When structural performance and precision placement are critical, Sika’s resin-based grouts provide unmatched reliability. Developed using advanced epoxy and polyester technologies, these systems deliver exceptional bond strength, chemical resistance, and long-term dimensional stability - even in harsh or dynamic environments.

From heavy machinery bases and anchor bolts to highway fixings and rail infrastructure, Sika resin grouts ensure fast installation, high early strength, and enduring structural integrity for both new construction and maintenance projects.

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Where can resin grouts be used?

Sika has a full range of cementitious grouts, epoxy grouts, polymethyl methacrylate (PMMA) grouts and polyurethane grouts to suit your project needs.

Epoxy grout application

Specialised grouting

Epoxy grout application

Rail fixing

Fast curing grout

Fast curing grout

Why Choose Resin Grouts?

Superior adhesion – outstanding bond to concrete, steel, and rock for maximum load transfer.

High early and ultimate strength – rapid installation and reduced downtime on critical projects.

Excellent chemical and vibration resistance – ideal for aggressive environments or dynamic loading.

Non-shrink – ensures precision alignment and long-term bearing stability.

Versatile installation – pourable, pumpable, or injectable grades for a wide range of applications.

Proven performance under extreme loading and environmental conditions – ensuring long-term reliability for critical infrastructure and industrial assets.

Types of Resin Grouts

Concrete Repair and New Construction Grouts

Resinous grouts for repair and new construction applications are formulated to restore and enhance the structural performance of concrete and steel elements where precision and durability are essential. These high-strength systems are ideal for reinstating damaged sections, filling voids, anchoring reinforcement, and ensuring full load transfer in critical areas of new builds and rehabilitation projects.

Combining rapid strength gain with long-term resilience, Sika’s resin grouts deliver durable, high-precision solutions that extend the life and reliability of both new and existing structures.

Hand Applied Grouts

Parex Epoxy Thixotropic Injection Grout

Epoxy Thixotropic Injection Grout is a Thixotropic Two-Part Epoxy Resin System
  • Thixotropic.
  • Can be placed without the need for grout tight shuttering. 
  • High mechanical strength.
  • Good adhesion to most construction materials (i.e. concrete, masonry, stone, steel, wood, etc.).
  • Easy to use.
  • Can be placed with a suitable hand or mechanical pump.
  • Suitable for grouting and sealing the narrowest of gaps (as thin as 0.1mm).
  • Can be used to fill cracks, fissures and voids up to 10mm.
  • Non-shrink.
  • Application temperature range +5°C to +30°C.
  • High early strength gain.
  • Hardened grout is resistant to most chemicals, sea water and petroleum products.
  • Can provide structural support where dynamic load resistance is required.
  • Can be used to fill and bond cracked concrete.
  • Hardened grout resists freeze-thaw cycles.
  • Solvent free.
  • Available in a convenient 1.191kg size.
Pumpable and Injectable Grouts

Parex Epoxy Thixotropic Injection Grout

Epoxy Thixotropic Injection Grout is a Thixotropic Two-Part Epoxy Resin System
  • Thixotropic.
  • Can be placed without the need for grout tight shuttering. 
  • High mechanical strength.
  • Good adhesion to most construction materials (i.e. concrete, masonry, stone, steel, wood, etc.).
  • Easy to use.
  • Can be placed with a suitable hand or mechanical pump.
  • Suitable for grouting and sealing the narrowest of gaps (as thin as 0.1mm).
  • Can be used to fill cracks, fissures and voids up to 10mm.
  • Non-shrink.
  • Application temperature range +5°C to +30°C.
  • High early strength gain.
  • Hardened grout is resistant to most chemicals, sea water and petroleum products.
  • Can provide structural support where dynamic load resistance is required.
  • Can be used to fill and bond cracked concrete.
  • Hardened grout resists freeze-thaw cycles.
  • Solvent free.
  • Available in a convenient 1.191kg size.
Anchoring Grouts

SikaFlow®-648

(former MFlow 648)
High-strength, high-flow, chemical resistant epoxy grout supplied in large pack sizes
  • High early and ultimate strengths for rapid turnaround. 
  • Low creep maintains equipment alignment.
  • Retains physical properties at elevated temperatures increasing the service range. 
  • Low-dusting for added worker comfort and safety. 
  • Very low shrinkage for full baseplate contact and load transfer. 
  • Excellent flowability with high bearing area for even load distribution. 
  • Variable fill ratio for desired flowability. 
  • Excellent adhesion to steel and concrete for optimum load transfer and vibration dampening. 
  • High chemical resistance enables use in challenging environments. 
  • Excellent freeze / thaw resistance for equipment in low temperature service environments. 
  • Resists water and chloride intrusion for use in wet and aggressive environments. 
  • Resists impact and dampens torque to protect equipment and extend service life. 
  • Extended working time. 
  • Pumpable for maximum productivity on large grout installations. 
  • Durable bond to concrete and steel optimises load transfer. 
  • Meets the requirements of EN 1504-6: Anchoring of reinforcing steel bar.  
  • Wide application layer thickness of 10 to 150 mm. 
  • Globally available for consistent project results.
  • Adjustable consistency to suit application requirements. 
 
