Sika® Sigunit® L-72 AF
LIQUID ALKALI-FREE SHOTCRETE ACCELERATOR
Sika® Sigunit® L-72 AF is a high performance, alkali-free liquid set accelerator for shotcrete applications.
- High early strength development
- Alkali- and chloride-free
- No pollution of groundwater by leaching of alkalis
- Distinct reduction in rebound.
- Improves bond of shotcrete to rock and concrete thus facilitating overhead spraying
- Distinct reduction of dust