Zinc nickel plating drawback of zinc nickel plating appearance very functional coating but a difference in cosmetics from zinc plating due to addition of nickel in the deposit the clear coating has a lot of iridescent to it however the black chromate is uniform and is superior to zinc trivalent black chromates 16.
Zinc nickel plating appearance.
To overcome this shortcoming multi layer metal plating can be used and nickel is the intermediate layer.
Of zinc nickel coating.
Took to corrode the plating.
Large cylinders rack plated with zinc nickel and hexavalent chromate have a slightly iridescent appearance thanks.
Nickel to iron is a cathodic coating and copper is an anodic coating.
Zinc nickel has received increasing commercial acceptance over the past 20 years.
The disadvantage is that it has porosity.
Zinc nickel plating therefore has become the corrosion resistant solution for automotive components to protect against these environments.
Zinc plating zinc plating is the anti corrosion standard for protecting steel.
Holly plating company is a leading provider of zinc electroplating also known as zinc plating services to metallic producing and fabricating manufactures.
Zinc nickel plating like zinc is a form of cathodic corrosion protection however the deposit that is put onto the substrate is an alloy of zinc and nickel in a ratio of 85 88 zinc and 12 15 nickel this specific range of alloy gives much better corrosion protection from less deposit than zinc and is able to reach 1000 hours salt spray from only a 10 micron deposit.
Holly plating company began operations in 1969 and has been plating products for automotive industrial home appliance heavy truck construction and off road industries.
Meeting the strict plating standards of the astm and automotive industry specifications it provides a coating that will stand up to your performance challenge while enhancing the appearance.
One supplier or more of the alkaline varietyclaims that about 6 nickel is the magic number to get the electrochemical potential and the benefit of more corrosion resistant corrosion products where it needs to be for best corrosion resistance.
Further but not generally noted is that this plating meets appearance requirements as specified by astm b633 paragraphs 7 3 and 7 5.
In our literature we simply call out our zinc plating as zinc plated 5µm colorless plus sealant lubricant.
Nickel plating has high hardness is easy to polish has high light reflectivity and can increase aesthetics.