Approach flow system

The OptiFeed approach flow concept is an integrated wet-end system that is always designed to the needs of the paper grade.

Board and paper makers can be assured of high stock quality and undisturbed runnability of the paper machine by using a customized approach system, featuring Valmet's advanced solutions:

  • Active and passive air removal
  • Machine screening
  • Mixing
  • Diverse range of hydrocyclone technology

Benefits with Valmet's OptiFeed Approach system:

  • Less energy needed
  • Lower life cycle costs
  • Improved product quality
  • Better runnability


Valmet's approach flow system solutions


Efficient solutions for active and passive air removal



Mixing technology for stock dilution

Machine screening

Machine screening

Optimal solution for high screening capacity and efficiency