DUPLEX BOARD MILL IN THE RANGE OF 125 -150 TPD PRODUCTION WITH GSM RANGE 150 -450
GENERAL DATA
Type of paper: test-liner, gypsum board and core board
Basis weight: 120 - 450 g/m2
Paper width at reel: 2.850 mm (wet-end prepared up to 3.000 mm)
Actual production: 45.000 Tons/year
Actual maximum working speed: (250 m/min (wet-end prepared up to 450 m/min)
Power supply: 380 Volts / 50 Hz
MILL RUNNING UNTIL MARCH 2011
MAIN UPGRADES
- Bottom wire made in 1998
- Top wire made in 2000
- Top former made in 2005
- Press part made in 1998
- Stock preparation to great extent from 1997, 2000
WET END:
Built complete NEW in 1998 (bottom wire), in 2000 (top wire) and in 2005 (top former) fully in stainless steel
BOTTOM WIRE:
- Hydraulic Head box complete in stainless steel (rebuilt in 2005 to dilution system with automatic valves for profile control).
Pond width: 3100 mm for a maximum flow of 24.000 l/min
- (1) Forming board
- (3) Hydrofoils
- (4) Vacuum foils for low vacuum with automatic vacuum valves and pre-separators
- (2) Top former transfer box with automatic vacuum valves and pre-separators
- (1) Dewatering box double chamber for medium vacuum with automatic vacuum valves and pre-separators
- (2) Top wire transfer boxes with automatic vacuum valves and pre-separators
- (3) Double chamber suction box for high vacuum with automatic vacuum valves and pre-separators
- (1) Breast roll of 640 mm with bearing housing in bronze. Includes cleaning doctor in stainless steel
- (1) Couch roll of 850 mm with two vacuum chambers. Shell and suction chamber in stainless steel
- (1) Helper roll of 640 mm with bearing housing in bronze. Includes cleaning doctor in stainless steel
- (7) Wire rolls of 280 mm with bearing housing in bronze designed for a wire tension of 7 Kg/cm. Includes cleaning doctors in stainless steel
- (2) High pressure shower for wire cleaning, 1 high pressure shower for couch roll shell cleaning, low pressure shower for wire rolls, cleaning, edge cutting shower and tailcutter (automatic control by paper break)
- (1) Automatic guide
- (2) Manual stretchers with gear-motor built in stainless steel
- (1) Automatic stretcher
- (1) Steam box
- (1) Couch pit
- Cantilever frame “C” type built complete in stainless steel
- Handrails and catwalks in stainless steel
TOP FORMER:
- (1) Inlet roll of 775 mm with cleaning doctor in stainless steel
- (1) Drive roll of 775 mm with cleaning doctor in stainless steel
- (2) Wire rolls of 425 mm with bearing housing in bronze. Designed for a wire tension of 7 Kg/cm
- (1) Three chamber inverted suction box (first chamber for low vacuum, and the other for medium vacuum) with curved plate. Built in stainless steel
- (1) High pressure shower for wire cleaning
- (1) Automatic guide
- (1) Automatic stretcher
- Cantilever frame “C” Type built complete in stainless steel
TOP WIRE:
- Hydraulic Head box complete in stainless steel
Pond width: 3100 mm for a maximum flow of 14,000 l/min
- (1) Forming board
- (1) Hydrafoils
- (2) Vacuum foils for low vacuum with automatic vacuum valves and pre-separators
- (1) Dewatering box double chamber for medium vacuum with automatic vacuum valves and pre-separators
- (1) Double chamber suction box for high vacuum with automatic vacuum valves with pre-separators
- (1) Breast roll of 640 mm with bearing housing in bronze. Includes cleaning doctor in stainless steel
- (1) Ply-bond roll of 800 mm built in stainless steel
- (1) Helper roll of 640 mm with bearing housing in bronze. Includes cleaning doctor in stainless steel
