Fourdrinier 2-Layer Paper Machine, 1965, 2450mm Width, 227 TPD Capacity

Description

  1. Overview
    1. Complete test liner machine for the production of 220 tpd of white and brown testliner
    2. Width: 2450 mm
    3. Type: 2 layer fourdrinier
    4. Year: 1965
    5. Working width at pope: 2520 mm (after rewinder 2450 mm)
    6. Capacity max: 227 t/24 h
    7. Paper grade: corrugated base paper, testliner brown and white
    8. Basis weight range: 130 to 200 g/m²
    9. Working speed: maximum 500 m/min
    10. Drive side: right in paper run direction
  2. Major Rebuilds
    1. 1984: new bottom layer headbox
    2. 1988: new top layer headbox
    3. 1991: new pulper
    4. 1995: new deinking line
    5. 1999: new pulper
    6. 2000: new central oil lubrication system, new heat recovery system for hood, new broke pulper
    7. 2001: new qcs
    8. 2003: new jumbo press and rebuild offset press
    9. 2005: extension of deinking line
  3. Consumption Figures
    1. Fresh water: approx. 12 m³/t
    2. Steam consumption: approx. 2.2 t/t
  4. Scope Of Equipment
    1. Stock preparation 2 lines incl. deinking
    2. Approach flow 2 lines incl. deinking
    3. Fiber recovery system
    4. Broke handling system
    5. Reject handling system
    6. Vacuum system
    7. Chemical preparation and dosing system
    8. Paper machine complete
    9. Slitter rewinder
  5. Stock Preparation For Bottom Layer (Brown)
    1. 1 pulper conveyor incl. drive
    2. 1 pulper, make escher wyss, 18 m³, type st7d-a with stainless steel vat, incl. drive
    3. 1 pulper-ragger, make escher wyss, type zw2 incl. drive
    4. 1 pulper detrashing system, make escher wyss, type fiberizer f1t incl. drive
    5. 1 stand-by horizontal pulper, make voith, type ap20 with stainless steel vat, incl. conveyor and drive
    6. 1 stand-by detrashing system, make lamort, type poire, incl. drive
    7. 2 high-consistency cleaners make voith, type d2c-s
    8. 2 fiber recovery-systems from coarse reject, make maule, type separplast gr3 incl. drive
    9. 1 vibration screen, make st, type vst1500 incl. drive
    10. 1 screw thickener, make maule incl. drive
    11. 1 screw shredder, steam heated, make maule, incl. drive
    12. 2 screens, type separplast, with holes 5 mm diameter
    13. 1 hot-disperger, make maule, type gr3-k4 incl. drive
    14. 2 double-disc refiners, make beloit-jones, type 3000, incl. drive
    15. 1 set of screw thickeners, make maule, incl. drive
    16. 1 belt-filter, make voith, type 1500 sb1, incl. drive
    17. 1 kneading-disperger, make voith, type 1hr, incl. drive
    18. Including all stainless steel chests, agitators, pipes, valves, pumps, instruments, drives and controls
  6. Stock Preparation For Top Layer (White)
    1. 1 separator, make hett, type sp700, baskets with holes 5 mm, incl. drive
    2. 2 separators, make maule, type separplast, basket with holes 5 mm, incl. drive
    3. 1 centrifugal separation system, make voith, type hc5-ak1
    4. 1 disc-strainer, make salvagiotto
    5. 1 vertical pressure screen, 1st stage, type spectoscreen, size gr23, basket with slots 0.35 mm, incl. drive
    6. 1 vertical pressure screen, 2nd stage, type spectoscreen, size gr14, incl. drive
    7. 1 vertical pressure screen, 3rd stage, type minisorger, size gr10, basket with slots 0.25 mm, incl. drive
    8. 2 deinking flotation cells, make comer, type fcr2
    9. 1 disc-filter, make comer, type 3000, incl. drive
    10. 1 drum thickener, make sernagiotto, type ds606, incl. drive
    11. 1 belt thickener twin-wire press, make andritz, type twp 282l, incl. drive
    12. 1 screw conveyor, steam heated, incl. drive
    13. 1 hot-disperger, make voith, type kd100, incl. drive w. motor 350 kw
