PP/PS/PE Plastic Sheet Extrusion Line

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Website: http://plasticthermoforming-en.com/4-1-pp-ps-pe-plastic-sheet-extrusion-line.html

Technical Specifications

Model	ATS-850/110
Applicable material	PP/PS/PE
Sheet layers	1-5 layers
Production capacity	150-250kg/h (can be customized)
Screw diameter	Optional 120/130150mm
L/D ratio	35:1, graded separation
Screw speed	80rpm
Die width	900mm
Effective sheet width	780mm
Sheet thickness	0.3-3.5mm
Main motor	75kW
Upper calender	Ø450×900mm
Middle calender	Ø450×900mm
Lower calender	Ø450×900mm
Chiller calender	Ø200×900mm
Rewinding method	Independent winding
Max. rewinding diameter	800mm
Total power	180kW
Power supply	380V, 3 phase, 50Hz
Machine dimensions (L×W×H)	17×3×2.6m
Machine weight	12t

Working Process

• Movable rewinder

• Traction unit

• Trimming edge

• Three-roll calendar

• T-die head

• Screw & barrel

• Electrical panel

• Material loader

• Gearbox

• Main motor

Pre-drying of raw materials
Heating, conveying, and compressing of pellets by screw and barrel
Melting and mixing, followed by filtration
Melt delivered through die head under stable pressure
Sheet formation and calendering
Three-roll calendering for pressing, cooling, and shaping
Edge trimming to the required width
Sheet conveying and natural cooling
Double roll winding with constant tension

Features

• 1

  Adopts advanced horizontal three-roll calender technology, making operation simple and easy to monitor

• 2

  High efficiency with large-capacity extrusion and low power consumption

• 3

  Screw design with large L/D ratio ensures superior plasticizing performance

• 4

  Ergonomically designed for ease of use, comprehensive functions, and reliable operation

Electrical Components

• Touchscreen control panel
• PLC system
• Inverter
• Contactor

Configuration Details

• Extruder
  • Screw & barrel diameter: Ø110 mm
  • Material: high-quality 38CrMoAlA
  • Nitriding depth: 0.4-0.6 mm
  • Screw hardness: 740 HV
  • Barrel cover: stainless steel, prevents excessive heat loss, energy-saving design
  • Cooling: air-cooled with independent zone temperature control via fans
  • Main motor: 75 kW
  • Inverter: high-performance constant torque, stable speed, and precise control
• T-die mold
  • Die head width: 900 mm
  • Maximum sheet width: 780 mm
  • Heating: 5 zones, 3 kW/zone
  • Material: 40Cr forged steel
• Calender (three-roll unit)
  • Structure: horizontal three-roll calender
  • Drive system: independent drive control for each roll, adjustable individually or simultaneously
  • Motor & drive: reducer servo motor (Delta, Taiwan)
  • Bearings: NSK (Japan) spherical ball bearings
  • Pressing: turbine worm gear double-pressure system
  • Gap adjustment: worm gear structure
  • Tablet press movement: electrically driven forward/backward
  • Roll material: 45# steel, heat treated, with uniform surface cooling
  • Roller precision: diameter jump ≤8 μm
  • Surface hardness: HRC 55-58
  • Coating hardness: HRC 60-62
  • Motors: 3 × 3 kW
  • Cooling: three-roller circulating water cooling with internal screw-type rollers for efficiency
• Waste edge trimming
  • Cutter type: duplex cutter
  • Blade material: high-quality alloy steel
  • Knife frame: adjustable lateral width
  • The waste edge can connect with online crusher
• Roll rewinder
  • Double rewinder maximum roll diameter: Ø700 mm
  • Maximum roll weight: 600 kg/roll
  • Drive: specialized reducer and torque motor
  • Suitable for small sheet rolls
• Independent mobile winder
  • Maximum roll diameter: Ø1700 mm
  • Maximum roll weight: 2000 kg/roll
  • Freestanding design, ideal for in-house factory use
  • Allows extended operation without frequent roll changes, reducing labor requirements

Videos

• ATS-120 PP Plastic Sheet Extruder Machine
• ATS-110 PS Plastic Sheet Extruder Machine