A ready to use alkali free accelerator in powder form for use with dry gunite mixes. It allows spraying to take place even on wet surfaces subject to slight infiltration.
Sika® Sigunit® Powder K reacts in the mix to assist the hydration process, resulting in greatly accelerated strength development within the first 24 hours. Other benefits include :
- Speeds up the job
- Improved water tightness
- Reduced rebound