Case Study: MFC in White Top Liner 1

MFC Grinder Case Study: MFC in White Top Liner Trial

Improved properties at lower cost

Background

  • White top liner mill trial
  • MFC produced using FiberLean G250 grinder
  • Two-layer board structure

Trial Objectives

  • Add 2.5% MFC to white layer
  • Increase white layer filler content
  • Reduce top layer grammage
  • Increase base grammage
  • Maintain product specifications

Trial Results

Case Study: MFC in White Top Liner 1
Case Study: MFC in White Top Liner 1

Trial Outcomes

  • 28% reduction in white layer fibre consumption
  • Maintained brightness
  • Maintained machine speed and runnability
  • Maintained filler retention
  • Same product specification achieved

Business Impact

Estimated 20–30 EUR/t cost saving with no operational compromise.

Key Takeaway

MFC enables a 28% reduction in fibre consumption while maintaining product quality and machine performance.

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