Quality control system (QCS) for Pulp

The buyers of market pulp demand higher, more stable quality and many pulp producers move to production of higher value added grades. Valmet has developed a pulp dryer quality control system that meets both challenges. Valmet IQ quality control systems provide a comprehensive selection of on-line measurements, quality controls and profilers for pulp production processes.

With Valmet IQ Dilution Profiler, headbox dilution control or Valmet IQ Slice Profiler, slice lip actuators and Valmet IQ Steam Profilers, a comprehensive package for precise MD and CD pulp quality control is within reach.

  • Adaptive, situation-based scanning up to 12500 mm wide
  • Basis weight, moisture, brightness, color and caliper measurements
  • True sheet edge measurement
  • Slim design allows installation into tight locations
  • IQ Dilution or IQ Slice Profiler for precise headbox basis weight controls
  • IQ Steam Profiler for increased production and improved machine runnability
  • Single point or one-sided scanning moisture measurement from press to sheet cutter
  • Multivariable IQ MD Optimizer & CD controls
    • basis weight
    • moisture
  • Data to the baling line system


  • Improved product quality
  • Improved sheeting and baling
  • Improved runnability
  • Improved efficiency
  • Faster grade changes, disturbance recovery, and start-ups
  • Production optimization
  • Energy optimization
  • Real-time process visibility
  • Instant production and quality information

Quality Management

Save fibers, chemicals & energy. Increase the competitiveness of the entire value chain from pulp, board, paper, tissue, and nonwoven making to final converted end products.