SM2091

4000 mm - Paper Machine, VOITH ANDRITZ for base and Coated Paper

  • Installed in  1969 / 1970 with major rebuilds in 1978, 1992, 1997 (wet end), up to year 2005 (AC drive)
  • Working width: width 4000 mm at pope (80 gsm) without coating
  • Width 3850 mm at pope (170gsm) with coating
  • Speed: up to 1000 mpm
  • Grammage range: 54 gsm base paper with coating 36gsm = 80 gsm 135 gsm base paper with coating 35gsm = 170 gsm
  • Production : glossy woodfree coated papers, base paper
  • Capacity : 400 tpd, 144000 tpy on base paper

Approch Flow System consisting of:

  • Machine Chest
  • 2 Fan Pumps
  • Dekulator Clark Vikario with 1st. Step Cleaner 22 cones (total 4 step cleaner plant GL&V)
  • 3 Stage Pressure Screen slotted baskets (VSi15/15 + Jylhävarra + Vsi10)

Paper Machine components:

  • - Voith ModulJet Headbox WA11500, 50000 lpm with Measurex cross profil control, s/s
  • - Fourdrinier by Wärtsilä 1970, rebuilt by Voith 1997 with DuoFormer D, all in s/s
  • Breast Roll size Ø 720mm x
  • Forming table l = 530mm
  • Total 9 foils, 6 suction boxes, 2 foil boxes, 1 foil box underneath the Duoformer
  • Made by IBS ceramic
  • Suction Couch Roll size Ø 1000mm x
  • Wire Drive and Return Roll size Ø 720mm
  • Total 8 wire guide rolls with automatic wire control, rubber covered, Ø 420mm and Ø 335mm
  • Wire dimensions top wire width 4460mm x
  • Wire diemsnions bottom wire with 4410mm x
  • - Suction Pick Up Roll Size
  • - Wärtsilä Press Part, 2 Nip + 3. Press Küsters, steam box with moisture control cross profile
  • Line Pressure 1st. Nip
  • Line Pressure 2nd. Nip
  • Line Pressure 3rd. Nip
  • - Pre dryer 38 dryers with 5 bar working pressure, 2 Slalom groups + 2 conventionell dryer groups, evaporation performance 22 To H2H/h
  • - Dryer group with 11 dryers with infrared dryer 3 To H2O/h evaporation performance
  • - QCS with basis weight and ash content
  • - 1. Coating TCT.S Blade Beloit Coating 1978, with gas fired drying Spooner 1991
  • - 2. Coating TCT.S Blade Beloit Coating 1978, with gas fired driying Spooner 1991
  • - Post dryer 12 dryer, 1 conventionell dryer group + 4 single driven dryers
  • - 2 cooling cylinders
  • - QCS for basis weight and ash content
  • - Machine Calendar Wärtsilä single nip with caliper control, Küsters bottom roll 1970
  • - Pope reel Wärtsilä 1970, for reels Ø 2,0m
  • - IBS Spool changing system- Reel spool crane available
  • - Hood, closed with heat recovery
  • - Vaccum System by Sulzer Turbair Blower
  • - Sectional drive by AC with frequency inverter (very recently installed) 2005
  • - Automation system and controls, basis weight etc.
  • Installed, out of operation since mid of 2010