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Plastic Extrusion Drives

Zambello Plastic Extruder Gearboxes

ZAMBELLO Riduttori is the worldwide leader in manufacturing extruder gearboxes. They are constantly increasing their output capacity in their factories by installing advanced CNC machine tools. Therefore, not only capacity but also the competitiveness of the products has been increasing year on year. Zambello manufacture their own gear casings using new CNC multi-pallet machining centres meaning they can maintain the highest quality and precision. The gear-grinding shops with the relevant inspection equipment and certification systems are constantly updated using advanced high precision CNC grinders which enable Zambello to grind its gears and pinions to the AGMA 12 class.

The Zambello plastic extruder gearbox is therefore the highest quality most reliable market leading product available today.

Single Screw Plastic Extruder Gearboxes

  • Parallel Shaft & Right Angle Designs
  • Motorised and shaft input
  • Universal mounting & shaft configurations
  • Standard and custom designs extruder onnections
  • High quality extruder thrust bearings
  • Air cooling systems, internal or external water cooling systems
  • Torque < 105640 Nm
  • Ratios < 125/1

Twin Screw Plastic Extruder Gearboxes

  • Contra-rotating and Co-rotating twin shaft extruders
  • Shaft input
  • Flat or upright mounting
  • Distribution output gear unit linked with a thrust bearing housing and pressure flange that absorbs axial thrust
  • High quality taper and cylindrical roller bearings
  • High quality extruder thrust bearings
  • Pump lubrication
  • Torque < 44300 Nm
  • Ratios 3 – 20/1