Value-added Anodizing Portfolio

SurTec offers a complete portfolio of degreasing products including powder and liquid as well as neutral, alkaline and acid formulations.

Top product: SurTec 339.

• Optimal for removing polishing paste
• Due to low foaming formulation air agitation to support the cleaning process possible
• Liquid product allows automatic dosing
• Easier handling and warehousing because of minimum labelling of Silicate- and Borate-free formulation

SurTec offers a complete portfolio of etching products including E0 etches, E6 etches and acid etches.

Top E6 etch: SurTec 401, SurTec 403

• Very low viscosity of the solution that creates less drag out
• Excellent mat finish with high level of hiding extrusion lines
• Specifically designed for running bigger loads
• Suitable for highly alloyed aluminum

Top acid etch: SurTec 493

• Very low aluminum dissolution that leads to less sludge formation
• Mat to white finish
• Best-in-class hiding of extrusion lines
• Well suited for difficult and secondary alloys

SurTec offers a complete range of peroxide- and iron-based products for deoxidizing/ desmutting/ neutralizing.

• Different products for lines with or without subsequent rinsing
• Suitable subsequent to etching, chemical and electrochemical brightening

SurTec offers a complete portfolio of brightening products including chemical and electrochemical brightening

Top products: SurTec 460, SurTec 461

• Maximum gloss possible, true mirror finish
• Chrome-free electropolishing product
• Substantial energy-savings (minimum operation voltage, low temperatures) vs. traditional technologies

SurTec offers a Qualanod approved anodizing additive, which helps capitalizing savings and improving the anodizing quality.

Top product: SurTec 313

• Qualanod approval expected in 2024
• Energy savings up to 20% (allows increase of temperature and decrease of voltage)
• Higher uniformity of layer thickness, lower crazing, avoids burnings
• Longer bath life due to the possibility to work with higher aluminum content

SurTec offers the complete portfolio of products for electro coloring based on in-house manufacturing of tin sulphate. SurTec also provides organic dye colors.

Top product for electroloring: SurTec 326 Sallox

• Available as built product or stabilizer only
• Maximum throwing power and minimum tin precipitation
• In-house manufacturing of tin sulfate

SurTec offers a full portfolio of nickel fluoride based cold sealings and a nickel-free dye fixation. SurTec manufactures nickel fluoride in-house.

Top Cold Sealing: SurTec 356 IT Hardwall

• Powder cold seal based on in-house manufacturing of nickel fluoride
• Special formulation with improved dissolution properties
• Cobalt-free color correction system
• Minimum transportation costs and warehouse requirements compared to liquid cold or hot sealing products
• Traditional cold sealing technology with minimum operational costs

Top Cold Sealing: SurTec 372 Hardwall

• Concentrated liquid built product, avoids overflowing of solution
• Optimally balanced ratio of nickel to fluoride
• Cobalt-free color correction system
• Improved workers safety for operators compared to traditional cold sealing products

Top Ni-free Dye Fixation: SurTec 351 Hardwall

• Nickel-free liquid dye fixation
• Operates at standard Qualanod pH values
• Minimum bleeding of organic colors
• Subsequent seal with UV stabilizer for maximum light fastness recommended (SurTec 342 Hardwall)

SurTec offers a complete range of nickel and nickel-free mid temperature sealing and hot water sealing products.

Top Mid-temperature Sealing: SurTec 343 Hardwall

• Nickel-free Qualanod-approved mid-temperature sealing
• Can be operated at temperatures down to 88°C at 3 min/µm
• Passes the Clark test

Top Fast Sealing: SurTec 349 Hardwall

• Nickel-free liquid hot fast sealing product
• Option to maximize throughput or reduce number of sealing tanks due to faster operation at 2 min/µm

SurTec offers various kinds of functional sealing, like sealing for increased alkaline resistance or increased corrosion resistance.

Top product to increase alkaline resistance: SurTec 345 Hardwall

• Nickel-free liquid post-treatment product for increased alkaline resistance
• Meets selected OEM requirements for alkaline resistance

Top product to increase corrosion resistance: SurTec 650

• Nickel-free liquid passivation for anodized surfaces
• Corrosion Resistance up to 720 h on die casted alloys possible
• Multiple leading automotive OEM and Tier approvals