• Output max. 20 cycles/min • Welding frame dimensions 500 x 400 mm • For half-tubular film approx. 12-80 ym • Film roll diam. max. 300 mm, film core diam. 76 mm • Foil roll width max. 550 mm • Tunnel passage width 450 mm, height 100-400 mm • Bar chain conveyor, bar spacing 25 mm, bar diam. 12 mm • Transport speed infinitely variable 2.5-12 m/min • Soft start • Automatic cooling system • Special cooling fan at tunnel outlet • Working height 870-970 mm • Contactor control • Drive 400V/50/60Hz/7,5kW