Sika® Sigunit® L-72 AF

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.