“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 Pulley Forming Machines (Lathes)

  • wide variety of pulleys can be formed & profiled (split, v-belt, multi groove, flat belt, poly-v, …
  • automatic machines with CNC or PLC control
  • remote site troubleshooting and programming
  • Ethernet / USB / Networking connectivity
  • Industry 4.0 – DENNdata 
  • preventative maintenance software
  • 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


DENN machine model MPT 250:

47% faster production rate. Automated double spindle machine for production of poly-v-pulleys.

DENN MPT 250 pulley forming machine