Project Detail

#5 Grinder: PGW Quality & Capacity Improvement

Madison, ME

Scope of Work

Cianbro upgraded Madison Paper Company’s Abnaki Mill to produce an additional 60 tons per day of Pressurized Groundwood (PGW). The team also modified and added equipment to improve groundwood stock quality.

Project Details

  • Added a 25 foot x 120 foot bay to an existing building
  • Installed a new PGW grinder with a 14,000 horsepower motor
  • Modified and added to the Kone Log charging conveyors
  • Installed a new pressure thickener
  • Added a new bull screen
  • Installed four new stock screens
  • Added new screen reject tanks
  • Improved the electrical power system
  • Upgraded the DCS and PLC systems
  • Completed all utility tie-ins
  • Installed all associated piping, electrical, and instrumentation