L&W Air Permeance Tester

L&W Air Permeance Tester uses the latest technology to measure air permeance in accordance with the most common measuring methods. It is a single instrument with a measuring range covering 0.003–100 µm/Pa s, which makes it suitable for most paper grades.


  • Ease of use:
    – Large touch screen for good overview
    – Intuitve user interface
    – Fully automated testing sequence
    – Recommended settings for different flute types are pre-programmed
  • Accurate measurements:
    – Pneumatic clamping effectively eliminates any problems with twisted and curled test pieces

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