners, we sometimes find that the coverage ability of the zinc coating on the produced workpiece is poor, especially in the blind holes or recesses of the workpiece where the coating is thin or lacking. What is the reason for this?
Mr. Lin is the owner of a tin plating factory. Recently, during the process of using acidic tin plating brighteners, there will be a circle of blackening on the surface of the tin coating of the workpiece.
A customer inquired that their plastic parts were being produced using a newly opened bath solution with electroless copper plating additives and following the parameters specified in the product manual.
During the process of using trivalent chromium black passivation agent for galvanizing, we sometimes find flow marks on the surface of the produced workpiece. What is the reason for this?
