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Metal Spinning, Flow Forming,
Rotary Forging, Necking-In and Pulley Forming Machines manufactured by Industrias Puigjaner - DENN, Spain CNC Metal Spinning Machines (lathes), model group ZENN Standard models available to maximum blank size (swing) of 3,500 mm (138"), material thicknesses up to 20 mm (0.79") Custom machines available
- custom CNC spinning control, SIEMENS CNC control
- easy to use interactive graphic
program system
- CAD-CAM external programming
- ability to program a new part while the machine is in
production of another part
- remote site troubleshooting and
programming
- one or two working slides
- machines prepared for cold or hot forming applications
- software for machining
- multifunctional machines: spinning, shear forming,
machining, trimming, beading, ...
- six tool changer controlled by CNC
Replay (playback) Metal Spinning Machines (lathes), model group TES Standard models available to maximum blank size (swing) of 3,500 mm (138"), material thicknesses up to 20 mm (0.79") Custom machines available 
- SIEMENS motion control
- manual programming of first work piece, replay
(playback system)
- graphic programming system available as an option
- ergonomic controls, easy to learn and to handle
- double roller changing device
- mechanical components are custom designed to adapt new
technology to used machinery
Manual Spinning Lathes (including custom models) .jpg)
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CNC Flow Forming Machines (lathes), model group RL (3 rollers) & RLE (2 rollers) Custom machines available 
- SIEMENS CNC control
- interactive and easy to handle graphic programming
system
- 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%
- machines prepared for cold or hot forming applications
- remote site troubleshooting and programming
CNC Wheel Spinning / Forming Machines, model group RL & LW3 Custom machines available 
- SIEMENS CNC control
- interactive and easy to handle graphic programming
system
- independent working axes
- significant weight reductions in the final parts
(wheels)
- increasing the mechanical strength properties of the
flow-formed parts (wheels)
- remote site troubleshooting and
programming
Rotary Forge Press (rotary forging machine) 
- high flexibility (small modifications allow new
geometries)
CNC Tube Necking-In / Closing Machines Custom machines available 
- SIEMENS CNC control
- interactive and easy to handle graphic programming
system
- heating system by induction, friction, ...
- closing process without welding
- optimized for pressure vessels: aluminum liners, fire
extinguishers, SCBA, CNG, accumulator shells, special
cylinders, ...
- with loading and unloading units; or with robot(s) on
request
- leak tight and no porosity
- inert gas minimizes oxidation
- remote site troubleshooting and
programming
Pulley Spinning / Forming Machines Custom machines available 
- automatic machines with SIEMENS CNC control or PLC
controlled
- manual or automatic loading and unloading
- wide variety of pulleys can be spun / formed (split,
v-belt, multi groove, flat belt, poly-v , ...)
- remote site troubleshooting and
programming
Custom Sheet Metal Forming Machines Our R & D and sales departments would be happy to take a look at your metal forming application and suggest a production solution and machinery to you. Hot forming, water cooling and special tooling can easily be added to all our metal spinning, flow forming and related forming machinery. Machinery is available for prototyping and testing out new production methods. Please send us your part prints and we'll be happy to work with you on a custom metal forming solution. Applications for our metal spinning, flow forming and related technologies machines click on photos for larger view 
 aerospace
automotive
boiler making
kitchenware
lighting
musical instruments
ornamental/giftware
pressure bottles
ventilation
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