    14. 2 double-disc refiners, make voith, type tf1-w twin-flo, incl. drive
    15. Including all stainless steel chests, agitators, pipes, valves, pumps, instruments, drives and controls
  7. Approach Flow For Bottom Layer (Brown)
    1. 1 1st stage pressure screen, make voith, basket with slots 0.35 mm, incl. drive
    2. 1 2nd stage pressure screen, make voith, type minisorger, size gr 2, basket with slots 0.25 mm, incl. drive
    3. Including all stainless steel chests, agitators, pipes, valves, pumps, instruments, drives and controls
  8. Approach Flow For Top Layer (White)
    1. 1 4th stage centrifugal cleaning system, make voith, 16 cones in 1st stage, 7 cones in 2nd stage, 4 cones in 3rd stage, 1 rejectomat in 4th stage, cone tips made of ceramic
    2. 1 conical refiner, make sunder, type jc-02, incl. drive
    3. Including all stainless steel chests, agitators, pipes, valves, pumps, instruments, drives and controls
  9. Paper Machine – Bottom Wire For Bottom Layer (Brown)
    1. 1 headbox, make carcano, type pressurized with rectifier rolls and manual cross profile control, made of stainless steel, slice width 2.620 mm
    2. 1 wire part, made of fabricated steel with stainless steel cladding, including all dewatering elements, partly with ceramic covers, breast roll, suction couch roll, forward drive roll, wire rolls, electric wire tensioning system, pneumatic wire guide, low and high pressure showers for wire cleaning
  10. Paper Machine – Bottom Wire For Top Layer (White)
    1. 1 headbox, make carcano, type pressurized with rectifier rolls and manual cross profile control, made of stainless steel, slice width 2.660 mm
    2. 1 wire part, cantilevered design, made of fabricated steel with stainless steel cladding, including all dewatering elements with ceramic covers, breast roll, wire drive roll, wire rolls, forming transfer roll, electric wire tensioning system, pneumatic wire guide, low and high pressure showers for wire cleaning, including drive
  11. Press Part
    1. 1 suction-pick-up press, make carcano, type unipress including felt run with all felt rolls and felt cleaning and condition equipment
    2. 1 high-load press, make vas, type jumbo with press rolls 1400 mm Ø, linear nip pressure max. 400 kn/m, press rolls water cooled, press double felted, incl. top and bottom felt run with all felt rolls and felt cleaning, conditioning and controlling equipment
    3. 1 offset press with 1 profile-controlled swimming roll and 1 smooth top roll
    4. Press part including all hydraulic stations, frames, drives and controls
  12. Dryer Part
    1. Totally 36 steam-heated drying cylinders 1500 mm Ø (22 units 2.750 mm and 14 units 2.700 mm) at 6 bars on iron built by toscotec, and 1 m.g. cylinder 3600 mm Ø used as large drying cylinder
    2. All cylinders designed for 3.3 bars gauge working pressure, equipped with built-in rotary siphons for condensate removal, steam joints, roller bearings with central oil lubrication system and cleaning doctors for surface cleaning
    3. Dryer fabric runs with fabric rolls, felt dryer, fabric stretchers and guides
    4. Steam and condensate system for steam supply into drying cylinders and condensate removal from the drying cylinders
    5. Hood and ventilation system with closed hood with lifting doors, fans for fresh air ventilation and vapor removal as well as with heat recovery system
  13. Quality Control System
    1. 1 scanner-system, make honeywell measurex, type davinci, for online-measuring of cross profile of basis weight and moisture including all related hard and software
  14. Pope Reel
    1. 1 pope reel, make vas, hydraulic type for winding up mother reels up to 2.700 mm Ø, including reel spool magazine for 5 spools