Company founded 1975 US-based machinery business experienced in worldwide sales.

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Barmag, FDY Plant

Description

  1. Overview
    1. Complete spinning and extrusion plant for the production of PA 6 H4S polyamide multifilaments FDY (nylon 6).
    2. Possibility of production FOY and POY.
    3. Year of construction: 1999.
    4. 36 winders positions x 6 bobbins = 216 total ends.
    5. Yarn-count range: 35 - 75 dtex.
    6. Production capacity for medium count yarn 55 dtex: 9,400 kg/24 hours.
  2. Specifications
    1. Four spinning lines: A line, B line, C line, D line.
    2. Two silos for chips storage with complete electronic and manual valves and electronic deviators, for transportation of chips in nitrogen gas pressurized.
    3. Two mini-silos for emergency feeding chips from big-bag.
    4. Pneumatic transportation of chips inside nitrogen gas by two delta-screw air compressors complete with dryers and condensers.
    5. Small chips-feeding silos with electronic sensor for temperature and humidity control: two per extruder on each line.
    6. Barmag polymer extruders model 9E10 and 7E10, effective length of screw 24 x D, extrusion height 500 mm and 420 mm, granulate feeding housing water cooled, sealing for nitrogen pressure of max. 90 mm water column, nitrated surface, LTM pin mixer nitrated surface.
    7. Total installed cylinder heating capacity: 31 kW and 21.3 kW.
    8. Total installed fan capacity for cylinder cooling: 0.9 kW - 48.7 m³/min and 0.27 kW - 21 m³/min.
    9. Production capacity optimized for 95-156 kg/h and 51-78 kg/h.
    10. Chips temperature at extruder outlet: 20°C.
    11. Melt temperature at extruder outlet: ≥270°C.
    12. Melt viscosity: 100 Pa·s at 290°C.
    13. Melt pressure at extruder outlet: max. 180 bar.
    14. AEG asynchronous motor 49 kW and 34 kW, protection class JP44, protection sensor thermic switch-off.
    15. Line A and B: Barmag polymer extruder model 9E10, screw diameter 90 mm, production capacity optimized for 95-156 kg/h.
    16. Line C and D: Barmag polymer extruder model 7E10, screw diameter 75 mm, production capacity optimized for 51-78 kg/h.
    17. Measuring head heating Dowtherm vapor, coarse filter in the filling heated: one per extruder.
    18. Dynisco melt pressure sensor type MDA 422, pressure range 0-350 bar, output signal 4-20 mA: two per measuring head.
    19. Melt temperature sensor type double PT100 in 3 wire system: one per measuring head.
    20. Manifold polymer distributor, heating Dowtherm vapor, total number outlets: line A and B direct 1 x spinning line with 12 outlets each, line C and D direct 1 x spinning line with 6 outlets each.
    21. Kenics polymer mixers, type static, total positions 42: line A and B with 14 positions each, line C and D with 7 positions each.
    22. Polymer valves freezing type, position welded in the arms of manifold, freezing unit operation with quick connector couplings with ball valve for air inlet and sound absorber for air outlet, freezing medium 6 bar compressed air: one unit per line.
    23. Spinning heads type SP4B/6, 1 spinning head = 2 spinning positions, bottom loading with bent tube pump blocks, to adapt self sealing spin packs and planetary gear pumps as metering pumps with vertical pump drive, protective gas blanketing provided, connection to manifold with flanged for polymer, welded for Dowtherm vapor heated, operating temperature max. 319°C (592.15 K), max. 2.5 bar over pressure, metal sheet covered insulation, stuffing material rock wool with diamond spinnerets.
    24. Line A and B: 12 spinning heads x 6 spinnerets each.
    25. Line C and D: 6 spinning heads x 6 spinnerets each.
    26. Dynisco melt pressure sensor before melt pump type MDT4624, pressure range 0-200 bar, output signal 4-20 mA, arrangement before spinning pump at first spinning position counted from left hand side of machine: one per line.
    27. Combined pressure/temperature sensor between spinning pump and spin pack, Dynisco type TDT 4634, including single PT100/3 wires, pressure 0-500 bar, temperature range 0-350°C, output signal 4-20 mA, behind spinning pump at first spinning position counted from left hand side of machine: one per line.
    28. Sensor for Dowtherm temperature, type double PT100/3 wires, temperature range 0-350°C in Dowtherm jacket: one per spinning head.
    29. Spin packs: 216 total, type self sealing (without screws) round shaped, laid out for spinneret diameter 75 mm, design sand filtration with cup, melt pressure 80 bar min. - 400 bar max.
    30. Spinnerets type round shaped, dimensions per Barmag drawings with outside dimensions of spinneret: one per spin pack.
    31. Spinning pump drive: sync.
  3. Condition
    1. Year of construction: 1999.
    2. Complete plant as described.
  4. Included
    1. All spinning machinery as listed.
    2. Two silos for chips storage with valves and deviators.
    3. Two mini-silos for emergency feeding.
    4. Pneumatic transportation system with compressors, dryers, and condensers.
    5. Small chips-feeding silos with sensors.
    6. Four Barmag extruders (two model 9E10, two model 7E10).
    7. Measuring heads with pressure and temperature sensors.
    8. Manifold polymer distributors.
    9. Kenics static polymer mixers.
    10. Polymer freezing valves.
    11. Spinning heads type SP4B/6.
    12. Pressure and temperature sensors.
    13. 216 spin packs and spinnerets.
    14. Spinning pump drive.
    1. Not specified.