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Helical Parallel Shaft Heavy Duty Gear Units
This product is dedicated to the extruder market and provides high customization of output and gear ratio combinations to fulfill our customers' needs. This gear unit provides a robust nodular cast iron gear case suitable for high loads and specific heavy duty thrust bearing sourced exclusively from primary brands. This solution also allows easy machine integration thanks to a universal mounting gearbox case (customized screw interface can be provided too) and can come with an auxiliary thermal aid device (cooling coil, oil to water heat exchanger), and oil temperature and level sensors to easily monitor its functioning.


  • Key benefits

    Easy machine integration thanks to universal mounting gearbox case (customized screw interface can also be provided)
    Suitable for high loads
    Adaptability to customers' requirements
  • Main options

    Auxiliary thermal aid device (cooling coil, oil to water heat exchanger)
    Fluoroelastomer compound oil seals on I/O shaft
    Oil temperature and level sensors
  • Torque range

    4,600 ... 77,100 Nm (40,713 … 382,392 in-lb)
  • Gear ratios

    7.1... 125
  • Certifications

    Certificate of compliance
    Inspection certificate
  • Output

    A full thrust bearing selection Cording machine to customer need and capacity
    Single-keyed hollow shaft
    Cording machine to UNI ISO 6604
    Two-keyed hollow shaft
    Splined hollow shaft
    Screw mounting
    Cording machine customer specification
  • Motors

    • Input with solid shaft
    • Input with e-motor coupling:
    - BN, BE, BX [IEC asynchronous]
    - BSR [IEC reluctance]
  • Motor options

    • Thermistors and thermostat sensors
    • Independent forced cooling
    • Incremental, sin/cos absolute single/multi-turn encoders
    • Tropicalization
    • Anti-condensation heaters

Key features

Dedicated design for single screw extruder drive;

Robust nodular cast-iron gear case

Specific heavy duty thrust bearing sourced exclusively from primary brands

Auxiliary thermal aid device

Thrust bearing case designed to lodge a wide range of bearings

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Download technical documentation

Register now to download the following documents
  • Product Catalogue –Enhanced Protection Geared Units-HDPE
  • Product Leaflet –Enhanced Protection Geared Units-HDPE
  • Selection Of Gearboxes-Enhanced Protection Geared Units- HDPO

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Bonfiglioli South Africa
55 Galaxy Avenue, Linbro Business Park, Sandton, Johannesburg, 2090 South Africa
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South Africa
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