Rotary joints M

The solution for hot heat transfer oil and high speeds

PN max
20 bar | 290 PSI

T max
160 °C | 320 °F

n max

Every application deserves the right rotary joint, especially when the process conditions are anything but optimal. We have developed the M series especially for contaminated media – for example in rolling mills or stone-wash machines. The robust seal set of this rotary joint copes well with limited media quality and helps to extend your maintenance intervals.

  • Cooling water
  • Dampf
  • Hot water

Your advantages

Ideal for the
rough stuff

The seal, bearing, and coating are completely designed for harsh operating conditions. The simple design also ensures robustness when it counts.


Among other things, the M series scores with a Teflon-impregnated seal set, a chromium steel compression spring, a corrosion-resistant support bearing, and special-quality ball bearings.

maintenance intervals

Is it not possible from a process engineering point of view to finely filter a medium? Then the robust M series seal kit helps to extend maintenance intervals.

For individual

The M series comes with a modular design. It can be easily and quickly adapted to your requirements – and is available at short notice.


Repairs can be carried out effortlessly. And easily accessible M series lubrication points simplify maintenance.

INFORMATION on the rotating union M

  • We have our own research and development department
  • Highest quality standards in further processing thanks to modern
    machining centers and assembly lines, down to the packaging
  • Approved manufacturer according to AD2000-HP0 and EN ISO 3834
  • More than 70 patents on rotary joints
  • Support during the entire product life cycle of a rotary joint
  • More than 50 dealers and distributors worldwide
  • 24-hour spare parts supply in all major industrialized countries
  • Authorized service centers in USA, Italy, and China
  • Maintenance and servicing by qualified service teams
  • Repairs on site or at a maierGROUP facility
  • Installation and commissioning
  • Troubleshooting

We will be happy to advise you.

Please feel free to contact us!
Our team is looking forward to your inquiry.

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