Rotating unions Contract machining and design
Welcome to Klein GmbHAs an established system supplier in production technology, we offer complete solutions in the field of CNC machining. Trusting cooperation and the joint development of efficient solutions are our top priority. Fundamental values such as trust, transparency and cohesion form the cornerstones of our actions.
Services
Efficiently to your finished technical product

Rotating unions
More than 60 years of valuable experience have gone into the design of our high-quality rotating unions.
Turning and milling
We manufacture milled and turned parts according to your wishes and specifications in our CNC turning and milling machining centers.
CAD design
Preparation of design, construction and detailing work for general mechanical engineering.
Prototype construction
We enable fast and effective production of prototypes for turned and milled parts.
Assembly
We take care of the final assembly of your product and pack it in the desired units.
Our sales department looks forward to hearing from you and your projects
References
Successful cooperation
Rotating unions
High-quality rotating unions
We have more than 60 years of experience in designing reliable products. In addition to standard products and their maintenance, we also offer special solutions and customer-specific designs based on the modular principle. This enables us to offer the user the optimum solution.
Leakage-free
Increased production capacity
Low wear

Contact for rotating unions
Friedhelm Klein
Years of experience
Quality and transparency
That's what makes us special!

Certified
Klein GmbH is TÜV-certified, which ensures compliance with high quality standards and comprehensive quality assurance so that products and services meet the strict requirements.

Made in Germany
The products from Klein GmbH bear the “Made in Germany” label, which stands for high-quality workmanship and production in Germany and emphasizes reliability and precision.

From a single source
Klein GmbH offers component assembly, CAD designs, milled and turned parts as well as comprehensive services including production, purchasing and warehousing/logistics from a single source.

Flexibility
Klein GmbH adapts flexibly to customer requirements, be it in the assembly of components or in the production of milled and turned parts. We offer customized solutions for any problem.
Let's get started!
Get in touch with us!
Team introduction
Your contact person for your inquiry

Eduard Geworski
Finances / Technology

Friedhelm Klein
Management / Technology

Alex Schneider
Production / Planning
Interesting articles
Read our latest blog articles
Rotating unions for the food and beverage industry
Use of rotating unions in the food and beverage industry Filling and capping systems Feeding beverages (e.g. beer, juice, soft drinks), process water, CO₂ or cleaning media to rotating filling carousels and capping heads. Mixers and agitators Transport of liquid...
Rotating unions for hydraulic systems
Use of hydraulic oil in rotating unions Injection molding and blow molding machines Supply of hydraulic oil to rotating core pulls or index plates for precise tool movements. Pressing and forming technology Supply of rotating upper or lower punches with hydraulic...
Rotating unions for the medium steam
Use of steam as a medium in rotating unions Paper and cardboard production Heating of drying cylinders and calender rollers for defined moisture and gloss control of the end product. Textile and non-woven industry Conditioning of stenter frames, dryer drums and fusing...
Rotary feedthroughs for the vacuum medium
Use of vacuum as a medium in rotating unions: Semiconductor and electronics production Media supply (e.g. cooling water) to rotating wafers or spindles in vacuum chambers Packaging technology Vacuum thermoforming, sealing and suction stations with rotating tools...
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