SurTec 685 High Performance Cobalt-Free Passivation


  • Real thick layer passivation without hexavalent chromium and without cobalt
  • Provides improved corrosion protection after heat treatment
  • Very good corrosion protection
  • Compliant to REACH, WEEE, ELV and RoHS
  • Creates a very thick layer (>> 200 nm) without cracks and with an irdidescent colour
  • Low working temperature and short immersion time
  • Long service life due to two-component process
  • For barrel and rack application

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