Valmet Paper Machine Paper width after winder 8500 mm 42 – 45 gsm 740 t/d
EUROPE (Western and Northern)
Valmet Paper Machine
DCS Valmet 2005
QCS Valmet 2005
Machine drive on left side when looking from the wet end.
Approach flow:
Colour kitchen for four colours
Mixing chest accepting TMP/RCF broke and reclaimed fibre
From mixing chest to machine chest
Stock to cleaner system
Cleaner and screen rejects to WWTP
Deculator for air removal from stock vacuum assisted. Make: Wessenberg Martin
Thin stock screens, Andritz manufacture
Two Andritz model HB5 with 1.8mm holes
Andritz secondary screen, Andritz type HB2E with 1.8 mm basket
Andritz third stage screen Andritz type FD with 0.25 mm basket
Backwater to disc filter
Thin stock to headbox
White water from PM wire section and LD cleaners to white water Silo
Fibre recovery by Three disc filters. Two Celleco Hedemora. Model VDF 3.66 x 24 and one model VDF 5. 2 X 30.
Recycled papers from the DIP plant (ONP and OMG)
Wood logs (Radiata Pine) for the TMP plant;
Original start-up year and main supplier 1981 (Valmet)
Major rebuilds and main suppliers: former rebuild 1993 (Valmet),shoe press and dryers rebuild 2006 (Voith)
Production 280,000 t/a
Design capacity 866 t/d at PM reel
Net capacity 740 t/d after winder
Paper grades: Std Newsprint
Basis weight range 42 – 45 gsm
Furnish DIP 30% and TMP 70%
Recycled papers from the DIP plant (ONP and OMG)
Wood logs (Radiata Pine) for the TMP plant
Design speed 1600 m/min
Avg operating speed 1500 m/min
Former concept horizontal gap former, Valmet HHS Speedformer
Press concept Voith Flexonip, Duocentri Shoe Press, new 2006
Basement wet end pulper;
42 Drying Cylinders:
Cylinders: design steam pressure 5 bar (g)
Cylinders diam 1.83 m
Operating steam pressure 3 bar (g)
Fibron automatic tail feed
Valmet QCS scanner
Calendar on-machine 3-nip hard
Calcoil profile control
Basement under machine pulper
Basement with collection system feeding broke into the dry end pulper
Max jumbo reel diam 2200mm
Shoe arm sheet transfer onto new reel shells
Wire width 9200 mm
Paper width at reel 8565 mm
Paper width after winder 8500 mm
Paper machine AC with silent drive.
All dryers on A/F bearings with central lubrication system.
Oil systems complete with centrifuge for water separation.
Six direct drive vacuum pumps: model Flowtech/Nash model CL-14002 G .
Finished reel directly to the Valmet rewinder reel stand.
Reels transported on reel carriage to the Voith rewinder.
Reel crane hitch for changing reels/shells from drum reel up rated at 55 tones
Machine house serviced by three overhead cranes.
Machine laboratory with L and W tensile tester and sample guillotine.