1,600MM Synchrofly Sheet Cutter
Mark and Model VALMET SCR 1600 number 2039
Original Age 1989
Modernized 2016
Width of the cutter 1,600 mm
Cross cutting Synchro cross cutting capable for paper and board 40-600 gsm. Knife load 800 Gsm. Cutting width 1,600 mm.
Size change Electrical sheet length change, length 520 -1,600 mm.
Cutting accuracy Electric sheet length control +-0,5 mm
Speed Running speed 300 m/min max.
Overlapping section Vacuum overlapping section.
Reject gate Faulty sheet control with reject gate
Pallet change Automatic non-stop pallet change with empty pallet feeder.
Layboy 4 side joggers and back board. Sinking hydraulic layboy with capacitive sensor for pallet height.
Tab Inserters 3 Tab Inserter
Slitters Five (5) slitters with electrical size change..
Decurling Unit De curling unit with rolling bar suitable for sensitive coated board
Unwind One double shaft less pick-up unwind stand for two reels. Air cooled disc breaks with pneumatic adjustments. Reel core 12”, reel dia 2 000 mm, reel weight 2000 kg.
Lead roll system Complete lead rolls.
Electric 380 V 50 Hz, PLC Siemens S5
Condition The machine is in a normal condition and has been stopped from full production. It was standing in a warm production hall, but now dismantled carefully and is ready to transport to a buyer.
Strecker SCR synchrofly cutter head
Primary belt section
Vaccuum overlapping section with pneumatic adjusting panel for the stop rolls
Double shaft less unwind for 2 rolls. Original by Valmet Strecker with complete lead rolls, de curlers and tension & side controls.
PRODUCTION CALCULATION (a realistic estimation)
VALMET STRECKER SCR SYNCHRO 1600 no 2039
Machinery: Strecker SCR 1600, one double pick-up unwind. Manual reel change, Non stop pallet change. Top speed 300 m/min.
Board Quality: GC1, GC2 substance average 360gsm
Estimated Production: 100 tons per day in three shifts.
Reel width x Knife load x running speed x cutting time = Production/8 hours
(average) (average) (average) (average) (average)
1.5 m 350 gsm 200 m/min 332 min = 34,8 tons/8 hours
*) cutting time 480 – 148= 332 min
Reel change: 28 reels x 2,5 min = - 70 min
Pallet change: 30 pallet changes a 1 min = - 30 min (non-stop)
Maintenance and size change time 6% = - 29 min
Stop and starts, jams 4% = - 19 min
- 148 min