Victoria Park Apartments in Auckland

Precast Concrete Grouts

Resinous grouts for precast concrete applications are designed to ensure precision, stability, and long-term performance in modular and prefabricated construction. They provide excellent flow and thixotropic properties to completely fill joints and voids, guaranteeing full contact and reliable load transfer between precast elements.


These grouts are ideal for connecting panels, columns, beams, and other prefabricated components in challenging site conditions, including vertical or overhead applications.

Products

Parex Epoxy Thixotropic Injection Grout

Epoxy Thixotropic Injection Grout is a Thixotropic Two-Part Epoxy Resin System
  • Thixotropic.
  • Can be placed without the need for grout tight shuttering. 
  • High mechanical strength.
  • Good adhesion to most construction materials (i.e. concrete, masonry, stone, steel, wood, etc.).
  • Easy to use.
  • Can be placed with a suitable hand or mechanical pump.
  • Suitable for grouting and sealing the narrowest of gaps (as thin as 0.1mm).
  • Can be used to fill cracks, fissures and voids up to 10mm.
  • Non-shrink.
  • Application temperature range +5°C to +30°C.
  • High early strength gain.
  • Hardened grout is resistant to most chemicals, sea water and petroleum products.
  • Can provide structural support where dynamic load resistance is required.
  • Can be used to fill and bond cracked concrete.
  • Hardened grout resists freeze-thaw cycles.
  • Solvent free.
  • Available in a convenient 1.191kg size.

SikaFlow®-648

(former MFlow 648)
High-strength, high-flow, chemical resistant epoxy grout supplied in large pack sizes
  • High early and ultimate strengths for rapid turnaround. 
  • Low creep maintains equipment alignment.
  • Retains physical properties at elevated temperatures increasing the service range. 
  • Low-dusting for added worker comfort and safety. 
  • Very low shrinkage for full baseplate contact and load transfer. 
  • Excellent flowability with high bearing area for even load distribution. 
  • Variable fill ratio for desired flowability. 
  • Excellent adhesion to steel and concrete for optimum load transfer and vibration dampening. 
  • High chemical resistance enables use in challenging environments. 
  • Excellent freeze / thaw resistance for equipment in low temperature service environments. 
  • Resists water and chloride intrusion for use in wet and aggressive environments. 
  • Resists impact and dampens torque to protect equipment and extend service life. 
  • Extended working time. 
  • Pumpable for maximum productivity on large grout installations. 
  • Durable bond to concrete and steel optimises load transfer. 
  • Meets the requirements of EN 1504-6: Anchoring of reinforcing steel bar.  
  • Wide application layer thickness of 10 to 150 mm. 
  • Globally available for consistent project results.
  • Adjustable consistency to suit application requirements. 
 
Precast concrete facade

Highway Construction and Maintenance

In highway and civil infrastructure, where reliability and speed of repair are critical, resin grouts provide high compressive and tensile strength with minimal downtime. Their fast-setting and non-shrink properties make them ideal for bearing seats, anchoring applications, and structural fixings subject to constant traffic loads and vibration.

Whether used in bridge repair, gantry installation, or carriageway anchoring, Sika’s resin grouts deliver robust, lasting solutions that extend the service life of vital transport assets while reducing maintenance intervals.

Products

Parex Epoxy Thixotropic Injection Grout

Epoxy Thixotropic Injection Grout is a Thixotropic Two-Part Epoxy Resin System
  • Thixotropic.
  • Can be placed without the need for grout tight shuttering. 
  • High mechanical strength.
  • Good adhesion to most construction materials (i.e. concrete, masonry, stone, steel, wood, etc.).
  • Easy to use.
  • Can be placed with a suitable hand or mechanical pump.
  • Suitable for grouting and sealing the narrowest of gaps (as thin as 0.1mm).
  • Can be used to fill cracks, fissures and voids up to 10mm.
  • Non-shrink.
  • Application temperature range +5°C to +30°C.
  • High early strength gain.
  • Hardened grout is resistant to most chemicals, sea water and petroleum products.
  • Can provide structural support where dynamic load resistance is required.
  • Can be used to fill and bond cracked concrete.
  • Hardened grout resists freeze-thaw cycles.
  • Solvent free.
  • Available in a convenient 1.191kg size.

