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DMG MORI – Special pneumatic unit

Precision comes first

DMG MORI is a leading global manufacturer of high-precision machine tools for metal cutting—specifically in the areas of turning, milling, grinding, and drilling. Operating as a „Global One Company,“ it employs over 13,500 people worldwide across 17 production sites.

Guided by the concept of Machining Transformation (MX), DMG MORI combines four pillars for the efficient and sustainable production of the future: process integration, automation, digital transformation (DX), and green transformation (GX).

Its manufacturing machines and systems are renowned for their high quality and reliability.
DMG MORI and KONSTANDIN have shared a solid partnership since 2015, encompassing the manufacture and supply of high-precision hydraulic cylinders and a specialized high-precision pneumatic unit.

More than a decade ago, the technology leader based in Pfronten was seeking a pneumatic component manufacturer capable of meeting the specific requirements for a pneumatic unit regarding precision, design, and concentricity. This search led them to KONSTANDIN; following collaborative development and prototype evaluation, serial production of the unit began in 2015—and it continues to be used in new machines to this day.

Application & Challenge

This special unit is installed in the B-axis gear heads of duoBLOCK and gantry machines. Such gear heads are used whenever high cutting forces associated with heavy-duty machining must be absorbed and maximum B-axis stability is required.

The solution: Maximum precision

… including run-out tolerances of 2 µm – were a major focus not only during the development and design phases but remain an ongoing challenge for series production to this day, governed by a rigorous process.

Following the in-house precision manufacturing of individual components, the various parts pass through several additional stages. Meeting the required specifications for the final product entails various hardening and coating processes, as well as multiple grinding steps. Complex assembly, combined with a highly rigorous documentation and inspection regimen, ensures the exceptionally high quality standard of this special pneumatic unit—and reliably guarantees a zero-defect rate.

For KONSTANDIN, this collaboration and long-standing partnership with DMG MORI is not merely a challenge, but an honor and, above all, a validation of our work. We are extremely proud to have maintained a zero-defect delivery record for this special pneumatic unit over the years!

You can find all technical specifications for the special pneumatic unit on our product pages.

Sonder-Zylinder Rund mit einem Kolbendurchmesser von 60 mm
KONSTANDIN special cylinder round
DMG MORI

DMG MORI 125-FD Duo-Block 5x-Torquel-Master

Pictures: KONSTANDIN + DMG MORI