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

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

Description

  1. Overview
    1. Summarizing table of spinning machinery, year of construction 1997.
    2. 280 dtex yarn-medium count; production capacity: 9,960 kg/24 hours.
    3. Eight production lines: A1, A2, A3, A4, B (pilot line), C, D, and R (waste recycling line).
  2. Common Equipment Across Lines
    1. Three silos for chips stocking, shared by lines A1 through D; R line feeds from mill.
    2. Pneumatic transportation of chips present on all lines A1 through R.
    3. Small chips-feeding silo with electronic injector for coloured chips master on each line.
    4. Piovan chips dryers on lines A1 through D; not present on R line.
    5. Chips crystallizers on all lines A1 through R.
    6. Air treatment for chips dryers (Moretto) centralized on lines A1 through D; not present on R line.
    7. Polymer extruders (Utita, Leonard, Bizeta): 45 mm diameter on lines A1 through B; 75 mm diameter on lines C, D, and R.
    8. Polymer distributor: direct on lines A1 through B; one each on lines C and D; direct on R line.
    9. Volumetric dosing pumps for spinning: one each on lines A1 through B; eight each on lines C and D; one on R line.
    10. Spinning heads with diamond spinnerets: 1 x 6 spinnerets on lines A1 through B; 8 x 2 spinnerets on lines C and D; 1 x 1 spinneret on R line.
    11. Filament drying chimneys: 1 x 6 yarns on lines A1 through B; 8 x 2 yarns on lines C and D; not present on R line.
    12. Chimneys’ cooling air treatment (centralized) on lines A1 through D; not present on R line.
    13. Filament panting nozzle oiling: 6 nozzles on lines A1 through B; 16 nozzles on lines C and D; not present on R line.
    14. Volumetric pumps/panting inv.: one each on lines A1 through B; four each on lines C and D; not present on R line.
    15. Air-entangling nozzles: 6 on lines A1 through B; 16 on lines C and D; not present on R line.
    16. First drawing godet: present only on B line; not on others.
    17. Second drawing godet: present only on B line; not on others.
    18. Number of compresses: 6 x 1 on lines A1 through B; 4 x 4 on lines C and D; not present on R line.
    19. Cylindrical bobbins’ winding unit (Cognesint): C.F9 x 1 on lines A1 through B; C.M9 x 4 on lines C and D; not present on R line.
    20. Yarn count of P.O.Y. polyester yarn (range 75 dtex to 300 dtex): 280 dtex on lines A1 through D; not applicable on R line.
    21. Production kg/24h: 840 each on lines A1 through B; 2,880 each on lines C and D; 150 kg/h on R line.
    22. Packed in bobbins of kg: 18 on lines A1 through B; 24 on lines C and D; chips on R line.
    23. Bobbins’ diameter mm: 400 on lines A1 through B; 420 on lines C and D; 0 on R line.
  3. Line A (4 Sections) Specifications
    1. Production 3,000 kg/day; final count 150 den white or coloured.
    2. Each autonomous section includes: molecular sieve dehumidificator with closed circuit for 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.
    11. Each section can produce independently a different count and colour.
  4. Line B (Pilot Line) Specifications
    1. Production 1,000 kg/day; final count 150 den white or coloured.
    2. Can serve as production plant or pilot plant; allows working PET and PP using godet, revolver-type winder, Dowtherm heating system with and without vacuum.
    3. Molecular sieve dehumidificator with closed circuit for process air (temperature up to -70°C).
    4. Crystallizer/dryer for 40 kg/h for chips base.
    5. Crystallizer/dryer for 5 kg/h for coloured master with automatic granules loading.
    6. Volumetric dosing system for master batch.
    7. Extruder diameter 45 mm.
    8. Spinning head with two crown pumps and 8 parcels of round spinnerets with rapid clutch.
    9. Dowtherm heating system.
    10. Blow cell with enziming and entangling threadlines.
    11. Winder with three hot godets and eight compresses.
    12. Each section can produce independently a different count and colour.
  5. Lines C and D Specifications
    1. Production 2,000 kg/day each; final count 150 den white or coloured.
    2. Both lines share air-treatment for chips drying (Munter 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 eight polymer dosing pumps and 8 parcels of double rectangular spinnerets.
    8. Dowtherm heating system.
  6. Waste Recycling Line (R Line) Specifications
    1. Production 150 kg/h of chips.
    2. Extruder diameter 75 mm.
    3. Spinning head with 1 x 1 spinneret.
    4. No drying chimneys, cooling air treatment, oiling nozzles, entangling nozzles, godets, compresses, or winding unit.