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NC State has a well-appointed testing laboratory capable of most routine and specialized testing. The equipment list includes the following:

test1_000Pulp Testing

  • Freeness: CSF and Shopper-Riegler
  • Kappa
  • Viscosity – 0.5 % CED and intrinsic
  • Brightness – ISO and GE
  • Fiber length distribution – Bauer- McNett, Kajaani FS-200, Optest FQA

Paper Testing

  • Brightness, Opacity, color spectrum
  • Tensile (regular and zero-span)
  • Tear
  • Bursttest2_000
  • Fold
  • STFI Edge Compression
  • Ring crush
  • HST, Cobb
  • Scott Bond
  • Sheffield Smoothness, Parker Print Surface
  • Gurley porosity
  • Stiffness – Taber and vibrational
  • Aging/Yellowing via controlled irradiation (Atlas Weatherometer)
  • Image analysis (microscopic and scanner)