Pneumechanical expanding shafts with lugs mod. 638 PMK
Pneumechanical expanding shaft with lugs mod. 638 PMK is recommended for unwinding and winding rolls with cores.
The body of the shaft is available in steel or aluminum, depending on the reel weight. The expansion lugs come in either steel or rubber covered depending upon core material and torque requirements. The journal ends are also available in a variety of steels and are always custom-made. Expansion is accomplished by one (or more) air activated pistons that mechanically engage the expandors self-centering the core. Expansion can be spring-activated so as to grant the core is gripped also in case of air leakage in the machine.
Standard sizes available for this Model are listed below.Require an estimate
Face width: from 800 to 4000 mm
Expansion range: 10/12 mm on diameter
Air pressure: min. 5 bar (suggested 6 bar)
Contact SVECOM for Non-Standard requirements.Download pdf file