Description
S4Tile SF 15 is a high-performance, cement-based adhesive mortar with polymer additives, classified under C2TES2 standards. This flexible mortar provides superior adhesion strength, high stability, and is designed for both horizontal and vertical applications, making it suitable for a wide range of professional tiling jobs.
✅ Advantages:
- High flexibility and adhesion strength
- Saves time and labor thanks to its long working time
- Allows top-down laying
- Does not sag on vertical surfaces
- Has transverse deformation feature
- Resistant to water, frost, and thermal shocks
📌 Application Areas:
- Indoors and outdoors
- Horizontal and vertical applications
- On mineral surfaces
- In areas exposed to heavy pedestrian traffic such as hospitals, schools, and shopping malls
- Coating applications on underfloor heating systems
- For use in swimming pools and water tanks
- Application of medium and large ceramic, granite, marble, natural stone, mosaic, and decorative bricks
⚙️ Technical Specifications:
| Property | Value |
|---|---|
| Chemical Structure | Cement-based powder containing polymer and performance-enhancing additives |
| Color Options | Grey / White |
| Packaging | 25 kg kraft bag / 20 kg kraft bag |
| Density | ~1.45 g/cm³ (±0.1) |
| Slippage | ≤ 0.5 mm |
| Water Mixing Ratio | 6.00–6.50 L water / 25 kg powder |
| Initial Tensile Adhesion Strength | ≥ 1 N/mm² |
| Tensile Adhesion After Water Immersion | ≥ 1 N/mm² |
| Tensile Adhesion After Heat Aging | ≥ 1 N/mm² |
| Tensile Adhesion After Freeze-Thaw Cycles | ≥ 1 N/mm² |
| Tensile Adhesion After Extended Open Time (30 min) | ≥ 0.5 N/mm² |
| Transverse Deformation | S2 ≥ 5 mm |
| Pot Life | 2.5–3 hours |
| Working Time | Maximum 30 minutes |
| Walkability Duration | 24 hours |
| Consumption | 4–6 kg/m² |
🛠️ Application Instructions:
- The application surface must be clean, moist, smooth, and solid
- Mix with clean water until a homogeneous mixture is obtained
- Let the mixture rest for 5–10 minutes, then mix again before use
- Apply with a notched trowel, ensuring at least 80% coverage on the back of the tile
- Use the mixture within 2.5–3 hours
⚠️ Warnings:
- Do not apply below +5°C or above +30°C
- Avoid application in rainy, humid, or windy conditions
- Not suitable for gypsum boards, wood, metal surfaces, or swimming pools
🧽 Cleaning & Storage:
- Clean tools with solvent immediately after use
- Store in a dry, moisture-free area, unopened, for up to 12 months
🧯 Safety:
- Wear protective clothing, gloves, and masks
- Avoid contact with eyes and skin
- Keep out of reach of children
- Consult the Safety Data Sheet (SDS) for more details





