Substantial investment in stock and equipments to allow us to provide prompt delivery and competitive price


Technical features: 

  • For shaft diameters of between 6 and 400 mm
  • For hub internal diameters of between 14 and 495 mm
  • Transferable torques of up to 430,000 Nm

Benefits to you at a glance:   

  • Force-locking and clearance-free connection
  • Better power transfer than feather keys
  • Simple assembly and disassembly with commercially available tools
  • Largely self-centring
  • Reduction in notch effect
  • High degree of positioning, planning and rotation accuracy
  • Ready for installation and adaptable
  • Repeated re-usability and interchangeability
  • Highly fail-safe, even with changing and intermittent stresses

Sinfu Locking device allow shafts and hubs to be connected simply, safely transferring very high torques. The force-locking and clearance-free connection can be unlocked at any time. Even with changing and intermittent stresses, our clamping sets continue to remain highly fail-safe and can even be used or exchanged repeatedly. Our installation-ready and adaptable range of versions is suitable both for construction machines and robots.  An optimum clamping set selection can never be made across the board; it must be based on the individual requirements of the application in question. If a specific clamping set that is adapted perfectly to the pulley is selected, the efficiency of both the belt drive and the entire drive train is improved. Our application technicians will be happy to advise you in the selection of the right clamping set for your requirements. Just come and talk to us!