Acidic Ruthenium Plating Process

RUTHENIUM 420 is an acid ruthenium process that produces a hypoallergenic deposit of a colour that ranges from dark grey to ultra-black corresponding to L value of 42. It is suitable for rack applications.

This process belongs toRUTHENIUM LINE

RUTHENIUM is a line of Ruthenium processes used as a final finishing in decorative applications. It enables direct ruthenium plating on nickel or white bronze substrates without blemishing the base material.

All RUTHENIUM processes are very stable. They produce bright and uniform deposits with high surface hardness and wear and corrosion resistance.

The finishes have a unique, dark colour ranging from grey to ultra-black with a maximum L value of 70 when measured with the Minolta Spectrocolorimeter CIE in both alkaline and acidic media.

Fields of application

  • Eyewear
  • Fashion, Design & Luxury
  • Jewellery
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In accordance with the European GDPR regulation, to the confidentiality charter and to the protection of personal data, COVENTYA undertakes to collect only relevant data strictly necessary to adequately answer to your request. Without any particular mention on your part, the corresponding department will keep your data for until 2 years after its reception. For any request concerning your personal data, please contact the Human Resources department of Coventya or DPO@coventya.com