8.72 m Valmet paper machine 250,000t / year
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- Product ID: VAK11240
- Name: 8.72 m Valmet paper machine 250,000t / year
PM1 Key Facts
- Manufacturer: Valmet
- Output: 40 – 48.8 gsm Newsprint
- Capacity: 250,000 t/year
- Speed: 1380 m/min
- Trim width: 8.72 m
- Calander & Reel: 2 Roll hard nip machine calander, pope reeler
- Finishind End: 1 Drum KL1000 winders, 1 Re-winder, Valmet Wrapline
PM1 History
1985 PM1 Installation by Valmet
2003 Press section upgrade
2015 Seized production
PM1 Stock Approach
- Machine screens – 4 pieces
- Secondary screen
- Tertiary screen
- 6-stage cleaner system
- De-aeration tank
- TrumpJet system for retention aid dosage
PM1 Headbox and wire section
• Symformer (Hybrid)
• SymFlo LS Headbox
PM1 Press section
• SYM Press II
Nip |
Nominal / Max Load (kN/M) |
Type |
1st |
80/90 |
Soft / Hard double felted |
2nd |
94/100 |
Soft / Hard single felted |
3rd |
138/140 |
Hard / Hard single felted |
PM1 Drying section and reeling
- Drying section
- 3 single tier groups
- 3 double tier groups
- Valmet PressRun blowbox
- Valmet UnoRun and SymRun blowboxes
- Valmet PaperIQ scanner
- Pope reeler
PM1 Calender
• Manufacturer: Valmet • Max. nip load:
• Top: 84kN/m
• Bottom: 120 kN/m
• Stack:
• Top roll:820 mm
• Bottom roll: 915 mm
Winder 1
• Valmet Drum winder KL1000 with Win-air cushioning
• Design speed 2700 m/min
• Max. reel width 8800mm
Winder 2
• Valmet Winair
• Design speed 2700 m/min
• Max. reel width 8740mm