Sikadur®-20 Crack Seal
A solvent-free, 2-component low viscosity and semi elastic liquid, based on epoxy resins. Especially for sealing into non-structural cracks and cavities in concrete.
- Semi elastic crack sealing
- Low viscosity
- Suitable in both, dry and damp conditions
- High adhesive strength
- No shrinkage
Usage
To fill and seal non-structural crack and cavities in structural concrete such as concrete decks, balconies, concrete roof structures, wet room, swimming pool and especially before waterproofing works. Repair floor tile joint for leakage treatment at wet room.Advantages
- Semi elastic crack sealing
- Low viscosity
- Suitable in both, dry and damp conditions
- High adhesive strength
- No shrinkage
Packaging
160 ml and 850 ml set
Colour
Yellowish
Product Details
Shelf Life
2 years when unopened and stored properly in original container
Storage Conditions
Stored in dry, cool, and shaded placeDensity
~1.07 kg/l
Viscosity
83 ± 30 cps
Tensile Strength in Flexure
| 28 days | Elastic |
Tensile Adhesion Strength
| 28 days | ~2.0 N/mm² (Concrete failure, over mechanically prepared concrete surface) |
Application
Mixing Ratio
Comp. A : B = 1 : 1 by volume
Pot Life
20 min (at +30 °C)
SUBSTRATE PREPARATION
Grove and clean the cracks / cavities / tile joint (free of water) Surface must be clean and sound. It may be dry or damp, but free of standing water.
MIXING
Slowly shake each components. Proportion 1 part Component A to 1 part Component B into a clean bottle. Invert the bottle 15–20 times slowly until uniformly mixed. Mix only quantity that can be used within its pot life.