PU waterproof coatings
BIOGO-S — One-Component PU / Polyurethane Waterproof Coating
Ready-to-use, moisture-curing polyurethane coating that forms a seamless elastic membrane for protected waterproofing. BIOGO-S is a practical choice for complex concrete details and non-exposed roof or below-ground assemblies.
Product image
Recommended applications
Non-exposed roofs, basements, bathrooms, balconies and pipe penetrations.
Key product data
| Pack | 25 kg |
|---|---|
| Application temperature | 5–35°C |
| System | Single component; moisture cure / أحادي المكون |
Reference information from the supplied product data. Performance and consumption depend on the grade and application conditions; confirm details in the batch documentation.
Standards & test methods
Reference standards and test methods stated in the product technical data. Values vary by grade I–V. Laboratory conditions: 23 ±2°C and 50 ±10% relative humidity. The package section lists density 1.45–1.55 kg/L and open time 4 h; grade-specific density values below differ. Confirm the selected grade.
| Property | I | II | III | IV | V | Test method |
|---|---|---|---|---|---|---|
| Tensile strength (MPa), min. | 3.0 | 4.0 | 5.0 | 5.0 | 6.0 | ASTM D412 |
| Elongation at break (%), min. | 800 | 600 | 500 | 1000 | 500 | ASTM D412 |
| Tear strength (N/mm), min. | 20 | 26 | 28 | 28 | 32 | ASTM D624 |
| Low-temperature flexibility | -35°C | -35°C | -35°C | -40°C | -35°C | ASTM D2136 |
| Density (g/cm³) | 1.45 | 1.40 | 1.36 | 1.30 | 1.33 | ISO 2811-1:2016 |
| Pull-off adhesion (MPa) | 1.5 | 2.0 | 2.0 | 2.0 | 2.5 | ASTM D7234 |
| Impermeability: 0.3 MPa, 120 min | Pass | Pass | Pass | Pass | Pass | 0.3 MPa, 120 min |
| Solids content (%), min. | 90 | 89 | 89 | 95 | 89 | ASTM C836 |
| Surface-dry time (h), max. | 4 | 3.5 | 3.5 | 4.5 | 3.5 | TDS reference: 12 h |
| Full dry time (h), max. | 11 | 10 | 9.5 | 11 | 9 | TDS reference: 24 h |
| Dynamic viscosity at 23°C (mPa·s) | 4000 | 5500 | 6000 | 10000 | 6000 | Spindle 3#; 12/6 rpm |
| Shore A hardness | 55 ±5 | 65 ±5 | 65 ±5 | 60 ±5 | 70 ±5 | ASTM2240 (as printed in TDS) |
References reproduce the editions listed in the product data. Confirm the required edition, selected grade and supporting test report for consultant approval.
Application & selection notes
For hot, dry site conditions, check substrate temperature, moisture, working time and curing before application. The heat resistance of a cured membrane does not permit installation outside the application limits in its TDS.
Specify for Saudi Arabia, UAE & GCC projects
Send the project location or destination port, application, substrate, required thickness, area in m², quantity and delivery schedule. Request the selected grade, export packing, TDS and batch documentation for consultant review. Manufactured in China; project approvals are reviewed for each enquiry.
Contact the export team