1 Walmsley, Beloit

Fourdrinier Paper Machine, 4400mm , 48-70gsm

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REF.	43575-W2
BRAND	Walmsley, Beloit
Type	Fourdrinier Paper Machine
Width ( Inch, mm )	4400mm WI
Gramages range ( GSM )	48-70gsm
YEAR	Before 1980
QUANTITY	1
LOCATION	EUROPE Western and Northern
DATE	16 May. 2008

Fourdrinier Paper Machine, 4400mm , 48-70gsm

Paper Machine Beloit Walmsley 4400mm 48-70gsm and On Line Coater

Beloit Walmsley PAPER MACHINE

- Maximum Speed : 800 mpm (2624 fpm), avg. 2005 : 758 mpm (2486 fpm).
- Wire Width : 5.02 m (198 in). At the winder, maximum width is 4.40 m (173 in).
- LWC offset product between 48 to 70 gsm (32.4 to 47.3 Ibs). Avg. 2005 was
67 gsm ( 45.2 Ibs). Matt paper produce on Supercalenders (1 nip).
- Daily average production of 263 mtons in 2005, 90.000 tpy

WET END SECTION.
- Beloit Fourdrinier (1956) with a dilution headbox from Beloit (Concept IV MH
1994) control by the Measurex QCS system (OPEN).

PRESS SECTION.
- The 4-nip Beloit press section (1985, 4th Allimand in 1986) has a straight
through 1st press and a 2nd nip between a top granit roll (new ceramic
purchased) and a bottom vacuum roll from Beloit.
- the 3rd and 4th press are separate with a top granit roll (Ceramic Valrok from
Valmet in 3rd position, 1996) and a bottom pressure roll (4th : Sym roll from
Valmet).

DRYER SECTION.
- 47 cylinders from diameter 1 m 50 (59 in). Conventional dryer from 1956.
- One Unirun at the beginning. 5 mechanical section with drives.
- New steam and condensate system (May 2000) with fix siphons from Johnson.

HARD NIP CALENDER.
- 2 full steel rolls with a Caltrol system to adjust final weight at the reeler.

ON LINE COATER

COATING HEADS.
- 2 Short Dwell from Beloit (1983). No profiling system.

COATER DRYER SECTION.
- Hot air system : 1 Overly in 1st coater, 1 Air cap on the 2nd coater.
- 6 drying cylinders diam 1 m 50 (59 in) in first coater.
- 7 drying cylinders diam 1 m 50 (59 in) in second coater.

PM REELER.
- Conventional with primary, secondary arms (pneumatic) from Beloit (1966).
- Maximum diameter 2 m 20 (87 in) means one set of 1 m 25 (49 in) or two sets
of 1 m (39 in).

OTHERS.
- Measurex Open QCS and DCS System.
- ABB Ulma 3 D Holes detector.
- SPH 19 Headbox screen from Lamort (reused from PM 1).
- Lamort broke screening (holes first, slots after).
- Old drive conception on the PM dryer : 2 big motors with 2 line shafts and
belts drive system to the dryer section. In may 2000, we have replaced these
old drive system on coater by new AC drive from ABB.

FINISHING PM 3

REREELER.
- Beloit with conventional pope reel and secondary arms (pneumatic).
- Maximum speed 2300 mpm (7550 fpm).

SUPERCALENDERS.
- Two 12 rolls ECK Supercalenders (Open Frame design) from 1957 and 1964.
- Speed 600 m/mn (1970 fpm).
- Type of pressure rolls : full steel rolls with fix crown. No rapid drop in
bottom nip.
- Type of Thermo rolls : with central hole (design for steam heated) heated by
hot water 120 °C (250 Fahrenheit). New heating unit from 2000 (May, AURA
Company).
- Polymer : 2 per Supercalender (6 in total, STOWE cover on cotton).
- Wind up system : conventional pope roll system with secondary arms
(hydraulic).

WINDER and WRAPPER.
- One JR 1000 winder (1991), maximum speed 2300 mpm (7500 fpm). 6 tons
max (2 “postes lourds”), the others being 4 tons. Usual max diameter is 130 –
Max width 3,60 m. Technical max specs being 1,50 m.
- Elevator : 3 tons max. Check hydraulics. Max width is 3,00 m. (SERMAN)
- “Cuiller” to vRoll 3 tons max.
- Trays of conveyor belt vRoll, no problem up to 2 m width, 1,28 diameter, so
roughly 3,2 tons (LWC). Above, physically working but load and efficiency of
the equipment will be challenged.
- Wrapping : diameter max is 1,28 m. Max width is 3,00 m. Hydraulics is OK.

