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The S250M. A new era begins.

Quality, consistency and volume; the brand new S250M steering rack milling machine delivers on all fronts. With a focus on world-class quality our team of engineers have designed our latest steering platform to achieve the highest standards of precision within a system that is designed for economical costs per part.

Whether single or dual pinion, our latest twin clamping system ensures manual and automated operations can be completed with ease and at volume. Supplied either as a single workstation for standard racks or as a completely automated 2-station cell for dual pinion manufacturing, the S250M is available with a range of flexible automation options.

Supplied with its own custom coolant management system the S250M offers a compact, flexible solution to high volume steering rack manufacturing. And with the ability to change the tooling in a matter of minutes, machine uptime as well as part flexibility can be maintained at all times.

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Technical Specification

Milling Head Type F1-HSK
Power 45 kW S6 40 %
RPM Max. 450 rpm
Max. Tool Width 250 mm
Milling Arbor HSK-125B
Control Siemens SINUMERIK 840D sl
Clamping Clamping System Dual or Twin-A1 clamping system
Clamping Range Racks up to 1000 mm in length and 32 mm in diameter
Dimensions and Weight Installation dimensions (L x W x H) 6,900 x 8,300 x 2,700 mm
Machine weight 16,000 kg
Options Twin-A1 axis for second toothing (dual pinion).
Fully automated loading systems.
Complete dual pinion manufacturing cell.

Key Features

  • A completely redesigned machine platform for productivty and precision.
  • Fully automated solutions for single and dual pinion manufacturing.
  • A brand new milling head for even higher performance!

S250M Kesel Steering Rack Milling Machine

Quality, consistency and volume; the brand new S250M steering rack milling machine delivers on all fronts. With a focus on world-class quality our team of engineers have designed our latest steering platform to achieve the highest standards of precision within a system that is designed for economical costs per part.

  • Aerospace
  • Automotive
  • Defense
  • Die & Mould
  • Education & Academics
  • Electronics
  • Machinery & Manufacturing
  • Medical
  • Mining & Minerals
  • Oil & Gas
  • Semiconductor, Solar & Electronics
  • Shipbuilding
Georg KeselGeorg Kesel GmbH & Co. KG is an internationally recognized manufacturer of machine tools for linear tooth profile milling. These milling machines offer optimized production techniques for bandsaw blades, racks, steering racks, steering pistons and workpiece with customer specific tooth profiles. Our product range also covers setting machines, bandsaw blade straightening machines, coiling systems and gear deburring machines. Our second business division is clamping systems. The Kesel clamping technology covers mechanical, pneumatic and hydraulic machine vices and clamping systems including customer specific modifications.
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