Offline Coater 3860mm, 115-300 g/m2
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- Product ID: VAK10756
- Name: Offline Coater 3860mm, 115-300 g/m2
OFFLINE COATER
Four blade coating stations
Machine speed | 750 – 1050 m/min (designed 1200 m/min) |
Grammage | 115-300 g/m2 |
Reel width | 3860 mm |
Jumbo reel diameter | 2400 mm |
Jumbo reel weight | 19 t |
Jumbo reel + bar weight | 22 t |
Drive power | 400 V |
Drive side | Left in paper run direction |
Machine length | 94 m |
1 Unwinder
Valmet (1989)
Automatic splice from full speed
Max diameter 2400 mm
2 1st stage coating with coating stations 3 and 4
Valmet Auto Blade
- Automatic MD-coatweight control (Autoblade constant tip angle)
- Automatic CD-profiling with Procoat (2002)
Drying
- Electric IR, Compact 1300 kW (2009)
- CD moisture control
- Three air dryers
- Power Float+ nozzles (2009 and 2011)
- 11,5 bar steam heated
Automatic backing roll cleaner on 4th station
AC drives at middle layer coater (ABB ACS 800, 2011)
3 2nd stage coating with coating stations 5 and 6
Jagenberg Combi blade
- Automatic MD-coatweight control with blade angle
- Manual CD-profile control
- Automatic backing roll cleaning on both stations
Drying
- Electric IR, Itronic 2080 kW
- CD moisture control
- Three air dryers
- 11,5 bar steam heated
- After 5th station 5 drying cylinder (used with low grammages < 200 g/m²)
Before reeler
- 2 drying cylinders, but not used
- 2 cooling cylinders
- Water cooling, temperature 27 °C
DC drives at top layer coating section
4 Reeler
- Automatic jumbo reel changeover with TUSA Standar III
- Soft reel drum
- Akhydril G rubber
- Hardness P&J 10 ±2
5 Steam and Condensate systems
- 11,5 bar steam for air dryers
- 3,5 bar steam for drying cylinders
6 Air systems
- Heat recovery for exhaust airs
7 Control Systems
7.1 QCS
Honeywell DaVinci (2001)
Five frames (HW 4000 Precision Scanner)
- Unwinder
- Basic weight, moisture
- After 3rd, 4th, 5th, 6th coating stations
- Basic weight, moisture and coat weight (calc.)
7.2 DCS
Honeywell
- Middle layer coating (3rd and 4th stations)
- Alcont 1
- Top layer coater (4th and 5th stations)
- Total Plant Alcont
- Master
- Total Plant Alcont
7.3 MCS
Siemens S7-400 (2009-2011)
7.4 Coating Kitchen
- Control system licenses and some PCs are owned by third part suppliers
- Cranes are not included in the scope, but can be used during demolition
- Cables are not included in the scope (should be cut after safety switch)
- Most of the documents are in electronic format
Old docs in GP4-format (images) and new docs in DWG-format (AutoCAD) - Machine specific spare parts are included in the scope,
rest spare parts will be clarified later on
Mixers
- Cellier
- 2x 7m³ mixers. One for 1st stage coating and other for 2nd stage coating.
- 2x Scales for coating components
Screening with shaking sieves
- Cellier
- 6 for 1st stage coating, 6 for 2nd stage coating and 4 for clay
Clay elutriator with silo and conveyors
- Cellier
- Silo 60 m³ and discharge equipment’s
- Own scale for clay
- Mixer, 16t dry Clay for one batch
- Motor 6 kV
Ultrafilter
- Valmet
- Shaking sieve and pressure screen before ultrafilter
- Capacity 7,5 m³/h, concentrate solids 30-35%
- 60 membrane packs, filtrate area 60 m²
CMC silo
- 21 m³
- 2x scale and discharge screw
Starch silo
- Silo 70m³
- Cooker not available!!!
DCS
Honeywell Total Plant Alcont (2001)
- Common with DCS of the off machine coater’s