SikaFlow®-648

(former MFlow 648)
High-strength, high-flow, chemical resistant epoxy grout supplied in large pack sizes
  • High early and ultimate strengths for rapid turnaround. 
  • Low creep maintains equipment alignment.
  • Retains physical properties at elevated temperatures increasing the service range. 
  • Low-dusting for added worker comfort and safety. 
  • Very low shrinkage for full baseplate contact and load transfer. 
  • Excellent flowability with high bearing area for even load distribution. 
  • Variable fill ratio for desired flowability. 
  • Excellent adhesion to steel and concrete for optimum load transfer and vibration dampening. 
  • High chemical resistance enables use in challenging environments. 
  • Excellent freeze / thaw resistance for equipment in low temperature service environments. 
  • Resists water and chloride intrusion for use in wet and aggressive environments. 
  • Resists impact and dampens torque to protect equipment and extend service life. 
  • Extended working time. 
  • Pumpable for maximum productivity on large grout installations. 
  • Durable bond to concrete and steel optimises load transfer. 
  • Meets the requirements of EN 1504-6: Anchoring of reinforcing steel bar.  
  • Wide application layer thickness of 10 to 150 mm. 
  • Globally available for consistent project results.
  • Adjustable consistency to suit application requirements. 
 
Bridge

Railway Construction and Maintenance

Sika’s resinous grouts for railway applications are developed to meet the rigorous demands of modern transport infrastructure. They deliver excellent adhesion, dimensional stability, and fatigue resistance — ensuring rail components remain securely fixed under repetitive dynamic loads.

These systems are used for bonding, rail anchoring  and structural connections where vibration, movement, and temperature changes can impact alignment and long-term performance. Fast curing and early strength development allow for rapid reinstatement of service, supporting efficient maintenance operations and reducing downtime on critical routes.

Primers, Binders and Bonding Bridges
General Construction and Maintenance Grouts

Parex Epoxy Thixotropic Injection Grout

Epoxy Thixotropic Injection Grout is a Thixotropic Two-Part Epoxy Resin System
  • Thixotropic.
  • Can be placed without the need for grout tight shuttering. 
  • High mechanical strength.
  • Good adhesion to most construction materials (i.e. concrete, masonry, stone, steel, wood, etc.).
  • Easy to use.
  • Can be placed with a suitable hand or mechanical pump.
  • Suitable for grouting and sealing the narrowest of gaps (as thin as 0.1mm).
  • Can be used to fill cracks, fissures and voids up to 10mm.
  • Non-shrink.
  • Application temperature range +5°C to +30°C.
  • High early strength gain.
  • Hardened grout is resistant to most chemicals, sea water and petroleum products.
  • Can provide structural support where dynamic load resistance is required.
  • Can be used to fill and bond cracked concrete.
  • Hardened grout resists freeze-thaw cycles.
  • Solvent free.
  • Available in a convenient 1.191kg size.

SikaFlow®-648

(former MFlow 648)
High-strength, high-flow, chemical resistant epoxy grout supplied in large pack sizes
  • High early and ultimate strengths for rapid turnaround. 
  • Low creep maintains equipment alignment.
  • Retains physical properties at elevated temperatures increasing the service range. 
  • Low-dusting for added worker comfort and safety. 
  • Very low shrinkage for full baseplate contact and load transfer. 
  • Excellent flowability with high bearing area for even load distribution. 
  • Variable fill ratio for desired flowability. 
  • Excellent adhesion to steel and concrete for optimum load transfer and vibration dampening. 
  • High chemical resistance enables use in challenging environments. 
  • Excellent freeze / thaw resistance for equipment in low temperature service environments. 
  • Resists water and chloride intrusion for use in wet and aggressive environments. 
  • Resists impact and dampens torque to protect equipment and extend service life. 
  • Extended working time. 
  • Pumpable for maximum productivity on large grout installations. 
  • Durable bond to concrete and steel optimises load transfer. 
  • Meets the requirements of EN 1504-6: Anchoring of reinforcing steel bar.  
  • Wide application layer thickness of 10 to 150 mm. 
  • Globally available for consistent project results.
  • Adjustable consistency to suit application requirements. 
 
Vibration Absorbing, Load-Bearing, Flexible Grouts
Joint Sealants
Close up view rail fixing track installation in city street

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