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The degree of efficiency in Rehfuss high performance worm gearboxes and helical worm gearboxes is more than 90%. All worm shafts are made from case hardened alloy steel and the flanks are precision ground. The worm wheels are made from special wear-resistant bronze. Helical worm gears are equipped with a helical gear. Worm gears with shrink disc, torque limiter, as well as adjustable backlash designs are also part of our standard product range.

Worm gearboxes and helical worm gearboxes type SM and SSM are high-performance gearboxes in universal design. The housings are made from high quality cast aluminium providing an Advantage on weight. Nevertheless they are very robust designed. Further type provides lifetime lubrication.

Also available in stainless steel (Type SMN)

Technical specifications

  • Optimised size/performance ratio
  • Designed for permanent operation under rough conditions
  • Above average lifespan
  • Produced entirely in stainless steel
  • Extreme torsional resistance and low noise
  • Smooth surface (food-; beverage-; pharmaceutical industry)
  • Case hardened worm shafts and worms with precision ground flanks
  • Helical worm gearboxes equipped with helical gear wheel
  • Space saving angular drive
  • Superior smooth operation
  • High efficiency through the use of synthetic oil (lifetime lubrication)

Options

  • Basic mounting, flange mounting or universal design
  • Output shaft available as solid shaft or hollow shaft
  • Torque limiter
  • Low engine speeds
  • Torque arm
  • IEC-adaptor
  • NEMA-version
  • ATEX specification according to directive 94/9/EG
  • Shrink disc at hollow shaft

Catalogues and brochures

Rehfuss S / SS / SM / SSM geared motors brochure

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Rehfuss geared motors general catalogue

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Rehfuss brochure – Drive solutions for food industry

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Rehfuss Cleanness Brochure

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Manuals and guides

Rehfuss SM / SSM geared motors manual

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Rehfuss SR / FG / S / SS / SM / SSM geared motors manual

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SR / FG / S / SS / SM / SSM geared motors manual – Motors size 50 – 315

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Certifications

Rehfuss ISO 9001:2008 certification

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Rehfuss geared motors compliance with directive 2006/42/EC on machinery

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Rehfuss geared motors ATEX compliance

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