Micro Tunneling

Sealing of concrete block sealents in the launch- and target-shaft of a Tunnel Boring Machine

Waterproofing of the sealing ring tunneling

QUELLFLEX®

One component, hydrophilic sealing compound

  • waterproofing in breakthrough of concrete blocks
  • sealing of pipe brakethroughs
  • additional sealing of tunneling pipes or concrete parts

Build up of sealing blocks for tunneling

Build up of sealing blocks for tunneling

  • Penetrates even into fine sandy soils
  • Durable sealing and consolidation in one step
  • Adjustable to soil conditions

PUR-O-STOP

1-component injection resin

  • Stopping of inrushing water
  • Filling of small voids (<300 litres)
  • Consolidation of soil / open rock formation

PUR-O-STOP FS

Very quickly reacting, from ridged to tough elastic, 2K polyurethane resin, which foams up in contact with water

  • Stopping of inrushing water
  • Filling (<300 litres) and Consolidation

PUR-O-STOP FS-L

Slowly curing, from ridged to tough elastic, 2K polyurethane resin, which foams up in contact with water

  • Groundwater friendly approved

RUBBERTITE

Rubber-elastic, 3 C acrylate gel, multi purpose applicable

  • Very low viscous
  • Very good penetration
  • Proven stability of at least 16 years

ECOCRYL

Adjustable, low viscous, quickly reacting 3-component acrylate gel

  • quickly reacting

SOLIDCRYL

Adjustable, low viscous rigid acrylate resin with high final strength. Specially to create ground stabilisation

  • Low viscous
  • Very good penetration
  • High final strength

Sealing while driving the Tunnel Boring Machine

Sealing while driving the Tunnel Boring Machine

PUR-O-STOP FLEX

  • Stable, flexible foam
  • For stopping running water

FOAM SEAL

  • Very quick foaming reaction, 30 sec.
  • Foaming ratio 60
  • Flame-retardant

PUR-O-STOP FLEX

1-component highly flexible injection resin based on polyurethane

  • Stopping of inrushing water
  • Stable, flexible foam

FOAM SEAL

High active 2 component foaming system

  • Foaming ratio 60
  • Flame-retardant

Filling and solidification of cavern

Filling and solidification of cavern

  • Durable sealing and consolidation in one step
  • Extremely rapid reaction times
  • Catalyst FS-TX for thixotropic adjustment

PUR-O-STOP FS

Very quickly reacting, from ridged to tough elastic, 2K polyurethane resin, which foams up in contact with water

  • Stopping of inrushing water
  • Filling (<300 litres) and Consolidation

PUR-O-STOP FS-L

Slowly curing, from ridged to tough elastic, 2K polyurethane resin, which foams up in contact with water

  • Groundwater friendly approved

PUR-O-STOP FS-F

From ridged to tough elastic, 2K polyurethane resin, which foams up in contact with water

  • Extremely fast reacting

FOAM SEAL

High active 2 component foaming system

  • Foaming ratio 60
  • Flame-retardant

SOLID SEAL

Silicate resin

  • Non-foaming
  • Ridged to tough elastic
  • Displaces water without foaming

SOLID SEAL SL

Injection resin based on silicate

  • Non-foaming
  • Displaces water without foaming
  • Low viscosity
  • High fluidity

Filling and solidification of geological formations

Filling and solidification of geological formations

  • Durable sealing and consolidation in one step
  • Extremely rapid reaction times
  • Catalyst FS-TX for thixotropic adjustment

PUR-O-STOP FS

Very quickly reacting, from ridged to tough elastic, 2K polyurethane resin, which foams up in contact with water

  • Stopping of inrushing water
  • Filling (<300 litres) and Consolidation

PUR-O-STOP FS-L

Slowly curing, from ridged to tough elastic, 2K polyurethane resin, which foams up in contact with water

  • Groundwater friendly approved

PUR-O-STOP FS-F

From ridged to tough elastic, 2K polyurethane resin, which foams up in contact with water

  • Extremely fast reacting

FOAM SEAL

High active 2 component foaming system

  • Foaming ratio 60
  • Flame-retardant

SOLID SEAL

Silicate resin

  • Non-foaming
  • Ridged to tough elastic
  • Displaces water without foaming

SOLID SEAL SL

Injection resin based on silicate

  • Non-foaming
  • Displaces water without foaming
  • Low viscosity
  • High fluidity

Soil stabilization and waterproofing for a Tunnel Boring Machine

Ground stabilization – Gas Pipeline in Nature Conservation Area (Tunnel Boring Machine)

Acrylate gel

  • Very low viscous acrylate gel with high flexibility
  • Adjustable to soil conditions
  • Groundwater friendly approved

RUBBERTITE

Rubber-elastic, 3 C acrylate gel, multi purpose applicable

  • Very low viscous
  • Very good penetration
  • Proven stability of at least 16 years

Silicate resin

  • Self compacting due to high foaming factor
  • Flame-retardant

FOAM SEAL

High active 2 component foaming system

  • Foaming ratio 60
  • Flame-retardant

Annulus gap grouting

Annulus gap grouting

Piling injection spear

  • Length 1000mm
  • external G1/4″ thread

Acrylate gel

  • Waterproof up to 12 bar
  • Groundwater friendly approved
  • High chemical resistance

RUBBERTITE

Gummi-elastisches, vielseitig einsetzbares 3K-Acrylatgel

  • Extrem niedrigviskos
  • Sehr hohe Eindringtiefe
  • 16-Jahres-Beständigkeit