OTEC’s EF-Nova is an advanced electro-polishing machine that efficiently polishes alloys of red, yellow, and white gold, brass, and silver. The machine drastically reduces manual 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 6 rings per cycle, the EF-Nova optimizes your workflow. The machine combines polishing and fine polishing in one step and features 8 predefined programs, ensuring reproducible quality every time.

The intelligent electrolyte container makes media switching quick and intuitive, ensuring an efficient and user-friendly process.

Cathode and cable included.

Technical data:

• Recommended installation height: 850 - 900 mm
• Workpiece dimensions max.: ø 80 x 60 mm
• Power supply: 100 - 240 V / 50 - 60 Hz
• Electrical safety class: IP 30
• Connected load: 0,5 kVA
• Back-up fuse: 16 A
• Dimensions: L x W x H = 500 x 200 x 640 mm
• Net weight: approx. 25 kg, total 29 kg

Upgrade your workshop with the EF-Nova and experience a faster, more precise, and gentle polishing process.

Get a demonstration

If you would like a demonstration of the OTEC 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.