The application characteristics of high frequency electroplating rectifier are as follows:
Traditional electroplating methods have no effect on inhibiting side effects, improving current distribution, adjusting liquid mass transfer process and controlling crystal orientation. The research on complexing agents and additives has become the main direction of electroplating technology research. Nano switching power supply solves the defects of traditional electroplating rectifier.
1. It is beneficial to the bonding between the substrate and the coating to improve the adhesion and breakdown the passive film.
2. Improve the covering ability and dispersing ability. The high negative cathode potential can also deposit the passivated parts in the ordinary electroplating, and slow down the defects of "scorch" and "dendritic" deposition caused by excessive consumption of deposition ions in the protruding parts of complex parts. For obtaining a given characteristic coating (such as color, no pores, etc.), the thickness can be reduced to 1 / 3 ~ 1 / 2 of the original, saving raw materials.
3. Electroplating rectifier can reduce the internal stress of the coating, improve the lattice defects, impurities, voids, tumor and so on. It is easy to get the coating without cracks and reduce additives.
4. It is beneficial to obtain stable alloy coating.
5. To improve the dissolution of anode, no anode activator is needed.
6. Improving the mechanical and physical properties of the coating, such as increasing the density, reducing the surface resistance and volume resistance, improving the toughness, wear resistance and corrosion resistance, and controlling the hardness of the coating.
7. Electroplating rectifier can reduce the porosity, and the nucleation rate is faster than the growth rate, which promotes the refinement of the nucleation.
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