Sika® Sigunit® L-50 AFX


Sika® Sigunit® L-50 AFX is a high-performance liquid, alkali-free accelerator for wet or dry shotcrete.

  • High early concrete strength development.
  • Significant concrete rebound reduction.
  • Good long-term strength and durability.
  • Alkali-free: avoids pollution and leachate of alkalis into ground and surface water.
  • Easier overhead spraying by improved adhesion of shotcrete to rock and concrete.
  • Reduction of dust formation.
  • Suitable for steel reinforced shotcrete and substrates.
  • Suitable for synthetic and steel fiber reinforced shotcrete.
  Sika® Sigunit® L-50 AFX does not contain intentionally added chlorides.