SurTec 540 Cr(VI)-free Quench for HDG


  • temporary, chromium(VI)-free corrosion protection, free of cobalt
  • contains trivalent chromium compounds
  • creates colourless coatings
  • easy application as additive in the quench tank after galvanizing
  • avoids zinc corrosion very effectively and protects the hot-dip galvanized surface before it builds its own natural protection mechanism
  • long service life, comparable to chromium(VI)-containing products
  • layer fulfils all requirements of ELV, RoHS and WEEE, when following the recommended process sequence (see “application”)

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