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CONVERSION LAYERS ON ALUMINIUM:
Zincate Treatments for the Preparation of Aluminium Surfaces before Electroplating
SurTec 652
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Cyanide-free zincate treatment, forming an excellent bonding coat for direct electroplating
and electroless nickel plating on aluminium and aluminium alloys.
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Aluminium Passivations
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SurTec 650 |
chromitAL® TCP is a passivation for aluminium, based on trivalent chromium. On the surface of alloyed, casted and wrought aluminium parts, an iridescent, faintly blue to tan visible passivation layer with excellent corrosion protection is formed. Increases the corrosion protection of trivalent passivations such as Chromiting® SurTec 680. IMDS No. 30429267. |
SurTec 650 RTU
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Hexavalent chromium free passivation for aluminium, based on trivalent chromium, ready to use solution for spray and wipe application, viscous adjusted solution for better and longer moistening, creates excellent bare corrosion protection comparable to hexavalent passivations. |
SurTec 650 chromitAL® Touch Up Pen
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Touch up pen containing trivalent passivation solution for manual application, suited to repair passivated surfaces after mechanical violation (e.g. scratches), produces an excellent corrosion resistance, comparable to hexavalent processes; the produced passivation layer very well is suited as pretreatment before laquering, powder coating and gluing. |
SurTec 651
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Powdery, Cr(VI)-free trivalent pretreatment for aluminium.
Particularly suitable for the pretreatment before laquering, powder
coating and glueing and also applicable on alloyed and casted
aluminium. It is easy to handle in immersion, spray and wipe
application and produces an iridescent, faintly blue to tan and
visible layer. The product is heat resistant up to 100 °C with
minimal loss in corrosion resistance. |
SurTec 655
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Liquid, one-shot yellow chromate for aluminium and its alloys, forms light to strongly yellow
layers with excellent adhesion, in immersion, spray and wipe processes.
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SurTec 657
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Liquid, green chromate for aluminium and its alloys, forms uniform light to mate green
coatings with excellent adhesion in immersion and spray processes.
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CHROMIUM(VI)-FREE PASSIVATIONS FOR ZINC PLATED SURFACES:
Trivalent Blue Passivations
Survey: Trivalent Passivations with Good Corrosion Protection
SurTec 660
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Trivalent Blue Passivation without hexavalent chromium or oxidizing agents, exceeds corrosion protection standards (neutral salt spray), produces coatings with a clear blue colour, the passivation layer is easily inkable with organic dyes, long service life can be determined analytically and adjusted. IMDS-No: 3641289. |
SurTec 662
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Trivalent, temper resistant blue passivation without any sediment; corrosion resistant
coatings of intense blue colour. Long lifetime, especially with inhibitor SurTec 660 A. IMDS No. 900924. |
SurTec 664
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Trivalent Blue Passivation without traces of hexavalent chromium or oxidizing agents, contains cobalt to improve the corrosion resistance, exceeds by far the corrosion protection standards (neutral salt spray), produces coatings with a clear blue colour, long service life can be determined analytically and adjusted. IMDS-No: 900924. |
SurTec 665
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Economic liquid trivalent blue passivation with little sediment.
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SurTec 666
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Liquid trivalent, fluoride-free heat resistant blue passivation without sediment.
Long service life, especially with the inhibitor SurTec 660 A . IMDS No. 900924. |
SurTec 667
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Liquid, high performance blue passivation without sediment, free of chromium(VI) and oxidising agents, surpasses significantly the corrosion protection standards for blue passivated parts also in barrel application, produces coatings with an intensive blue colour even at short immersion times, long service-life. IMDS No. 900924. |
SurTec 668
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Liquid trivalent blue passivation without hexavalent chromium or oxidising agents, product contains cobalt to improve the corrosion resistance, produces passivation layers with intensive blue colour, even at shorter application
times, long service-life, can easily be analysed and replenished. |
SurTec 669
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Liquid, trivalent passivation with medium layer thickness and very good corrosion protection, applicable at room temperature, produces bluish to yellowish-brown passivation layers. |
Chromitings - Thick Trivalent Passivations
SurTec 680
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Chromiting without hexavalent chromium; produces pale iridescent green coatings, which meet
the standards for yellow chromates in rack and even in barrel applications. Good heat
resistance. IMDS No. 900896.
