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Galvanisch verzinkte Schrauben und Muttern mit hochwertiger Passivierung – zuverl�ässiger Korrosionsschutz und gleichmäßige Oberflächen für Automobil-, Sanitär- und Beschlagindustrie.

Passivations

From temperable to blue to black

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DR. HESSE company logo – specialist for electroplating, electrolytes and surface technology.

An extract from our passivations

Outstanding in performance.

Simple in the application.

HESSOPAS® KT-200 Passivierung – wärmestabile, Cr6+-freie Beschichtung für verzinkte Schrauben und Muttern mit zuverlässigem Korrosionsschutz bis 240 °C und irisierendem Farbton.

The temperable / heat-stable passivation

HESSOPAS®  KT-200

HESSOPAS® KT-200 – temperature-resistant, chromium VI-free passivation for zinc and zinc alloys. Corrosion protection up to 240°C, blue-green-reddish iridescent appearance.

Features / Benefits:

- Liquid concentrate without Cr 6+​
- Temperature resistance / heat stability of 120 °C over 24 hours (corrosion protection is maintained)

- 240 °C for 3 hours with a slight reduction in corrosion protection, without any change in colour.

- Colour: Blue- Green- Reddish Iridescent

HESSOPAS® KT-200

Temperable, 120°C >24H

HESSOPAS® AT universelle Passivierung – Cr6+-frei, wärmestabil bis 240 °C, zuverlässiger Korrosionsschutz für verzinkte und Zink-Nickel-beschichtete Bauteile wie Fensterbeschläge.

One for almost everything...

HESSOPAS® AT

HESSOPAS® AT – universal, chromium-VI-free passivation for zinc and zinc-nickel. Temperature-resistant up to 240°C, versatile in application, with optimal corrosion protection.

Features / Benefits:

- Free of Chrome-6​
- Temperature resistance / heat stability of 120 °C over 24 hours (corrosion protection is maintained)

- 240 °C for 3 hours with a slight reduction in corrosion protection, without any change in colour.

- One passivation, many applications:
On Zn: thick layer, transparent, blue
On ZnNi: Silver - Transparent

HESSOPAS® AT

Passivation for almost all cases

HESSOPAS® BP-400 / BP-410 blaue Passivierung – Cr6+-freie, transparent-blaue Beschichtung mit hohem Korrosionsschutz für Zink- und Zink-Nickel-Schichten.

If it should be blue...

HESSOPAS® BP-400 / BP410

HESSOPAS® BP-400 / BP-410 – Chromium VI-free, transparent blue passivation for zinc and zinc-nickel coatings. High corrosion protection, easy application at room temperature.

Features / Benefits:

- Liquid concentrate without Cr 6+​
- Colour: Transparent Blue

- High corrosion protection

- Works at room temperature up to 40°C

- For cyanide, cyanide-free and acidic zinc layer; also suitable for ZnNi layers

HESSOPAS® BP-400 / BP-410

Simply Blue

HESSOPAS® Black 100 Schwarzpassivierung – Cr6+-freie, gleichmäßig tiefschwarze Oberfläche mit mittlerem Korrosionsschutz für verzinkte Schrauben.

If it should be black...

HESSOPAS® Black 100

HESSOPAS® Black 100 – Chromium VI-free black passivation for zinc coatings made from alkaline cyanide-free electrolytes. Uniform, deep black color, medium corrosion protection.

Features / Benefits:

- Liquid concentrate without Cr 6+​

- Uniformly deep black coloring

- Medium corrosion protection (subsequent sealing recommended)

- Works at room temperature

HESSOPAS® Black 100

Simply Black

And many many MORE.

Special requirement?
NO problem for us.

Interested?

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