Gasket lathe DMH 400 | DMH GmbH

Dear Customers and Business Partners,

Thank you for your interest in our products and services. Effective October 28, 2025, the DMH Group and PU1TEC were acquired by the Freudenberg Group. The operational business of the DMH Group and PU1TEC will continue as usual. Detailed information about Freudenberg Sealing Technologies and the Freudenberg Group can be found at www.fst.com.

As part of the integration, we will also update the design of our website. You will continue to find an overview of our products and services.

If you have any further questions, please contact your representative or send us a message via our contact page.

Fact sheet
DMH Maschine 400

The all-rounder

The DMH 400 is suitable for demanding seals with turning diameters of up to 400 millimeters. Thanks to three driven axes, it is used as a modern, versatile machine type for turning, drilling, and milling work. Its programming and turning technology are specially optimized for elastomers.

Model variants

  • Max. turning diameter

    370/290 MM

  • c-axis

    yes

  • y-axis

    no

Product information

  • Customers and areas of application

    Technical distributors, OEM market, mobile hydraulics, heavy hydraulics, oil and gas, molded part production

  • Equipment variants

    The DMH 400 is available in TM (powered tools) and TMY (powered tools with a Y-axis) versions.

  • Scope of delivery

    Included are software, basic tooling, clamping system, shredder, and extraction system.

360° view

Technical details

DETAILSDMH 400 TMDMH 400 TMY
Max. turning diameter (without driven tools/with driven tools)370/290 mm370/290 mm
Main drive power9 kW9 kW
Total weight3,300 kg3,300 kg
Dimensions (L × B × H)2,575 × 1,790 × 2,060 mm2,575 × 1,790 × 2,060 mm
Max. bar diameter45 mm/BB 51 mm45 mm/BB 51 mm
Slide traverse X/Y/Z240/-/510 mm240/60(+40/-20)/510 mm
y-axisnoyes
c-axisyesyes
Max. speed, main drive6,300 1/min.6,300 1/min.
Max. speed, driven tools5,000 1/min.5,000 1/min.
Spindle nose per DIN 55026A 2-5A 2-5
Power input20 kVA20 kVA
Tool sizeVDI 30VDI 30
Turret positions1212
Rapid traverse X/Y/Z24/-/30 m/min.24/10/30 m/min.
ControlSiemens/FanucSiemens/Fanuc
Barfeeder interfaceoptionaloptional

Possible Add-Ons

  • Airplast

    DMH 400 TM, DMH 400 TMY

  • Automatic machine door

    DMH 400 TM, DMH 400 TMY

  • Level monitoring

    DMH 400 TM, DMH 400 TMY

  • High pressure pump

    DMH 400 TM, DMH 400 TMY

  • Coolant pressure control

    DMH 400 TM, DMH 400 TMY

  • Cooling water cleaning

    DMH 400 TM, DMH 400 TMY

  • Touch probe

    DMH 400 TM, DMH 400 TMY

  • Remote maintenance

    DMH 400 TM, DMH 400 TMY

  • Changeover Door Suction System 

    DMH 400 TM, DMH 400 TMY

  • Safety protection unit

    DMH 400 TM, DMH 400 TMY

  • Bar Catcher

    DMH 400 TM, DMH 400 TMY

  • Bar feeder

    DMH 400 TM, DMH 400 TMY

  • Part catcher

    DMH 400 TM, DMH 400 TMY

  • Part suction

    DMH 400 TM, DMH 400 TMY

  • Robotic arm

    DMH 400 TM, DMH 400 TMY

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