SM0827 - 2650 mm, Paper machine, Papcel, 300 m/min, 30-120 gsm, 200 l/sec , 10,000-28,000 TPY,
Built 1986 by Papcel for production of sulphate technical papers. PM was rebuilt for printing papers and later for wrapping paper, including high rafined papers ( parchment ).
Annual production capacity – 10,000t/year – 28,000t/year – 80% of capacity utilization
Raw material using – primary virgin fibers, and secondary fibers – waste paper.
- 1998 – reconstruction of headbox, changing od dewatering elements, for ceramic boxes.
- Changed approach flow system – new screener PK200,
- Installation of suction box TRIVAC,
- new drive of PM
- This reconstruction increased the speed to 300m/min
- 2003 – Flotation unit INKOS
- 2006 – changed steam condens systém
- 2010 – full covered hood installed, ABB controll systém of headbox, new spreaded roll for a rewinder, with controlling of crowning
- 2010 big fire of PM. After that was made full repairs of PM, changed wire foills for Robaglass solution
Technical parameters –
Headbox – pressurised headbox with manifold,
- width 2650mm,
- flow 200l/s
- Consistence – 0,4 – 1,2%
- Speed max. 300m/min
- Opennig of the lips – 45mm
- 2 pieces of defloculating rolls - 16 – 79rpm
- 17actuators , controlled by Thermatroll ABB
- Antifoam shower LURMARK
- Changeable angle of outlet from headbox
- Controll of pressure and level of headbox
- Hydraulic opening of headbox cover
Wire part:
- Bronz breast roll with doctor
- Shaker 130 – 400 strokes/min
- Breast table – HDPE cover, 1st part from ceramic
- 11 pieces of foil boxes, ceramic, Robaglas, 6 pices of activation foils
- Suction roll rubbered, diameter 840mm, lenght 4910mm
- Drive roll diameter 550mm, lenght 4910mm
- Used wire Integra Asten Johnson, 3plies, 34,1 x 2,8m
Press part:
- 3 presses
- Combipress with central roll, 1press – suction roll 3 chambers, felt 14,3 x 2,75m, second press blindly drilled roll felt 12,3 x 2,75m
- 3rd press plain, felt 9 x 2,75m
Dryer part –
- 24 cylinders, 4 parts, all cylinders 1500mm
- Lenght of cylinders 1 to 6 and 13 to 24 – 2600mm: 7 to 12 – 2710mm
- 2 cooling cylinders 25 and 26 – length – 2650mm
- Drying fabrics – 20,7 x 2,7m
- Cooling fabrics – 10,35 x 2,6m
Machine calander:
- 4 rolls, 2 of them swimming rolls, driven roll – Queen
- Working width 2450mm
- Threading of paper from press part to Pope reeler – rope system