KF168 & KF158 series are eco-compatible liquid foaming agents produced especially for soil conditioning in shielded tunnel boring machines and designed to improve safe and efficient soil extraction.

Applications and benefits:

  • Improved soil behavior
  • Can reduce stickiness of soils reducing blockages
  • Easier mucking
  • Facilitates soil conveyance
  • Reduces friction & abrasion to the cutter head, screw conveyor & conveyor
  • Anti-corrosive effect on drilling equipment
  • Reduces overall resistance when drifting
  • High resistance to changes in pH and water hardness
  • Highly biodegradable