colourless layers	coloured layers	Friction value adjustment	Stabilisation
Optimal Corrosion protection
Zinc(alloy)	Passivation	Sealing	approx. hours until first attack
SurTec 704 Zinc (alkaline-cyanide-free)	SurTec 680 Chromiting
SurTec 704 Zinc (alkaline-cyanide-free)	SurTec 680 Chromiting	SurTec 555 S Sealing
SurTec 758 Zinc (weakly acid)	SurTec 680 Chromiting
SurTec 758 Zinc (weakly acid)	SurTec 680 Chromiting	SurTec 555 S Sealing