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Ahlstrom, DM6, Pulp Drying Line, 4200mm, 600 AD Ton/D, with Kamyr Wet Lap Machine

Ahlstrom, DM6, Pulp Drying Line, 4200mm, 600 AD Ton/D, with Kamyr Wet Lap Machine

Description

  1. Overview
    1. With Kamyr wet lap machine
    2. Pulp drying line dm6
    3. Pulp dryer dm6 4200 mm
    4. Kamyr wetlap machine with rifled feltness press rolls
    5. Airborne flakt dryer, a cutter-layboy
    6. Bale press 600 ad ton/d
  2. Stock Preparation
    1. Pulp stock chest v = 100 m3 (d = 5000, h = 4850) / ahlstrom (year 1983)
    2. Machine chest v = 50 m3 (d = 3800, h = 4500) / ahlstrom (year 1982)
    3. Pressure screening moduscreen al5 (guard) + sorter m 1600 / ahlstrom (year 1998 to 1990)
    4. Three-stage hydrocyclone screening / ahlstrom (year 1990)
    5. Enso twincleaner 67 d = 1275, max 55 pcs twin cyclones
    6. Enso twincleaner 67 (66) d = 650, max 12 pcs twin cyclones
    7. Enso twincleaner 67 (66) d = 370, max 13 pcs twin cyclones
  3. Wet End
    1. A kamyr wetlap machine
    2. Headbox + suction mould / ahlstrom (year 1982)
    3. Cylinder (d = 3500, b = 4200) rebuilt (enhanced) in 2018 bt valmet
    4. Press #1 / ahlstrom (year 1982)
    5. Rifled press rolls (d = 800, b = 4200), replaced in 2014 by valmet utilizing refurbished old rolls delivered originally to an other mill
    6. Press #2 / ahlstrom (year 1964)
    7. Rifled press rolls (d = 800, b = 4200) valmet (year 2015)
    8. Press #3 / ahlstrom (year 1982)
    9. Rifled press rolls (d = 900, b = 4200) valmet (year 2004)
  4. Dryer
    1. Fcg airborne dryer 600 ad ton/d (b max = 4300) / abb (year 2000)
    2. 18 decks w/ 21 towers (incl. The end towers) 102 pcs fd circulation fans (norm. Power consumption ca. 1.4 mw)
    3. L = 41000, b = 8800, h = 7250
    4. Base weight 1100-1600 g/m2, design 1490 g/m2, speed 60 m/min
    5. P max = 12.7 bar g (tmax = 205 degrees) design 2.3 bar g
    6. Cutter and layboy (5 x 840 x 750) / ahlstrom (year 1982)
    7. Rebuilt in 2002 from an earlier dm2 cutter (year 1964, ahlstrom) with a new layboy
    8. Cutter rebuilt in 2002 by metso; improved heating of the cutter roll and the bed knife beam
    9. Bale press 1000 ton / ahlstrom (year 1982)
    10. Hydraulic system rebuilt in 1990 by valmet
    11. Stracker 1200 ad ton/d / pukero (year 2007)
    12. Stack strapper (4 x 250 kg) cranston 60b23 / ahlstrom (year 1982)
    13. Drive control with abb’s frequency converters / abb (year 2000)
    14. Online quality control
    15. Moisture and base weight: accuary / abb (year 2000)
    16. Updated in year 2018 by abb
    17. Includes web break monitoring
    18. Brightness: experion mx color q4215-60 / honeywell (year 2016)
  5. Bale Handling
    1. Chain conveyer system 600, 600 ad ton/d incl. Pulp storage area / ahlstrom (year 1982)
    2. The tipping device for strapped bale stacks (1000 kg) replaced in year 2002 by pukero
    3. Export pulp bale handling 1200 ad ton/d / pukero (year 2007)
    4. Wrapper applier, replaced with valmet wrapper applayer (roll erc) in year 2022
    5. 2 pcs 250 kg bale strappers cranston 986
    6. Wrapper folder
    7. Stracker
    8. Bundle strapper cranston 60b040