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Heavy-duty, non-shrink epoxy grout with fast strength development.

EPIREZ High Early Strength Epoxy Grout (5137HES) is a heavy-duty, non-shrink epoxy grout designed for applications requiring high mechanical strength, excellent flow and rapid strength development. Its smooth, aggregate-free formulation flows into fine voids and cavities down to approximately 5 mm, forming an extremely tough and impact-resistant backing.

Designed for demanding industrial and structural applications, this high-strength epoxy grout provides long-term support for machinery, equipment and structural components, including applications in harsh and corrosive environments. It is particularly suited to heavy-duty rail machinery grouting where rapid curing and early strength development are required.

Key Features

  • Non-shrink epoxy grout for reliable long-term support
  • High mechanical and compressive strength
  • Fast strength development for applications requiring rapid return to service
  • Aggregate-free formulation for easy mixing and application
  • Good flow characteristics for filling fine voids and cavities
  • Good chemical resistance for demanding environments
  • Suitable for cooler temperature applications from 10°C
  • Suitable for pours from approximately 5 mm to 50 mm, depending on pour volume

Applications

EPIREZ High Early Strength Epoxy Grout is suitable for heavy-duty grouting applications, including:

  • Heavy-duty rail machinery grouting
  • Crushing equipment backing
  • Bridge footing grouting
  • Machine bases in corrosive environments
  • High-strength bearing supports
  • Printing press grouting
  • Shipboard machinery
  • Industrial equipment and machinery bases

Technical Information

Property Typical Value
Mixed Colour Grey
Mixing Ratio by Volume 1 part Hardener : 5 parts Compound
Mixing Ratio by Weight 1 part Hardener : 10 parts Compound
Initial Mixed Viscosity at 25°C 20 Pa·s
Work Time at 25°C Approximately 20 minutes
Work Time at 15°C Approximately 40 minutes
Setting Time at 25°C Approximately 1 hour
Setting Time at 15°C Approximately 2 hours
Cure Time at 25°C Approximately 6 hours
Cure Time at 15°C Approximately 12 hours
Ultimate Compressive Strength >80 MPa
Compressive Modulus 4.7 GPa
Elongation at Break 1%
Tensile Modulus 2.9 GPa
Brinell Hardness 57

 

Coverage & Yield

10 kg of EPIREZ High Early Strength Epoxy Grout produces approximately 6 litres of mixed grout.

Suitable pour thickness is approximately 5–50 mm, depending on the volume and specific application. For specific project requirements, consult the manufacturer's technical department.

Surface Preparation

Prepare the substrate as required for adhesion or release. New concrete should be at least 28 days old. Formwork that provides a suitable material head can help the grout flow into finer cavities and voids.

Surface preparation requirements may vary depending on site conditions and the intended application. An on-site adhesion test is recommended as part of the project's quality assurance process.

Mixing & Application

Pour the contents of the Hardener into the Compound container and mix thoroughly for approximately 5 minutes using a suitable blade fitted to a low-speed power mixer operating at approximately 400 rpm.

Ensure all material from the sides and bottom of the container is fully incorporated. Do not aerate the mixture.

Pour the mixed epoxy grout slowly from one side only to minimise air entrapment and help achieve a complete, void-free installation.

Ideal for: epoxy machine grouting, heavy-duty equipment grouting, rail machinery, bridge footings, machinery bases, bearing supports, printing presses, shipboard machinery and industrial epoxy grouting.

 Always refer to the current manufacturer technical and safety documentation before use.

What is EPIREZ High Early Strength Epoxy Grout 5137HES used for?
It is designed for heavy-duty machinery, rail equipment, bridge footings, bearing supports and industrial grouting.

How quickly does EPIREZ 5137HES develop strength?
It develops strength rapidly, with approximately 6 hours cure time at 25°C under the stated conditions.

What pour thickness is suitable for EPIREZ 5137HES?
It is suitable for pours from approximately 5–50 mm, depending on the application and pour volume.

Can EPIREZ 5137HES be used in cooler temperatures?
Yes. It is suitable for applications from approximately 10°C, with working and curing times increasing at lower temperatures.

How much mixed grout does a 10 kg kit produce?
A 10 kg kit produces approximately 6 litres of mixed EPIREZ High Early Strength Epoxy Grout.

Colour Accuracy Disclaimer: We have taken care to display the most accurate visuals of our products. However, we are not responsible for the colour accuracy of the device you are viewing our swatches on. These variations arise due to different computer monitors and devices (make, model and technology, as well as resolution, contrast and brightness control settings) in much the same way a scan will differ from an original image and a colour photocopy. Furthermore, coatings can exhibit variation in perceived colour depending on gloss level and application method. If you require a very specific colour match, please make your selection via actual swatches and colour boards available at our showroom.

Product Disclaimer: Ensure you read all product, technical and safety data sheets prior to application as liability falls on the applicator. All products must be applied in accordance with manufacturer’s recommended method.

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