Seal the Crack. Protect the Future.
Polyurethane Sealant
CRACKFIX PU is a one-component, high-performance polyure-thane sealant designed for sealing construction and expansion joints. It offers excellent adhesion to concrete, masonry, metal, wood, and other common building substrates. With superior flexibility, weather resistance, and durability, it accommodates joint movement while providing a long-lasting, watertight and airtight seal.
A complete view of Crackfix PU's technical properties, mixing ratios, coverage and application benefits.
| Curing System | Moisture Curing |
|---|---|
| Colour | White/Black/Grey (Special colour on request) |
| Density Approx. | 1.62 g/ml |
| Skin over time | 35-60 minutes |
| Curing time @ 23°C/50% RH | 2-3 mm/24 hr |
| Tensile Strength | >1.0 MPa Approx. |
| Elongation at Break (ASTM D412) | >500% Approx. |
| Tensile Strength | 2.01 |
| Elongation at Break (ASTM D412) | >500% Approx. |
| Shore A Hardness (ASTM C661) | 30-38 |
| VOC Content | < 3% |
| Application Temperature | 5°C to 40°C |
| Service Temperature | -30°C to 100°C |
| MAF | 25% |
600 ml aluminium foil sausage
| JOINT SIZE | LENGTH |
|---|---|
| 6 mm x 6 mm | 17.2 meter |
| 10 mm x 10 mm | 6.8 meter |
| 20 mm x 20 mm | 3.5 meter |
High-performance structural bonding solution for demanding applications.
Water-based bituminous protection for foundations and basements.
Flexible, durable protection for exterior surfaces and exposed structures.
Speciality PU-acrylic hybrid protective coating.
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