Sika® PerFin-305
CONCRETE SURFACE ENHANCING ADMIXTURE
Sika® PerFin-305 is a liquid, non-chloride-based concrete admixture used to improve finished concrete surfaces. Sika® PerFin-305 reduces surface defects of the concrete surface.
When used in concrete mixes, Sika® PerFin-305 significantly improves the quality of concrete surfaces by reducing the amount of pinholes, open pores and other surface defects. Sika® PerFin-305 provides the following advantages:
- Concrete with minimum surface defects
- Improved concrete durability
- Improved aesthetics and uniformity of concrete surfaces
- Improved concrete smoothness
- Reduced risk of rejection due to surface quality related issues
- Reduced labor needed for surface patching
- May be used in reinforced and prestressed concrete
- Does not promote the corrosion of steel reinforcement