- (3) Wire rolls of 400 mm (2 units) & of 280 mm (1 unit) with bearing housing in bronze designed for a wire tension of 7 Kg/cm. Includes cleaning doctors in stainless steel
- (1) High pressure shower for wire cleaning & low pressure shower for wire rolls cleaning
- (1) Automatic guide
- (1) Automatic stretcher
- Cantilever frame “C” type built complete in stainless steel
- Handrails and catwalks in stainless steel
PRESS SECTION:
Built complete NEW in 1998 by DGI
Working pressure: 70 kg/cm (1st Nip of K-Press)
100 kg/cm (2nd Nip of K-press)
150 kg/cm (1st Nip of Tem-Sec)
180 kg/cm (2nd Nip of Tem-Sec)
K-PRESS:
- 1st nip press roll of 850 mm with rubber cover
- 2nd nip press roll of 850 mm with micro-rock cover with cleaning doctor in stainless steel
- Suction press roll with 3 vacuum chamber. Shell and internals in stainless steel
- (11) Felt roll of 280 mm. Designed for 5 kg/cm felt tension
- (1) Paper roll of 280 mm
- (2) Uhle box with 2 slots. Built in stainless steel
- (2) Automatic felt guides
- (2) Automatic felt stretcher
- (2) High Press Shower
- Cantilever frame in steel
- Handrails and catwalks in stainless steel
TEM-SEC-PRESS (HOT PRESS):
- (2) Press roll of 850 mm with rubber cover
- (1) Center roll of 2000 mm with hard-chromed coating cover
- (11) Felt roll of 280 mm. Designed for 5 kg/cm felt tension
- (1) Paper roll of 280 mm
- (2) Uhle box with 2 slots. Built in stainless steel
- (2) Automatic felt guides
- (2) Automatic felt stretcher
- (2) High press shower
- Cantilever frame in steel
- Handrails and catwalks in stainless steel
- Steam & condensate system for center roll heating
WET-END AND PRESS SECTION AUXILIARIES:
- Hydraulic unit for press rolls loading
- Oil lubrication unit for press rolls bearing housing
- Multi-motor drive built by Control technics in 1998, 2000 and 2005
- Vacuum system consists of:
Low vacuum fan for bottom & top wire vacuo-foils
Medium vacuum fan for dewatering boxes
Medium vacuum fan for top former
Nash vacuum pump CL2001 for couch roll low vacuum. Built in 1998
Nash vacuum pump CL3001 for K-press suction roll low vacuum. Built in 1998
Nash vacuum pump L8 for K-press 1st felt. Built in 1998
Nash vacuum pump CL2002 for Tem-sec 1st felt. Built in 1998
Nash vacuum pump CL2002 for Tem-Sec 2nd felt. Built in 2006
Nash vacuum pump CL3001 for K-press 2nd felt. Built in 1998
Nash vacuum pump CL4002 for K-press suction roll high vacuum. Built in 1998
Nash vacuum pump CL3002 for Couch roll high vacuum. Built in 2004
Nash vacuum pump CL3002 for Wire suction boxes. Built in 1998
- Power cabinets with motor starters
- Control panels by Siemens PLC
DRYING SECTION:
- 17 Drying cylinders of 1250 mm. Maximum working pressure: 4 Bar (recoded in 1995) complete with cleaning doctors and frame
- 1 Yankee cylinder of dia. 3200 mm, frame but no touch roll
- 9 Drying cylinders of 1250 mm. Maximum working pressure: 4 Bar (recoded in 1995) complete with cleaning doctors and frame
- (90) Drying felt rolls of 200-220 mm
- (8) Automatic felt guides
- (6) Manual stretchers
- (2) Automatic stretchers
- Steam and condensate system Cascade Type built by Langbein
- Open Hood with extraction fans
- Heat recovery unit for building ventilation
- (2) Infrared frames for humidity profile control (966 Kw). Built by Compact In 2000
- Shaft line drive complete of gearboxes, pulleys and belts
FINISHING SECTION:
- Quality control system by LSC (Germany) for basis-weight and humidity profile both direction (cross machine & machine direction)
- Pope reel for reels up to 2000 mm diameter. Built by Kværner Eureka in 1962, rebuilt in 2006
