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Film Test Line: Fully automatic optical checking of extruded films

 

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Intended use

Compact unit for fully automatic optical control of extruded films

 

  • Modular built extrusion line
  • Single screw extruder
  • Integrated film quality analyzer FQA CCD camera 4096 pixel
  • FSR take off for film sheet ribbon
  • Detection of black spots, gels and fisheyes
  • Evaluation of film quality note

 

Film Testing Line

The flat film from the measuring extruder is led through inbetween a light source and a high-resolution electronic camera where it is measured. The pictures are analyzed by an intelligent data transfer interface. The picture signals and the processed measuring values are transferred to the computer. The test and evaluation results are shown on the monitor and printed.

 

The Film Test Line stands out for:

  • Fully automatic operation
  • Measurement and evaluation without blanks
  • Parallel display of camera video and particle pictures
  • Automatic film assessment through film grade determination
  • Optional marking of defects on the film
  • Optionally with hazemeter and/or NIR density measurement
  • Multitasking through Windows™ NT

Film Test Line

Quantity
  • Plastifying extruder 19/25 D

    Max. operating temperature 450 °C
    Motor digitally controlled, brushless a.c. servomotor
    Nominal power 1.6 kW
    Max. torque 100 Nm
    Max. speed

    100 min-1

     

    Film Quality Analyzer

    Camera digital line scan camera with 2048 pixels
    Resolution standard: 35 µm
    option: 300 µm
    Max. film speed standard: 35 m/min (with resolution 35 µm)
    option: 300 m/min (with resolution 300 µm)
    Width of measuring window standard: 70 mm (with resolution 35 µm)
    option: 600 mm (with resulution 300 µm)
    Evaluation continuity total evalution without blanks


    Control and Evaluation Unit

    Dimensions (H * W * D) 1600 * 600 * 700 mm
    Weight approx. 150 kg
    Power supply 1 * 230 V, 50/60 Hz, 16 A
    Ethernet port 10/100 MBit, RJ 45
    UPS (capacity 10 Ah) for PC

    Monitor

    Image processing computer
    Evaluation film transparency

    black specks, gels, fisheyes, holes

    up to 9 size classes

    numerical and graphical display

    on-line saving of particle pictures

    on-line display of data: time, width, height, area, size class

    parallel display of camera video and particle pictures (multitasking)

    calculation of a film grade
  • Processing Unit

    Dimensions (H * W * D) 1700 * 1100 * 1100 mm
    Weight approx. 180 kg
    Power supply 3 * 400 V, 50/60 Hz, 32 A

    (option: 3 * 230 V via external transformer)
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