GROUT R4 Class Casting Mortar
Cement-based, fast setting, self-leveling, shrinkage-compensated, specially reinforced, R4 class structural grout mortar.
Advantages
- Easy to apply.
- Sets within 30 minutes and can be put into service within 75 minutes.
- Self-levels thanks to high flowability.
- Does not shrink.
- Can be applied up to 50 mm thickness.
- Provides high strength in a short time.
- High abrasion resistance and waterproof due to its void-free structure.
- Very high vibration and impact resistance from equipment sources.
- Fast curing time allows quick service opening.
- High resistance to thermal changes.
Application Areas
Used in gap filling for machinery, crane, and steel structure foundations; prefabricated concrete elements; repair of columns and beams; and repair of heavy pedestrian traffic areas such as manholes and similar.
Application Features
- Mix the 25 kg bag slowly into 3.75-4.25 liters of clean water using a mixer at low speed, stirring for 2-3 minutes until homogeneous. Let rest for 1-2 minutes before application.
- Use the prepared mix within 15 minutes.
- Apply horizontally and vertically with a trowel on cement-based structural elements.
- Surface must be cleaned of dust and dirt before application.
- Repair areas to be fixed should be lightly moistened before application.
- Maximum 50 mm application per layer. Wait at least 3 hours between layers.
Warnings and Recommendations
- Not suitable for metal surfaces.
- No foreign materials should be added.
- Do not apply if rain is expected during outdoor applications.
- Protect from frost, sun, and strong wind for the first 24 hours after application.
- Application is recommended between +5 °C and +35 °C.
- All tools used should be washed with water before drying.
Storage
| Packaging | 25 kg Kraft Bag |
| Color | Grey |
| Shelf Life | 12 months from production date if stored unopened and undamaged in dry, moisture-free conditions. If unused, the bag must be tightly sealed. Protect from frost and sunlight. |
Consumption
2.1-2.3 kg/m² – 1 mm
Technical Specifications and Performance Values
| Product Structure | Cement-Based Powder |
| Color | Grey |
| Water Mixing Ratio | 3.75-4.25 liters water / 25 kg |
| Application Thickness | 10-50 mm |
| Full Drying and Service Time | Minimum 75 Minutes |
| Pot Life | Minimum 15 Minutes |
| Reference Standard | TS EN 1504-3 / Class R4 |
| Adhesion Strength to Substrate | ≥ 2 N/mm² |
| Compressive Strength | ≥ 45 N/mm² |
| Flexural Strength | ≥ 7 N/mm² |
| Chloride Ion Content | ≤ 0.05% |
| Restricted Shrinkage Expansion | ≥ 2 N/mm² |
| Fire Reaction Class | A1 |
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