sikaceram flow fix porcelain jointing compound
SikaCeram®‑621 FlowFix – Jointing Compound
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
