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PU waterproof coatings

BIOGO-WS — Water-Based PU Waterproof Coating

Single-component water-based polyurethane coating for concrete and suitably prepared metal roofs. Available in UV-resistant and non-UV-resistant grades to match exposed or protected waterproofing assemblies.

BIOGO-WS Water-Based PU Waterproof Coating

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Recommended applications

Building roofs, prepared metal roofs, below-ground works and indoor waterproofing.

Key product data

Pack25 kg
Reference consumption at 1 mm2.0–2.2 kg/m²
Application temperature5–35°C

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. Test conditions: 23 ±2°C; relative humidity 50 ±10%.

Property / conditionTechnical requirement / reference value
Solids content≥60%
Density (g/mL)Measured value to be reported; no numeric value supplied
Tack-free time≤4 h
Through-dry time≤12 h
Tensile strength≥2.0 MPa
Elongation at break≥500%
Tear strength≥15 N/mm
Low-temperature flexibility-35°C; No cracking
Watertightness: 0.3 MPa, 120 minNo leakage
Elastic recovery≥70%
Bond strength: standard conditions≥1.0 MPa
Bond strength: wet substrate≥0.5 MPa

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

Specify the UV-resistant grade for exposed areas. Use the specified two-component water-based epoxy primer, A:B = 10:1 by weight. Do not transfer this primer ratio to the ready-to-use coating. Confirm substrate moisture and adhesion on a trial area.

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