General Info
Supplier Beloit Walmsley
Start-up 1932
Rebuild history 1956: speed up to 600 m/mn; 1985-86: speed up to 800 m/mn, new press section, new dryer
frame, improve coater sheet run. 1990 new winder. 1994 new headbox. 1999: Upgrade SC, new
drive on coater and steam/condensat system on PM dryer
Grade(s) LWC offset, 48 - 70 gsm
Design speed 800 m/min
Max. trim width 4,40 m

Headbox
Type Concept IV-MH
slice pcs. Use only manually for TSO adjustemer
profile control Dilution

Former
Type Fourdrinier from 1956 (BELOIT)
outer wire width NA
outer wire length NA
inner wire width 5 m
inner wire length 45 m 43
installed driving power Couch 191 kW, Turning Roll 280 kW
suction boxes pcs. 7
vacu-foil boxes pcs. 0

Press section
type Straight through 1st and 2nd press (common and so call transfer felt), separate 3rd and 4th press

1. Nip
loading 60 kN/m
felt length30 m
uhle box pcs.2

2. Nip
loading 60 kN/m
felt length20 m 50
uhle box pcs.1

3. Nip
loading 80 kN/m
felt length 16 m 40
uhle box pcs.1

4. Nip
loading 90 kN/m
felt length17 m 70
uhle box pcs.1

felt cleaning Standard and old fashion HP showers
felt cleaning during shut downs Choc cleaning with NALCO
central roll cover Valrok and CeraLease on 3rd press top, rest gran
suction roll cover No central suction roll in this kind of press
steam box No

Drying section
drive groups pcs. 5
steam groups pcs. 4
single fabric 1
cylinder pcs. 47 (6 not heated)
fabrics 9
fabric cleaning Nothing
threading system Ropes
runability system No blow boxes

Coating
number of coating stations 2 type SDTA from BELOIT (1983)
supplier Beloit
mode of operation on
type blade SDTA
started 1983
speed 800 m/min
range of coat weight 8 to 12 gr/m²
control system Caltrol on machine calender to adjust final weigth at the re

Calander
number of calanders 2
type Supercalander
supplier Eck
started 1957 / 64
mode of operation off
speed 600 m/min
control system Nothing
max. loading 300 kN/m
max. surface temperature 70°C (inside thermo roll hot water 120°C
rolls 12 (4 Thermo rolls, 2 polymers, 4 cottons
caliper profiling Nothing (no control system
zones pcs. No zones: just king rolls on top/bottom nip
roll covers Polymers on cotton directly by STOWE

Reel
type Conventional primary and secondary arms (pneumatic) from BELOIT (195
max. reel diameter 2 m 20
max. reel width 4 m 55
loading system Pneumatic cylinders
cylinder coating Carbide cover
grooving Groove
spool diameter 420 mm

Winders
type Valmet JR 1000 (center)
installed 1990
speed 2300 m/min
roll width range 440-2000 mm
max. roll weight Design up to 6 tons (heavy station, normal 4 tons
max. roll diameter 1250 mm
slitters pcs. 10
drive BBC (revamping from previous 2 drum winder

Rewinder
type Jagenberg Vari Rol
installed 1986
speed 1500 m/min
max. roll width Limited to 2m due to Von Roll Conveyor to Wrapping line
max. roll diameter 1 m 25
slitters pcs. 3

Wrapping line
type Lamb
installed 1985
max. roll width Limited to 2m due to Von Roll Conveyor to Wrapping line
max. roll weight 6 tons
max. reel diameter 1 m 28
capacity 1200 rolls/d
gluing system Hot melt
label printer LEXMARK W820 Laser

Line Drive
type ABB on 4th press and coater (1999), rest BBC (1956
supplier ABB, BBC
max. speed 800 m/mn
control system MEASUREX Open

Automation
Instrumentation MEASUREX Open
quality control MEASUREX Open
Maintenance
fault detector ULMA before PM ree

Heat recovery
type, supplier Mainly Brunschweiler and Belo

Vacuum system
type, supplier Water rings pumps

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