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SurTec 661

Stabilized Blue Passivation

  • Without hexavalent chromium or oxidizing agents
  • Exceeds corrosion protection standards (according to DIN 50 021 SS)
  • Produces coatings with a clear blue colour
  • Stable even with variations in immersion time and pH-value

Approvals, certificates and test results

  • IMDS-No.: 900924

    IMDS-No.: 900924

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