REWINDER
- Jagenberg winder. Model VariDur 33-15, single motor drive
Double carrying drums dia. 400 x 3450 mm
Maximum speed: 600m/min mm (original speed: 800m/min)
Maximum finished reel diameter: 2100 mm
Min slitting 75 mm (about 36 knifes)
MAIN STOCK PREPARATION:
Capacity: 200 Tons/day
- Conveyor: Built by STEKO, year of manufacture: 1997
- Pulper 30 m3: Built by DGI, year of manufacture: 1997
Model: ECOPULPER EPG-30
Built in stainless steel, including ragger and reject handling
Installed motor: 250 Kw/1500 rpm
- (3) High density cleaner: built by DGI, year of manufacture: 1997
Model: HDC-3000 in stainless steel with automatic reject system
- (1) Turbo-separator: Built by Voith, year of manufacture: 1974
Model: ATS 20 with holes of 2.8 mm
Installed Motor: 160 Kw/1500 rpm
- (1) KRIMA Dispersion system: built by Cellwood Machinery, year of manufacture: 1990, rebuilt in 2004. Consisting of:
(3) Pre-thickeners model: SDPP 2040 with installed motor: 15 Kw
(1) Press model: RR 550 with installed motor: 45 Kw
(1) Plug screw model: T-PLSK3823 with installed motor: 22 Kw
(1) Heating screw model: 800x5500 with installed motor: 5.5 Kw
(1) Feeder model: T-INM 350 with installed motor: 4 Kw
(1) Dispersion system model: KD710 with installed motor: 410 kw
- (1) Reject sorter: Built by Escher Wyss, year of manufacture: 1983
Model: RS2 with holes of 2.4/2.8 mm
Installed Motor: 55 Kw/1500 rpm
TOP LINE STOCK PREPARATION:
Capacity: 80 Tons/day
- (1) Pulper 15 m3: built by Black Clawson, year of manufacturing: 1954
- (1) Drum thickener
- (1) MODUScreen type C2R: built by ANDRITZ, year of manufacturing: 1999
With screen basket 2.5 mm holes
- (1) MODUScreen reject screen MODUScreen F0, screen basket 2.0 mm holes
- (1) MODUScreen type F10: built by Andritz, year of manufacturing: 2000
- With screen basket 0.25 mm slots
STOCK PREPARATION AUXILIARIES:
- Agitators
- Stock pumps by Andritz, year of manufacturing: 1999-2003
Motor included. Some pumps are with frequency converter
- Complete instrumentation including consistency transmitter, flowmeters, pressure transmitter, etc.
- Power cabinets with motor starter
- Regulation by Siemens PLC
BOTTOM WIRE APPROACH FLOW:
- 4 Stage low density cleaner. Built by CYCLOTEC. Year of manufacture: 1998
- (1) Pressure screen.Built by DGI. Year of manufacture: 2000
Basket with holes of 2.5 mm with a capacity of 24,000 l/min
Motor installed: 45 Kw/1500 rpm
- (1) MODUScreen reject screen MODUScreen F0, screen basket 2.0 mm holes
- Stock pump and fan pump built by Andritz
TOP WIRE APPROACH FLOW:
- (1) Pressure screen.Built by Andritz. Year of manufacture: 2003 Basket with holes of 1.8 mm
Motor installed: 15 Kw/1500 rpm
- Stock pump and fan pump built by Andritz
WATER TREATMENT:
- Disc filter by GL&V Celleco Center Disk CDP with 13 discs of 3360 mm in diameter. Capacity: 600 m3/hr, made in 1992
- Microfilter. Built by ALGAS in 2008. Model AMF 50 W for a capacity of 500 m3/hr
AUXILIARIES:
- Reject handling/transportation: built by Spirac AS
- Automation/operator interface: built by LSC
- Metering pumps
- 6 chemical tanks
- Starch unit
- Several spare parts such as press roll, wire & felt rolls, suction press shell
- Helper roll
- Electrical transformers (5kV/400V 1250kVA)
- Gearboxes
- Pumps
- Electrical motors 0,75 Kw – 410 Kw
- Bearing units to pumps, screens, pulper
- 1 complete pre-thickener
- Press screw
- Plug screw
- Screensplates/rotors
And much much more to maintain production stability
Ref : 2121
FOUDRINIER 3 PLY, PLASTERBOARD LINER, FLUTING, PM 4370MM, 140-400 GSM
