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Aktiv Guld is an Official OTEC Distributor

At Aktiv Guld, we are proud to announce that we are now an official distributor of OTEC. OTEC Präzisionsfinish GmbH is a German technology company that has specialized in developing and manufacturing precision machines for polishing, grinding, and surface finishing since 1996.

With over 25 years of experience and a global network of satisfied customers, OTEC has built a solid reputation for delivering machines that ensure perfection in surface treatment.

Advanced Technology for the Jewelry Industry

OTEC’s machines utilize advanced technology to achieve results that were previously only possible through manual work. This revolutionary process ensures high precision and consistent quality, allowing the jewelry industry to achieve flawless surfaces, and mirror-like finishes. This is particularly important for goldsmiths and jewelry designers who work with the highest quality standards.

Efficient and Energy-Saving Solutions

OTEC’s machines are ideal for grinding and polishing jewelry, and their innovative technology reduces friction, saving energy while extending the lifespan of tools.

With a long service life, reliable performance, and the high quality associated with OTEC’s "Made in Germany" standard, these machines are a valuable asset in any professional production environment.

Optimize Your Production with OTEC

At Aktiv Guld, we look forward to helping our customers optimize their workflows by offering OTEC’s advanced machines. Our goal is to ensure that you can deliver the best results to your customers using the latest and most efficient tools on the market.

Contact us today to learn more about how OTEC can take your production to the next level!

OTEC ECO-Maxi Disc Finishing System

Disc Finishing System ECO-Maxi, OTEC

This OTEC ECO-Maxi Disc Finishing System offers you three processes with just one machine. The modular concept of the Eco-Maxi makes it ideal for small series production. Their high-tech design makes these machines extremely economical, with savings being as much as 60 % compared to the cost of conventional finishing.

With the OTEC ECO-Maxi System, you get:
✔ ECO-Maxi Basic unit
✔ Three process containers for each process
✔ Complete media set and screening units

Learn more about the ECO-Maxi >

Electropolishing Machine EF-Nova, OTEC

OTEC’s EF-Nova is an advanced electropolishing machine that efficiently polishes alloys of red, yellow, and white gold, as well as brass and silver. The machine significantly reduces hand polishing work and ensures a brilliant finish—even in hard-to-reach areas.

With short processing times of 10-30 minutes and a capacity of up to six rings per process, the EF-Nova optimizes your workflow.

The machine combines polishing and fine polishing in a single step and features eight predefined programs, ensuring consistent and reproducible quality every time.

Learn more about the EF-Nova >

OTEC EF-Nova Electropolishing machine

Get a Demonstration at Aktiv Guld

If you would like a demonstration of the OTEC ECO-Maxi or EF-Nova, feel free to contact us. At Aktiv Guld, we are happy to provide advice and guidance on the best solution for your production, ensuring you achieve the optimal result.


Benefits for You

  • Direct Access to OTEC’s Products – We offer OTEC’s machines and accessories directly from the manufacturer, without intermediaries.
  • Expert Knowledge and Guidance – As an official distributor, we have access to OTEC’s training, technical support, and expertise, allowing us to provide our customers with the best advice on selecting and using the machines.
  • Warranty and Service – We offer original spare parts, technical support, and warranty in collaboration with OTEC, ensuring a secure and reliable investment for our customers.
  • Priority Support – As an official partner, we have a direct communication line to OTEC, ensuring faster response times for technical inquiries or service needs.