Voith Sulzer Three layer board machine ( folding boxboard ) 2.240 mm 190 – 550 gsm
EUROPE (Central and Eastern)
Three layer board (top/middle/bottom)
Width on Pope reel : 2240 mm
Speed range: 70 – 200 m/min
Grammage range: 190 – 550 gsm
Coating:
Top: rod – Varibar (6 gsm)
Top: Airknife (8-12 gsm)
Top; Blade – Combiblade Jagenberg (9-12 gsm)
Back: rod – Varibar (5-6 gsm)
Board type: GD2, GD3, GT2, GT4, GC2,GC4, UC4
BM construction:
Wet part
Middle ply: Head box – hydraulic with top former Voith (Duoformer)
Prepress; suction press for middle ply only (app 25-28% dryness)
Transport felt to top layer
Top layer; Octopus headbox (Pama) with suction roll and cutch press
Back layer; headbox hydraulic (Escher Wyss)
Press section:
0 Cutch press
1 Suction press
2 Jumbo press (1400mm diameter each, 150-400 N/mm)
3 Offset press (bottom roll- S roll)
Drying section:
Pre-drying section (20 Cylinder, 1500 mm diameter, 3.2 bar)
MG (Yankee) 4200mm diameter
After-drying section (10 Cylinder, 1500 mm diameter, 3.2 bar)
Kalander
Coating:
Top: rod – Varibar (6 gsm) Electro IR dryers
Top: Airknife (8-12 gsm) Gas IR dryers
Top; Blade – Combiblade Jagenberg (9-12 gsm) Air dryers
Back: rod – Varibar (5-6 gsm) Gas Air Dryers
Valmet QCS system
Pope reel (max diameter 1600mm)