RER-W Series


RER-W Series

Technical specifications

RER 1000 W

Max. Length:1000 mm
Max. External diam. Ø: 300 mm
Max. Wheel speed:120 m/s
Thread and gear helix range:-20 to +135º
Possibility of using roughing and finishing tooling.


Doimak RER-W serie is the last generation grinding machine designed for grinding worm gears. The main features of this model are:

  • Range of wheelhead tilting angle until ±45º.
  • Grinding of any types of worm gears:
    • Worm gears of any profile (ZK,ZN,ZE and ZA), and multiple starts.
    • Worm gears of variable lead and constant diameter.
    • Worm gears of variable diameter and constant lead.


Amply range of worm applications for transmissions sector, with modules until 25. ISO ZK,ZN,ZI and ZA profiles and customized profiles as well


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