SurTec 668 | Seacole

SurTec 668

SurTec 668 is a chromium(VI)-free blue passivation for zinc that is suitable for all zinc processes. åÊIt has good corrosion protection with excellent color and brilliance.

Product Features

  • Liquid concentrate with slight precipitate
  • Trivalent blue passivation without hexavalent chromium or oxidizing agents
  • Contains cobalt, to improve the corrosion resistance
  • Produces passivation layers with intensive blue color, even at shorter application times
  • Long service-life
  • Can easily be analyzed and replenished

Link to Surtec 668