“DENN (Industrias Puigjaner, S.A.), founded 1885; over 135 years of building metal forming machine tools.”


DENN: Innovation & Experience in Metalforming

  • standard to fully custom machines
  • modern, fast, safe & flexible
  • reliable construction & components
  • custom & user-friendly software
  • superb surface finishes
  • superb repeatability

DENN Flow Forming Machines (Flow Forming Lathes)

  • CNC controlled machines
  • user-friendly and feature-rich interactive graphical CAD-CAM programming system
  • 2, 3, 4 and 6 roller flow forming machines available; or other custom roller configurations
  • RL models: four working axes plus main motor
  • RLE models: three working axes plus main motor
  • RL models: optimized for cylindrical flow forming
  • RLE models: optimized for conical flow forming and two-roller spinning
  • RL models: thickness reductions up to 90%
  • LW2 models: two rollers, each independently controlled
  • LW3 models: three rollers, each independently controlled
  • machines prepared for cold and / or flood cooling and / or hot forming applications
  • remote site troubleshooting and programming
  • Ethernet / USB / Networking connectivity
  • preventative maintenance software
  • Industry 4.0 – DENNdata
  • DENN-Trace software: registers values like motor consumption, tool position, axis force & speed
  • automatic loading / unloading systems and robotics options
  • devices for faster setups and change-overs
  • safety devices for safe handling – protecting the operator and the machine
  • plus many other options are available to make these machines ideal for countless applications

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DENN Flow Forming Machines