PAPER MACHINE 6
First Commissioned: 1967
* F6 – water usage – 8 kl/t
* F6 - Electricity – 505 kw/t - this is mainly a result of the site layout
* F6 - Steam – 2.4 t/t
Current Grades
* Plasterboard Liner, Backboard, 180gsm
* Coloured Plasterliner
* Recycled Liner 143, 168, 183
* Recycled White Liner 143, 168
* Fluting Mediums 143, 170
* Pasting Grades 500, 600 um
Grammage range 140 - 400 gsm
Mechanical speed 500 mpm
Operating speed 170 - 500 mpm
Deckle at Winder 4370 mm
Forming Section:
* Walmsley
* Fourdrinier / Belbond
* 3 ply
* Upgraded in 1994 to Belbond
* Automated CD grammage slice adjuster
Press Section:
* 4 Nip press
* 1st Double
* 2nd Single Vacuum
* 3rd Blind drilled / Micro
* 4th Blind drilled / Micro
* Venta - Nipinverted Nip
* Inverted Suction
Dryers:
* 60 Dryers
* 1525mm diameter
* 4 Sections
* 3 Pre Dryers – 48 Dryers
* 1 Post Dryer – 12 Dryers
* Walmsley
Size Press:
* Horizontal Size Press
* Located after Dryer No. 48
* Automated CD Moisture control – Honeywell Aquatrol
Calenders:
N/A
Coating Units:
N/A
Reeler:
* Beloit / Walmsley
* 4450mm at Reeler
Winder:
* Beloit M18 GR72
* Twin Drum
* Max Speed 1370mm
* Max Trimmed Width 4400mm
Drives:
* Harland
Controls:
* ABB QCS / DSC – 2003
* Reeler scanner - gsm, moisture, thickness
* Size Press Scanner - Moisture
Waste Paper Plant:
* Approx 20tph
* Continuous Hydrapulper
* Cleaners, Screens and Thickner
* Asplund Dispersal Plant
* 2 x Bauer Centricleaners
* 2 x primary centri screen
* 1 x 2nd centri screen
* 2 x Black Clawson Prim Slot Screen
* 1 x Black Clawson 2nd slot screen
* 1 x Blackclawson 20PSB tertiary slot screen
* Primary and 2nd x clones
* 1 x disc thickener
* 2 x Dorr Oliver thickners
* 1 x rotating thickner
* 5 x Jones 3000 refiners
* 1 x Jones DD 2000 refiner
Power Plant:
* 2 x Gas boilers / water tube / turbines
* 103 tonnes of steam and 14.5 mg of power per hour
Additional:
* Dry Starch make down system
* Jet Cooker
* Kadant Lamort DAF
* Auto strapping units
* Conveyors / Elevators
* Voith Fibron Tail feeder
* Secondary Pulping liner – 2 x conveyors + 2 x 5tph batch pulpers
* Mason Scott Re winders – 60 and 100 inch
Machine Efficiency:
* Time Efficiency 91%
* Finishing 96.5%
Furnish:
* 80% OCC / 20% MWP
Ref : 31248
FOURDRINIER 2 PLY, RECYCLED LINER, FLUTING PM 4450 MM, 100 - 200 GSM
PAPER MACHINE B8
First Commissioned: 1967
* B8 – water same as B7 – we don’t split - 5.8kl/t
* B8 - Electricity – 280 kwh/t
* B8 – steam – 2.3 t/t
Current Grades
* Recycled Liner 143, 183
* Fluting Mediums 143, 170
Grammage range 100 - 200 gsm
Mechanical speed 600 mpm
Operating speed 350 - 550 mpm
Decle at Winder 4450 mm
Forming Section
* Walmsley
* Fourdrinier / Belbond 2 ply
* 1995 - 2 ply with Beloit
* 1st and 2nd formers and head box
* Automated CD grammage slice adjuster
Press Section
* 4 Nip press
* Double felted 1st press
* Blind drilled top and suction bottom roll
* press. Straight 4th press
Dryers
* 60 Dryers
* 1525mm diameter
* 4 Sections
* 3 Pre Dryers – 48 Dryers
* 1 Post Dryer – 12 Dryers
* Walmsley
Size Press
* Horizontal Size Press
* Located after Dryer No. 48
* Automated CD Moisture control – Honeywell Aquatrol
Calenders
N/A
Coating Units
N/A
Reeler
* Beloit / Walmsley
* 4450mm at Reeler
Winder
* Beloit M18 GR72
* Twin Drum
* Max Speed 1450mm
* Max Trimmed Width 4400mm
Drives
* DC Drive – ABB Series 400
* Winder – Harland DC Brake Generator
Controls
* Measurex 1995 EMX Open
* Reeler Scanner - grammage, moisture, colour
Waste Paper Plant:
* Approx 35 tph
* Continuous Hydrapulper x 2 – BlackClawson 20 ft.
