VER3389 - 3600 mm Board Machine
Grade: 3 layer folding boxboard
Production: ~ 250 Tpd (70.000 t/a, 10–12 ton/h)
Speed: up to 240 m/min
Grammage: 230-450 gr/m2
Wire width: 3600 mm
Trimmed reel width: 3220 mm
Jumbo reel Ø: 2250 mm
Jumbo reel weight: 9 tons
Jumbo reel + bar weight: 12 tons
Build in 1938. Rebuild 1960 and 1992. Shut down 2007

Stock preparation
  • Top ply 2 x Sunds defibrator Jylhä JC-01 refiners
  • Middle ply 2 x Sunds defibrator Jylhä JC-01 refiners Centrifugal cleaning units
  • Bottom ply 2 x Sunds defibrator Jylhä JC-01 refiners
  • 3 x Ahlstrom feeding pumps
  • Pressure screens (Tampella selectifier 2 pcs P30, 1 pcs P24)

    Wire sections:
  • Headboxes:
    - back and top ply rectifier roll headboxes, open type
    - middle ply rectifier roll headbox, Valmet-Karhula 1991
    Slice width: 3450 mm
    Consistency: 0.4 % - 1.2%
    Valmet Jet-Matic manual profile control
  • Valmet MB-former 1999 on middle ply
  • Suction pumps (Nash 6002 4 pcs, 3001 1 pcs)
  • White water consentration system
  • High pressure suction fan of MB-former
  • VIB steam box on back ply

    Press section
  • 3 nip, 2 nip double felted

    Drying section 1-3
  • 30 drying cylinders Ø 1500 mm
  • 1955, pressure 2.8 bar, sliding bearings
  • 12 felt drying cylinders Ø 1250 mm

    Yankee cylinder
  • Ø: 4796 mm
  • Shell length: 3500 mm
  • Material: GE26.91, hardness 180-210 HB

    Drying section 4
  • 6 drying cylinders Ø 1500 mm
  • 1937 - 1955, pressure 2.8 bar
  • 1 felt drying cylinder Ø 1250 mm

    Film press
  • Valmet SymSizer 2 nip film press
  • Originally built in 1951, rebuild in 2004
  • Screening and recirculating systems

    Drying section 5
  • 6 drying cylinders Ø 1500 mm

    1st calender
  • 1 nip Tampella-calander, not heated

    Coating stations and drying
  • 3 x Jagenberg Combi-blade coating stations CSM63K-1
  • 3 x Solaronics infra-red dryers, 1992
  • 3 x steam heated air blowing boxes
  • Ronningen-Petter screening for each coating unit

    Drying section 6
  • 4 drying cylinders Ø 1500 mm

    2nd calender
  • 2 nip Kusters calander
  • Top-nip S-roll / bottom-nip Thermo-roll
  • Hydraulic unit
  • Impact caliber controlling system

    Cooling sylinders
  • 2 x water cooling cylinders Ø 610 mm
  • Water cooling system (compressor, heat exhanger)

    Pope reeler
  • Tampella pope reel 1991
  • Cylinder Ø 1100 mm
  • Tusa automatic jumbo reel changing system
  • Ulma web diagnostic system
  • Jumbo reel bars are not for sale

    Broke handling
  • Tampella pulper 1975/1992
  • 2 broke conveyors

    Drive units
  • Main shaft drive (press, drying sect. 1-3 and yankee)
  • Rest of the machine is driven by individual drives

    Steam and condensate system
  • 2 condensate tanks
  • Surface condenser

    Overhead travelling crane (for jumbo reel)
  • Kone 2x6 ton

    Bearing distance
  • Wet end – Yankee, 4010 mm
  • 4th drying section – pope reeler, 4150 mm