Injection is a common method used to repair and waterproof concrete structures. It is also used to consolidate and stabilize ground before future structures are erected (pre-excavation grouting) and to stop water and consolidate ground in existing underground structures (post-injection).

SikaInject injection key visua

Sika offers a full range of high-quality injection materials within the SikaInject® product brand for all types of applications. Our injection solutions are tested and approved according to the leading global standards.

Additionally, Sika’s experts are highly competent and experienced, providing technical advice and support.

Full Range of Injection Solutions for Construction & Repair

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Advantages of Sika Injection Solutions

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Effectiveness

  • Injections can permanently seal even the smallest cracks and voids, providing a comprehensive waterproofing solution

Compatibility

  • Compatible with Sika’s complete engineered waterproofing systems

 

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Full range

  • Includes all material technologies
  • Covers almost all applications
  • Provides efficient application equipment

Durability

  • High-quality injection materials
  • Provide long-lasting waterproofing protection
  • Enhance the lifespan of structures

Main Applications

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Concrete and masonry structures

Zürich westumfahrung, westring Zurich, tunnel, road bridge, west ring

Tunnels and mines

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Large dams

Main SikaInject® Materials and Their Most Common Uses

Concrete / masonry structures

Repair work / waterproofing

Rigid

  • Epoxy
  • Cement
  • Structural Polyurethane (PU)

 

Key Uses: Cracks and joints, structural repair

Flexible

  • Polyurethane (PU) - Resin or foam
  • Acrylate

 

Key Uses: Water stopping in cracks, joints, cavities, masonry, curtain, compartments

Tunnels / mines (underground)

Soil / rock / sand

Consolidation

  • Polyurethane (PU) - Resin or foam
  • Acrylate (sand)
  • Anchoring Silicate and Thix
  • Cement / Co. Sil

Key Uses: Stabilizing, void filling, consolidating

Waterproofing

  • Polyurethane (PU) - Resin or foam
  • Acrylate (sand)
  • Silicate

Key Uses: Waterproofing up to huge amounts of heavily pressing water

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