* Lamort Poir Dethrasher
* 2 x stage Blackclawson HD Cleaners
* 3 x Bird 14A Centri Screen 2mm holes
* Escher Wyss Fibrisor 2.3mm holes
* Tertiary Course Screen
* 2 x Escher Wyss Reject Sorters Model 2B 2.3mm
* 2 x Primary Fractionators – Valmet Tas 240 0.15mm
* 1 x Secondary Fractionator Tas 240
* Long Fibre Cleaning – Celico 500t 5 stage 380tpd
* Long Fibre Primary Screening – 2 x Valmet 0.2 slotted
* Secondary Fine Screen – Valmet Tas 200 0.2mm slot
* Tertiary Fine Screen – Valmet Tas 100 0.2mm Slot
* Wedge wire slotted screen
* 5 x Assorted drum thickners 380 tpd
* 8 x Wedgewire Hill slide thickners 650
Power Plant
N/A
Additional
* Slurry Starch System Jet Cooker
* Auto strapping units
* Conveyors / Elevators
* Voith Fibron Tail feeder
* Machine Efficiency:
* Time Efficiency 88,5%
* Finishing 97.5%
Furnish
* 60% OCC / 40% MWP
Ref : 31249
2 PLY LINER BOARD MACHINE
General:
- 2 layer mini fourdrinier with TWO HEADBOXES
- Grades produced: White top/mottled linerboard, basis weight: 80 - 220 g/m².
- Good, no-draw press section with Suction pickup
- Bi Nip 1st & 2nd press, and close coupled Gorostidi Shoe press.
- Recent 2 roll calendar and Tidland slitter section.
1. Main characteristics
• Paper width : 3 500 / 3 600 mm
• Capacity : 180 to 200 t/day
• Basis Weights : 80 g/m² min.
: 220 g/m² max.
• Speed : 420 m/min.(production)
: 800 m/min. (design)
• Grades : Fluting testliner with white top
• Mech Orientation : Left Handed
1. overview
• Two pressurized Headbox,
• One Bottom Wire Section:
• Wire width : 4 000 mm
• Wire length : 31 285 mm
• Suction couch : Ø 820 mm
• Driven roll : Ø 678 mm
• One top wire section with:
• Wire width : 4 000 mm
• Wire length : 23 100 mm
• Driven roll : Ø 760 mm
• Marrying roll : Ø 796 mm
• One Press Section type Bi-Nip with:
• Pick-up : Ø 666 mm
• Center press type suction bi-zone Ø 940 mm
• Top press : Ø 650 mm
• Bottom press : Ø 610 mm
• One steam box with 3 zones
• One shoe press Ø 1 250 mm top and Ø 1 500 mm for bottom
• One Drying Section with:
• One Uni-run circuit with:
• 5 Dryers ø 1500 mm @ 3 bar
• 20 Dryers ø 1500 mm @ 5 bar
• 4 Dryers ø 1500 mm @ 8 bar
• Dryers are equipped with anti-turbulence system.
• Felt Rolls ø 270 mm
• One single Soft Nip Kusters:
• Ø 600 mm (soft)
• Ø 575 mm (hard)
• with CC Rolls
• One automatic Pope reel,
• Metso QCS,
One set of ancillaries such as:
• Approach flow,
• Central lubrication system,
• Vacuum system,
• Steam and condensate system with thermo compressor,
• Hood with heat recovery system,
2 – ONE WINDER
• Finish reels : 1 500 mm diameter max.
: 600 mm diameter min.
• Speed : 1 500 m/min.
Complete, equipped with:
• Back stand
• Slitting motorized units, new by Tidland
• One core feeding system,
• One reel ejector,
• One DC drive
• One electrical panel and control desk.
Ref : 31258
