NovaStar, NN236, SMS Non-Woven Production Line, 2400mm, 3-Ply, 2700kVA (New)

Description

  1. Overview
    1. Spun bonded-melt blown-spun bonded production line
    2. Raw material: PP chips for spunbond – Exxon 3155E3, MFI: 35 (recommended)
    3. Raw material: PP chips for meltblown – Basell HF461X, MFI: 1200 (recommended)
    4. Product type: SMS (laminated) nonwovens fabric, SMS (3 ply)
  2. Technical Data
    1. Fabric width: 2400 mm (standard width after edge trimming)
    2. Number of spinning beams: 2 sets for spunbond and 1 set for meltblown
    3. Fineness of filament: spunbond system – 2 den, meltblown system – 2 to 5 mm
    4. Basic weight: SMS – 15 to 80 g/m²
    5. Installed power: about 2700 kVA
    6. Energy consumption (average): less than 1200 kW/hr
  3. Feeding System
    1. Method of feeding: automatic vacuum suction for both main material and additives
    2. Capacity (SB + MB): 2 × 400 kg/h (SB) + 150 kg/h (MB)
    3. Hopper: 3 sets
    4. Supplying device: 3 sets
    5. Feeding capacity for additives: ≤ 50 kg/h (PP)
  4. Spunbond System Specifications
    1. Extruder: 2 sets, diameter Φ150 mm, capacity 400 kg/h, L/D 30:1
    2. Melt filter: 2 sets, filtration precision 45 μm, working temperature ≤ 280 °C
    3. Metering pump: 2 sets, gear pump type, flow volume 200 mL/r, speed 15 to 50 rpm
    4. Spinning beam: 2 sets, working temperature max. 280 °C, designing pressure 6 MPa
    5. Spinneret: 4 sets, L/D 5:1, brand Ceccato (Italy)
    6. Quenching and stretching system: 2 sets, consists of quench chamber with relative movable device, stretching channel, diffuser with available device
  5. Meltblown System Specifications
    1. Extruder: 1 set, diameter Φ105 mm, capacity 200 kg/h, speed 20 to 60 rpm, L/D 30:1
    2. Melt filter: 1 set, filtration precision 20 to 40 mm
    3. Metering pump: 1 set, gear pump type, max. flow volume 70 per revolution, working temperature 300 °C
    4. Spinneret: 2 sets, dimension about 2500 mm, hole diameter 0.3 mm, brand Ceccato (Italy)
    5. Hot air system: 1 set, flow volume 4500 m³/h, working temperature max. 350 °C (stainless steel pipes)
  6. Conveyor Specifications
    1. Mechanical speed: 50 to 350 m/min
    2. Belt width and penetration: width 2700 ± 10 mm, penetration about 10000 m³/h·m²
    3. Height of belt: 1750 mm
    4. Method of belt tightening: automatic tension adjustment (with related tension display unit), distance is 1 m
    5. Rectification: automatic limited position protection
    6. Type of pre-pressing roll: 4 pre-pressing rolls with drive, lifted by pneumatic system
  7. Calender Specifications
    1. Type: double rolls, heated by oil
    2. Mechanical speed: 50 to 350 m/min (with speed micro adjustment and display functions)
  8. Winder Specifications
    1. Automatic roll change, online slitting, automatic tension control
    2. Max. liner speed: 350 m/min
    3. Width: 2700 mm
  9. Slitter Specifications
    1. Max. line speed: 500 m/min
  10. Steel Platform
    1. Steel platform for SB1 and SB3 is not movable; that for MB2 system can be lifted and movable
  11. Electrical Control System
    1. Motor: AC inversion motor controls for the whole synchronization of the whole line
    2. Control method of spinning device: speed/pressure closed circle
    3. Control method of conveyor: speed closed circle
    4. Synchronization control: PLC
    5. Test and displaying: process parameters, fault displaying and alarm
    6. Main PLC and inverter are from Siemens