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NovaStar, NN224, Spunbond Fabric Manufacturing Line, 3200mm Width, 9 to 10 Tons/24h Capacity (New)

Description

  1. Overview
    1. Processed material: PP pellets
    2. Width of finished product after slit: 3200 mm
    3. Maximum diameter of delivered fabric roll: 1000 mm
    4. Capacity: 9 to 10 tons/24h
    5. Fiber range: 3 to 5 denier
    6. Weight of product: 20 to 180 g/m²
    7. Linear speed: up to 120 m/min
    8. Power consumption: about 350 kW/h
    9. Scrap waste: 2%
  2. Process Sequence
    1. Feeding → extrusion melting → pre-filtration → spinning → cooling → stretching → web spreading → thermal bonding → cutting → storage of finished goods
  3. Detailed Specifications
    1. Item 1: Steel Stand
      1. One set (total three floors; the stand including the rails)
      2. Loading system: one set
    2. Item 2: Diameter 170 Extruder
      1. One set
      2. Gearbox: one; body made from cast steel, low-noise
      3. Screw diameter: 170 mm
      4. L/D: 33:1
      5. Screw structure: suitable for PP
      6. Screw material: high quality nitrided steel 38CrMoAIA
      7. Nitration depth: 0.3-0.6 mm, hardness ≥ 740 HV, fragility is 2 grades
      8. Barrel material: high quality nitrided steel 38CrMoAIA
      9. Barrel nitration depth: 0.4-0.7 mm, hardness ≥ 940 HV, fragility is 2 grades
      10. Heating zones: 11 zones
      11. Heating power: 7.5 kW/zone
      12. Cooling zones: 11 zones
      13. Cooling power: 370 W/zone
      14. Ceramic electric heater
      15. Fans featured with low noise and high effectiveness
      16. Main motor power: 160 kW
      17. Control type: frequency inverter (Danfoss or Mitsubishi)
      18. Control cabinet: one set
    3. Item 3: Sub Recycling Machine
      1. One set
      2. Gearbox: one; body made from cast steel, low-noise
      3. Screw diameter: 100 mm
      4. L/D: 13:1
      5. Screw structure: special air exhausted
      6. Screw material: high quality nitrided steel 38CrMoAIA
      7. Nitration depth: 0.3-0.6 mm, hardness ≥ 740 HV, fragility is 2 grades
      8. Barrel material: high quality nitrided steel 38CrMoAIA
      9. Barrel nitration depth: 0.4-0.7 mm, hardness ≥ 940 HV, fragility is 2 grades
      10. Electric heater made of cast aluminum; each heater has a specially designed tunnel for radiating
      11. Main motor power: 15 kW
      12. A.C. inverter control: Danfoss or Mitsubishi
      13. PLC control system for temperature control
    4. Item 4: Non-Stop Continuous Melt Screen Changer
      1. One set
      2. Single filter section area: 3.5 square
      3. Filtering mesh: 300 µm
    5. Item 5: Metering Pump
      1. One piece
      2. 250 cc/r
      3. Maximum pressure balance: 35 MPa
      4. Working temperature: ≤ 330 °C
      5. Control power: 15 kW
      6. Control style: frequency conversion (German SEW)
      7. Speed reducer: German SEW
      8. Close loop pressure control system: Dynisco, USA
    6. Item 6: Extrusion Mould
      1. One piece
      2. Spinneret board: two pieces (two pieces work alternatively, one is as spare part)
      3. Spinneret board raw material: alloy steel; nitration treatment; chrome plated
      4. Hole diameter: 0.45 mm
      5. Hole L/D ratio: 4:1
      6. Effective width: 3500 mm
      7. Electric heater moulds (saves pre-heating time)
      8. Fume exhaust blower: one set; blower power: 4 kW
      9. Electronic cleaner: one set; power: 30 kW
      10. Furnace for burning the spinneret: one set; power: 18 kW
    7. Item 7: Cooling and Air Drawing Channel
      1. One set
      2. Side air blowing aluminum box: 4 pcs
      3. Punched hole board: 12 pcs; alveolate board: 4 pcs; stainless steel net: 4 pcs
      4. Side blower: one set; power: 15 kW
      5. Blower: 55 kW × 1
      6. Up drawing system: one set
      7. Down drawing system: one set
      8. Carrier air conditioner: 1 pc; air compressor power: 60 kW
      9. Chiller: one set
    8. Item 8: Web Forming Machine
      1. One piece
      2. Speed reducer: one set (brand: SEW); control power: 11 kW; control style: frequency conversion (SEW)
      3. Absorb blower: one set; blower power: 55 kW
      4. Transmission steel roller A: 4 pcs; roller diameter: 296 mm; roller length: 3650 mm; roller wall thickness: ≥ 14 mm; roller surface treatment: grinding, chrome plated
      5. Transmission steel roller B: 1 pc (heating by hot oil); roller diameter: 269 mm; roller length: 3650 mm; roller wall thickness: ≥ 14 mm; roller surface treatment: grinding, chrome plated
      6. Transmission steel roller C: 2 pcs; roller diameter: 216 mm; roller length: 3650 mm; roller wall thickness: ≥ 14 mm; roller surface treatment: grinding, chrome plated
      7. Transmission rubber roller D: 4 pcs; roller diameter: 180 mm; roller length: 3650 mm; roller wall thickness: ≥ 20 mm
    9. Item 9: Thermo-Bonded Machine (Embossing)
      1. One piece
      2. Roller: two pcs (top roll: embossing roller; bottom roll: mirror roller); roll diameter: 480 mm; roll length: 3630 mm
      3. Structure of the rolls is of multi layer compound style oil exchange system
      4. Temperature tolerance: ± 1 °C
      5. Thermoregulation system: one set
      6. Transmission system: speed reducer: one set; control power: 45 kW; control style: frequency conversion (Danfoss)
    10. Item 10: Tension Control Roll
      1. One set
      2. Supporting roller: 5 pcs; roller diameter: 105 mm; roller length: 3650 mm; roller surface treatment: polishing and chrome treatment
    11. Item 11: Winder
      1. One set
      2. Maximum diameter of friction roll: one set
      3. Maximum speed: 150 m/min
      4. Pipe tube diameter: 76 mm
      5. Control power: 11 kW
      6. Control style: frequency conversion
    12. Item 12: Slitting Machine
      1. One set
      2. Control power: 7.5 kW
      3. Control style: frequency conversion (Mitsubishi or Danfoss)
      4. Width in slitting: free controlling
    13. Item 13: Electric Control Cabinet
      1. One set
      2. Siemens PLC control system
      3. Siemens control panel
    14. Item 14: 10 HP Air Compressor
      1. One (provided by customer)
    15. Item 15: Spare Parts List
      1. Spinneret board seal: 10 kg
      2. Bearing F208: 4 pcs
      3. Filter (net): 300 pcs
      4. Bellows seal strap: 20 meters
      5. High temperature resistant wire: 100 meters
      6. Aluminum gasket: 20 pcs
      7. Filter: 24 pcs
      8. Heat preservation board: 10 sheets
      9. Heat preservation sponge: 10 boxes
      10. Motor brusher (DC motor): 6 sets
      11. Bearing for rolling mill: 4 pcs
      12. Screw for spinneret board: 50 pcs
      13. Right heater (for main screw): 2 pairs
      14. Ring heater: 2 pairs