• Specific soil conditioning in tunnelling
  • Increases impermeability of the soil
  • Reduces adhesion and clogging
  • Reduces drilling head torque and energy consumption
  • Improves soil removal
  • Decreases wear of the drilling tools
  • Reduces dust load
  • Cost-effective doasge
  • Environmentally friendly and readily biogegradable


  • Soil conditioning for tunnel boring machines with earth pressure balance shield (EPB)
  • Soil with high proportions of clay and extremely high clogging tendency
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