Nicozinc HN for Zinc-Nickel Plating, Passivation and Top Coat

Okuno-Auromex News & Activities

Okuno-Auromex offers Nicozinc HN, the alkaline Zinc-Nickel electrolyte, which is an extremely reliable, production proven technology for depositing 15% wt nickel. Additionally, it offers exceptionally

high performance and provides exceptional corrosion protection.
Deposits are uniformly bright and readily accept trivalent passivates; iridescent, blue or black.

Okuno-Auromex offers Nicozinc HN, the alkaline Zinc-Nickel electrolyte, which is an extremely reliable, production proven technology for depositing 15% wt nickel.

Product’s Features:

  • Deposits are bright and burn-free, even at high current densities.
  • Deposits are blister-free, and exhibit excellent adhesion characteristics.
  • Minimal variation of nickel content as a function of current density.
  • Excellent covering power and uniformity of plate distribution.
  • Deposits offer exceptional corrosion protection, even after thermal shock.
  • Meet RoHS and ELV compliant, and other automotive OEM’s requirements.
  • Present 480 hours without white rust and more than 1,000 hours without red rust, after iridescent chromating with ES Coat HN-S.
  • Present less than 5% of white rust at 720 hours and more than 1,000 hours without red rust, after black chromating with ES Coat HN-BKA.
  • Meet perfect corrosion protection with Sealmex SK 150, the top coat process especially for zinc alloys post treatment.


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