SikaCeram®‑621 FlowFix is a ready‑to‑use, flowable joint filling and grouting compound (just add water). It’s designed for fast, effective application in exterior paving and tiling jointing.
Features & Benefits: ✔ Fast‑setting with excellent bond strength ✔ Cures in ~60 minutes to a non‑permeable finish ✔ Suitable for vehicular traffic ✔ Can be applied to wet surfaces ✔ Ideal for exterior use
Ideal For: 🧱 Grouting joints in porcelain or ceramic paving ▢ Works best in joint widths 3–10 mm and depths of at least 15 mm
Packaging: 15 kg bucket (contains 3 × 5 kg bags) Available Colours: Light Grey, Ivory, Buff, Dark Grey Shelf Life & Storage: Maximum 9 months if stored sealed and dry. Store between +5 °C and +20 °C, protect from frost Mixing Ratio: 5 kg powder : 0.75 – 0.85 litres clean water Pot Life: ~20 minutes Compressive Strength (varies by colour): e.g. Light Grey: ~47.5 MPa, Ivory: ~62.4 MPa Flexural Strength: ~8.1 MPa Wet Density: ~2.21 g/cm³
