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বাংলা 
Spray-Applied Polyurea Waterproof Coating
Product Features
- High-performance two-component spray polyurea system with rapid gel time and fast curing for efficient project completion.
- Forms a seamless, highly elastic waterproof and protective membrane capable of bridging substrate movement.
- Excellent abrasion, impact, and tear resistance for demanding industrial environments.
- Resistant to water, salt spray, acids, alkalis, and a wide range of chemicals.
- Strong adhesion to concrete, steel, wood, and various construction substrates.
- Excellent weather resistance with aromatic or aliphatic system options depending on project requirements.
- Ideal for waterproofing and corrosion protection in infrastructure, industrial, and commercial applications.
Standards
| Item | Specification |
|---|---|
| Product | Spray-Applied Polyurea Waterproof & Protective Coating |
| Product Type | Two-Component Spray Polyurea Elastomer |
| Composition | Polyurea Resin & Isocyanate System* |
| Standard | Enterprise Standard (Q/GDHY)* |
| Cure Method | Rapid Gel by High-Pressure Spray |
| Application Method | High-Pressure Airless Spray |
Application
Suitable for roofs, basements, bridges, tunnels, wastewater treatment plants, water tanks (subject to project requirements), chemical containment areas, underground utilities, steel structures, industrial facilities, parking decks, stadiums, marine structures, and long-term waterproofing and corrosion protection projects.
Application Procedure
- Prepare a clean, dry, and structurally sound substrate.
- Apply the recommended primer according to the substrate type.
- Reinforce corners, joints, cracks, and penetrations where required.
- Spray the polyurea coating using professional high-pressure plural-component equipment to the specified thickness.
- Inspect coating thickness, continuity, and surface quality, repairing defects if necessary.
- Perform final inspection after curing before placing the system into service.
Technical Specifications
| Item | Technical Specifications |
|---|---|
| Product Type | Two-Component |
| Appearance | Liquid (Part A / Part B) |
| Solids Content | ≥98% |
| Gel Time | 5–20 Seconds |
| Tack Free Time | ≤1 Minute |
| Recommended Thickness | 2–3 mm |
| Coverage | 2.0–3.5 kg/m² |
| Elongation at Break | ≥350%* |
| Tensile Strength | ≥18 MPa* |
| Tear Strength | ≥60 N/mm* |
| Application Temperature | -10℃ to 45℃ |
| Package | Part A: 220 kg / Part B: 210 kg |
Transportation & Storage
Transport the product in sealed containers and protect it from impact, direct sunlight, and moisture. Store in a cool, dry, and well-ventilated warehouse at 5℃–35℃, away from heat sources, ignition, and humidity. The unopened product typically has a shelf life of 12 months.
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