Complete Polyester POY Spinning and Extrusion Plant, 1997, 9960 kg/24h Capacity, 8 Lines

Description

  1. Overview
    1. Year of construction: 1997
    2. 280 dtex yarn-medium count production capacity: 9,960 kg per 24 hours
    3. Spinning lines description: a line (4 sections) production 3,000 kg/day final count 150 den white or coloured
    4. B line production 1,000 kg/day final count 150 den white or coloured
    5. C and D lines production 2,000 kg/day each one with final count 150 den white or coloured
    6. Pilot line (B*)
    7. Waste recycling line (R°)
  2. General Line Configuration
    1. Silos for chips stocking: total 3 silos, from 3 for all lines except R° line from mill
    2. Pneumatic transportation of the chips: yes for all lines
    3. Small chips-feeding silo with electronic injector for coloured chips-master: 1 per line for all lines
    4. Piovan chips dryers: 1 per line for lines A1 through D, none for R° line
    5. Chips crystallizers: 1 per line for all lines
    6. Air treatment for chips dryers (Moretto): central for lines A1 through D, none for R° line
  3. Extrusion and Spinning
    1. Polymer extruders: diameter 45 mm for lines A1 through B*, diameter 75 mm for lines C, D, and R°
    2. Polymer distributor: direct for lines A1 through B*, 1 for lines C and D, direct for R° line
    3. Volumetric dosing pumps for spinning: 1 for lines A1 through B*, 8 for lines C and D, 1 for R° line
    4. Spinning heads with diamond spinnerets: 1 x 6 spinnerets for lines A1 through B*, 8 x 2 spinnerets for lines C and D, 1 x 1 spinneret for R° line
    5. Filament drying chimneys: 1 x 6 yarns for lines A1 through B*, 8 x 2 yarns for lines C and D, none for R° line
    6. Chimneys cooling air treatment (central): yes for lines A1 through D, none for R° line
    7. Filament painting nozzle oiling: 6 nozzles for lines A1 through B*, 16 nozzles for lines C and D, none for R° line
    8. Volumetric pumps/painting inv.: 1 for lines A1 through B*, 4 for lines C and D, none for R° line
    9. Air-entangling nozzles: 6 for lines A1 through B*, 16 for lines C and D, none for R° line
  4. Drawing and Winding
    1. 1st drawing godet: no for lines A1 through A4, yes for B* line, no for lines C, D, and R°
    2. 2nd drawing godet: no for lines A1 through A4, yes for B* line, no for lines C, D, and R°
    3. Number of compresses: 6x1 for lines A1 through B*, 4x4 for lines C and D, none for R° line
    4. Cylindrical bobbins winding unit: C.F9x1 for lines A1 through B*, C.M9x4 for lines C and D, none for R° line
    5. Yarn count of P.O.Y. polyester yarn: 280 dtex for lines A1 through D, none for R° line
    6. Production kg/24h: 840 for lines A1 through B*, 2,880 for lines C and D, 150 kg/h for R° line
    7. Packed in bobbins of kg: 18 for lines A1 through B*, 24 for lines C and D, chips for R° line
    8. Bobbins diameter mm: 400 for lines A1 through B*, 420 for lines C and D, 0 for R° line
  5. Line A Detailed Composition (4 Sections)
    1. Each autonomous section can produce independently from the others a different count and colour
    2. Molecular sieve dehumidificator with closed circuit for the process air
    3. Crystallizer/dryer for 40 kg/h for chips base
    4. Crystallizer/dryer for 5 kg/h for coloured master with automatic granules loading
    5. Volumetric dosing system for master batch
    6. Extruder diameter 45 mm
    7. Spinning head with a crown pump and 6 parcels of rectangular spinnerets
    8. Dowtherm heating system
    9. Blow cell with enziming and entangling threadlines
    10. Winder with six compresses
  6. Line B Detailed Composition (Pilot Line)
    1. Can serve as a production plant or pilot plant, allows working PET PP using godet, revolver-type winder, Dowtherm heating system with and without vacuum
    2. Molecular sieve dehumidificator with closed circuit for the process air (temperature up to -70°C)
    3. Crystallizer/dryer for 40 kg/h for chips base
    4. Crystallizer/dryer for 5 kg/h for coloured master with automatic granules loading
    5. Volumetric dosing system for master batch
    6. Extruder diameter 45 mm
    7. Spinning head with two crown pumps and 8 parcels of round spinnerets with rapid clutch
    8. Dowtherm heating system
    9. Blow cell with enziming and entangling threadlines
    10. Winder with three hot godets and eight compresses
  7. Lines C and D Detailed Composition
    1. Each line can produce independently from the others a different count and colour
    2. Common air-treatment for chips drying: Munters lithium chloride dehumidificator with open circuit
    3. Crystallizer/dryer for 100 kg/h for chips base
    4. Crystallizer/dryer for 8 kg/h for coloured master with automatic granules loading
    5. Volumetric dosing system for master batch
    6. Extruder diameter 75 mm
    7. Spinning head with (details not specified in input)