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NovaStar, NN227, PP Nonwoven Spunbond Fabric Line, 2400mm, 7-8 Tons/24H, 150mm Extruder (New)

NovaStar, NN227, PP Nonwoven Spunbond Fabric Line, 2400mm, 7-8 Tons/24H, 150mm Extruder

Description

  1. Overview
    1. Processed material: PP pellets
    2. Width of finished product after slit: 2400 mm
    3. Max diameter of roller: 1000 mm
    4. Capacity: 7-8 tons/24h
    5. Fiber range: 3-4 den
    6. Weight of product: 20-180 g/m²
    7. Linear speed: 5-120 m/min
    8. Power consumption: about 320 kW/h
    9. Scrap waste: 2%
  2. Procession Course
    1. Feeding → extrusion melting → pre-filtration → filature → cooling → stretching → web spreading → thermal bonding → cutting → storage of finished goods
  3. Detailed Specifications
    1. Steel stand: one set (total three floors; the stand including the rails)
    2. Loading system: one set
    3. Φ150 extruder: one set
      1. Gearbox: one. The body of the gearbox is made from cast steel. The teeth deal with grinding and peeling eventually, which provides damping, antifriction, low-noise, long using period etc. characteristics.
      2. The screw
        1. Screw diameter: 150 mm
        2. L/D: 33:1
        3. Screw structure: special screw (suitable for PP)
        4. Material: high quality nitrided steel 38CrMoAIA
        5. Nitration depth: 0.3-0.6 mm, hardness ≥ 740 HV, fragility is 2 grades.
      3. Barrels
        1. Material: high quality nitrided steel 38CrMoAIA
        2. Nitration depth: 0.4-0.7 mm, hardness ≥ 940 HV, fragility is 2 grades.
      4. Heating zones: 9 zones. Heating power: 7.5 kW/zone. Cooling zone: 11 zones. Cooling power: 370 W/zone.
      5. The electric heater is made of ceramic heaters; every electric heater has a specially designed tunnel for radiating.
      6. The fans are featured with low loss and high effectiveness.
      7. Main motor power: 110 kW
      8. Control style: frequency conversion (Danfoss or Mitsubishi)
      9. Control cabinet: one set
    4. Sub recycling machine: one set
      1. Gearbox: one. The body of the gearbox is made from cast steel. The teeth deal with grinding and peeling eventually, which provides damping, antifriction, low-noise, long using period etc. characteristics.
      2. The screw
        1. Screw diameter: 100 mm
        2. L/D: 13:1
        3. Screw structure: special air exhausted
        4. Material: high quality nitrided steel 38CrMoAIA
        5. Nitration depth: 0.3-0.6 mm, hardness ≥ 740 HV, fragility is 2 grades.
      3. Barrels
        1. Material: high quality nitrided steel 38CrMoAIA
        2. Nitration depth: 0.4-0.7 mm, hardness ≥ 940 HV, fragility is 2 grades.
      4. The electric heater is made of cast aluminum; every electric heater has a specially designed tunnel for radiating.
      5. Main motor power: 15 kW
      6. A.C. inverter control: Danfoss or Mitsubishi
      7. The whole temperature control system is of PLC control system.
    5. Non-stop continuous melt screen changer: one set
      1. Single filter section area: 3.5 square
      2. Control style: manual control
    6. Metering pump: 1 pc
      1. 200 cc/r
      2. Maximum pressure balance: 35 MPa
      3. Working temperature: ≤ 330 °C
      4. Control power: 11 kW
      5. Control style: frequency conversion
      6. Speed reducer: Germen SEW
      7. Close loop pressure control system: Dynisco, USA
    7. Extrusion mould: 1 pc
      1. Spinneret board: two pieces (two pieces work alternatively, one is as spare part). Raw material: alloy steel; nitrion treatment; chrome plated. Holes diameter: 0.45 mm. Hole L/D ratio: 4:1. Effective width: 2710 mm.
      2. Heat style of the mould: electric heater (it can save electric power and save pre-heating time).
      3. Fume exhausting blower: one set. Blower power: 4 kW.
      4. Supersonic cleaner: one set. Power: 4.5 kW.
      5. Furnace for burning the spinneret board: one set. Power: 24 kW.
    8. Cooling and air drawing channel: one set
      1. Side air blowing aluminum box: 4 pcs. Punched hole board: 6 pcs; alveolate board: 4 pcs; stainless steel net: 4 pcs.
      2. Side blower: one set
      3. Blowers: 30 kW x 1
      4. Up drawing system: one set
      5. Down drawing system: one set
      6. Carrier air conditioner: 1 pc. Air compressor power: 50 kW.
      7. Chiller: one set
    9. Web forming machine: 1 pc
      1. Speed reducer: one set. Control power: 7.5 kW. Control style: frequency conversion.
      2. Absorb blower: one set; blower power: 30 kW.
      3. Transmission steel roller A: 4 pcs. Roller diameter: 296 mm. Roller length: 2850 mm. Roller wall thickness: ≥ 14 mm. Roller surface treatment: grinding, chrome plated.
      4. Transmission steel roller B: 1 pc (it is heating by hot oil). Roller diameter: 269 mm. Roller length: 2850 mm. Roller wall thickness: ≥ 14 mm. Roller surface treatment: grinding, chrome plated.
      5. Transmission steel roller C: 2 pcs. Roller diameter: 216 mm. Roller length: 2850 mm. Roller wall thickness: ≥ 14 mm. Roller surface treatment: grinding, zip plated.
      6. Transmission rubber roller D: 4 pcs. Roller diameter: 180 mm. Roller length: 2850 mm. Roller wall thickness: ≥ 20 mm.
    10. Thermo-bonded machine (embossing): 1 pc
      1. Roller: two pcs (top roller: embossing roller; down roller: mirror roller). Roller diameter: 450 mm; roller length: 2850 mm.
      2. Structure of the rolls is of multi layer compound style oil exchange system.
      3. Temperature tolerance: ± 1 °C
      4. Thermoregulation system: one set
      5. Transmission system: speed reducer: one set; control power: 37 kW; control style: frequency conversion (Danfoss).
    11. Tension control roller: one set. Supporting roller: 5 pcs. Roller diameter: 105 mm. Roller length: 2850 mm. Roller surface treatment: polishing and chrome treatment.
    12. Winder: 1 set. Max. diameter of friction roll: one set. Max. speed: 150 m/min. Pipe tube diameter: 76 mm. Control power: 7.5 kW. Control style: frequency conversion.
    13. Slitting machine: 1 set
      1. Control power: 7.5 kW
      2. Control style: frequency conversion (Mitsubishi or Danfoss)
      3. Width in slitting: free controlling
    14. Electric control cabinet: one set. Siemens PLC control system. Siemens control panel.
    15. 10 HP air compressor: one (provided by customer)
  4. 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 temp. 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. Bearing for rolling mill: 4 pcs
    11. Screw for spinneret board: 50 pcs
    12. Right heater (for main screw): 2 pairs
    13. Ring heater: 2 pairs