New: Interactive Calculations for Chromiting Processes
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SurTec 680 LC
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Chromiting without hexavalent chromium; produces pale iridescent green coatings, which meet
the standards for yellow chromates in rack and even in barrel applications. Approx. 1g/l
Cobalt in the bath.
IMDS No. 900896. |
SurTec 680 S
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Stabilisation additive for the last rinse after the Chromiting process SurTec 680 und SurTec 680 LC. |
SurTec 680 Y
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Liquid yellow Chromiting process, yellow converter as an additive for thick layer passivation SurTec 680 LC, free from hexavalent chromium, compliant with ELV and RoHS, excellent corrosion protection, forms yellow passivation layers comparable to hexavalent chromating processes, especially suitable for zinc layers from alkaline cyanide-free electrolytes. |
SurTec 692
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Cr(VI)-free black Chromiting for the alkaline cyanide free zinc process
for rack and barrel application, produces thick passivation layers; to achieve dark black surfaces with good corrosion resistance, the parts should be post-treated with the sealer SurTec 555 + SurTec 555 L. |
SurTec 694
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Trivalent black Chromiting for zinc/iron. Produces dark black surfaces with good corrosion protection on zinc of alkaline electrolytes as well as on zinc/iron with post-treatment with a sealer. For rack application. |
SurTec 695
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Trivalent black Chromiting, produces jet-black chromium(VI)-free layers on zinc-iron alloys,
good corrosion protection, especially after heat treatment. IMDS No. 6854343. |
SurTec 697
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Cr(VI)-free black chromiting for zinc/nickel in rack and barrel application. Best appearance is reached at nickel contents of 12 to maximum 14 % in
the layer. Very best results on surface appearance and corrosion protection are achieved with layer composition of 12 % Nickel, high corrosion protection after sealing with SurTec 555 or SurTec 555 S. |
Iron Inhibitor for Trivalent Blue Passivations
SurTec 660 A
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Iron inhibitor to combine with all above mentioned blue passivations. Increases the service
life dramatically, even with high iron load.
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CHROMIUM(VI)-FREE PASSIVATIONS FOR PHOSPHATE LAYERS
SurTec 580
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Liquid, trivalent chromium passivation, ChromiPhos, as post-treatment for phosphatings before lacquer finishing, intensifies the phosphate layer by filling the pores, causes an excellent lacquer adhesion, improves the corrosion protection and prevents underfilm corrosion. |
SurTec 581
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Chromium-free passivation for post-treatment of phosphate layers before painting, prevents blistering of the paint, fills pores of the phosphate layer and enhances a good laquer adhesion, the slightly acidic passivation has a buffering effect and stabilises the condition on the surface, promotes good adhesion and prevents underfilm corrosion. |
SurTec 585
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Powdery reactive soap, excellent lubricant, for pipes, bars, screws, nuts, etc., before mechanical deformation, enhances the deforming process, prevents tools from damage, protects the surface from corrosion, decreases the amount of scrap. |
CHROMATES IN YELLOW, OLIVE GREEN AND BLACK
Hexavalent Yellow Chromates
SurTec 671
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Highly concentrated yellow chromate on nitrate base with very good corrosion resistance. For
zinc of all electrolytes, also in continuous lines and on zinc dye cast. IMDS No. 899343. |
SurTec 676
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Yellow chromate on mixed acid base with very high corrosion resistance. For zinc of all electrolytes, highly wipe proof also on bright chloride zinc. IMDS No. 899343. |
Hexavalent Olive Chromates
SurTec 688
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One-shot olive chromate for barrel and rack lines, produces thick olive green coatings with
very good corrosion protection. IMDS No. 900850. |
Hexavalent Black Chromates
SurTec 693
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Highly economic acetic acid and silver containing black chromate, consisting of three parts, produces scratch resistant,
brilliant, uniform black layers with very good corrosion protection.
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Hexavalent Black Chromates for Zinc Alloys
SurTec 698
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Silver-free black chromate for
zinc-iron layers,
produces - especially together with post dip
SurTec 698 N - deep black
and highly corrosion resistant coatings, even after tempering. IMDS No. 900844. |
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