Overmeccanica, Crescent Former, 1986, 2720mm Trimmed Width, 1300 m/min, 77 Ton/Day

Description

  1. Overview
    1. Nominal width: 2780 mm
    2. Trimmed width: 2720 mm
    3. Design speed: 1300 m/min (1400 m/min achievable with blind press roll gear box substitution)
    4. Production speed: up to 1300 m/min
    5. Grammage: 14 to 25.5 gsm
    6. Production: 77 ton/day (max production)
    7. Raw material: virgin pulp
    8. Drive voltage: 400 V, 50 Hz
    9. Machine drive type: DC-440 V
    10. Hood drive type: ABB DC
    11. DCS: Siemens WinCC
  2. Major Rebuilds
    1. 1999: Machine change from double wires to crescent former (by Recard)
    2. 2014: Machine drives upgrade to ABB DCS 800
  3. Key Products
    1. All type hankies, napkins, facials, toipa, and kitchen towel
  4. Scope Of Supply
    1. Stock preparation: polydisk, 2 refiners (Over, Celli), 1 cleaner, fan pump, screen
    2. Pond side width: 2780 mm
    3. Layers: 1
    4. Forming: pickup no
    5. Felt vacuum boxes: 2
    6. Wet section / pressing: wet press no
    7. Suction press: 70 kN/m
    8. Blind press: 80 kN/m
    9. Steam box: no
    10. Yankee cylinder: @ 6.0 [barg], metallized in 2004 by RIF
    11. Diameter: 3600 mm
    12. Drying hoods: Aerothermic Lucca 1994
    13. Energy: gas / max temp 500 °C
    14. Profiling: yes (9 wet – 2 dry)
    15. Main upgrades: combustive air fan (Milltech 2012) and exhaust air chiller (Novimpanti)
    16. Creping type: ceramic
    17. Pope reeler: max roll diameter 2200 mm, max width 2720 mm
    18. Extractor: no
  5. Accessories
    1. Dust extraction: yes (Fomat upgrade 2016)
    2. Scanner: ABB (differential count radiation)
    3. Spare parts: yes (mechanical and electrical)
    4. Consumables: felts and wires
    5. Hydraulic power station: yes
    6. Lubrication system: yes
    7. Drawings and technical files: yes
    8. Vacuum pumps: yes (Nash 3001)
  6. Condition
    1. Stopped on mill floor