Coloured layers	Friction value adjustment	Optimal corrosion protection	Stabilization
Colourless transparent-metallic layers
For decorative reasons often a not iriscident transparent layer is demanded.
Look	most useful layersystem	possible layersystem	possible layersystem
Light, white metal, Aluminium	SurTec 758 weakly acid zincing SurTec 680 Chromiting SurTec 555 or 555 S Sealing	SurTec 728 Cyanidic zincing SurTec 680 Chromiting SurTec 555 or 555 S Sealing	SurTec 758 weakly acid zincing SurTec 662 Bluepassivation SurTec 555 or 555 S Sealing
Metallic, Champaign	SurTec 704 Alkaline cyanid-free zincing SurTec 680 Chromiting SurTec 555 or 555 S Sealing
Titaniumlook	SurTec 680 Chromiting SurTec 555 or 555 S Sealing
Crude-iron-look	SurTec 680 Chromiting SurTec 555 or 555 S Sealing	SurTec 662 Bluepassivation SurTec 555 or 555 S Sealing