“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 Tube (Cylinder) Necking-In & Closing Machines

• CNC controlled
• user-friendly and feature-rich interactive graphical CAD-CAM programming system
• heating systems by induction, torches, friction, …
• closing process without welding
• optimized for pressure vessels: aluminum liners, fire extinguishers, SCBA, CNG, accumalator shells, industrial gas cylinders, gas storage cylinders, transportation cylinders, special cylinders, …
• leak tight and no porosity
• inert gas minimizes oxidation
• 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