Surface Coating

Surface coating Coating method Coating thickness (μm) Coating color Coating features
Zinc Plating ≥ 5 Silvery blue Has strong corrosion resistance.
Gold Plating ≥ 5 Gold Has outstanding resistance to high temperature capability, corrosion resistance, good resistance to color change ability.
Ni-Cu-Ni Plating 15-30 Silver strong corrosion resistance.
Epoxy Electrophoresis 15-20 Black / Grey Strong corrosion resistance, outstanding resistance to salt spray, strong resistance to high temperature, high humidity capacity.
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