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Aalberts surface technologies Härkingen
surface technology in Härkingen
Our core competence at Aalberts surface technologies in Härkingen is that we can coat almost any surface on any component using special covering and framing technology.
In Härkingen, we have specialized in our DURALLOY® coating. This is an extremely hard, crack-free, precise, very thin and high-purity chrome coating for optimized friction processes.
DURALLOY® coatings are particularly well suited for linear guides and ball bearings, making them increasingly popular in linear and drive technology. They are also ideal for components exposed to aggressive gases, such as those used in mills, steel plants, or the defense industry.
about our location in Härkingen
The history of our company dates back to 1970, when Rotel Holding AG developed a thin-film hard metal coating with the aim of combining tribological properties and good corrosion protection. After continuous improvements, the process was patented in 1977. The patent rights were acquired in 1988 by Marco Santini, who initially founded the company Duralloy AG Switzerland. To this day, the company concentrates exclusively on the implementation of the DURALLOY® coating process, which produces extremely hard, crack-free, precise, very thin and high-purity chrome coatings.
In 2008, Aalberts N.V. took over the Duralloy Group. As part of the Aalberts surface technologies group, the plant generates 60% of its turnover in mechanical engineering and the remaining 40% in the medical, textile, printing and automotive industries.
overview of our services in Härkingen
Due to the low process temperature, there is no change in the structure of the base material with our DURALLOY® coatings. This significant advantage ensures dimensional accuracy and rigidity.
DURALLOY® coatings protect against pressure loads, poor lubrication, fretting corrosion and vibration-induced corrosion. The coatings withstand high temperatures as well as corrosion and wear. They also ensure low friction and dry lubrication.
process overview
process | max. size in mm | max. weight in kg |
DURALLOY® TDC | 2000x1200x550 | 500 |
DURALLOY® TDC-LC | 700x700x300 | 100 |

other services
- Blasting
- Tempering (high-strength materials)
- Logistic & custom clearance services
- In-house rack construction
- Decoating of parts
- Layer thickness measurements
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Aalberts surface technologies offers security. We want to offer you the greatest possible security. This is why our Aalberts surface technologies sites are certified.
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our inhouse processes
We are the right partner for both new parts business and component maintenance. In addition to offering various coating processes, like DURALLOY®. In individual areas we also offer light assembly steps after coating.