Detailed introduction
| Material Description | Polyurethane protective coating for drinking water is a product specifically designed for drinking water systems, consisting of hydrophobic polyurethane material and water-resistant and weather resistant polysiloxane | |||
| The product is solvent-free, non-toxic and harmless, and complies with the "Hygienic and Safety Evaluation Specification for Drinking Water Transmission and Distribution Equipment and Protective Materials". It is suitable for the protection of drinking water matching water tanks, water pipelines, etc. After solidification, the system has high strength and good wear resistance. It can also be applied to waterproofing in reservoirs, tunnels, buildings and other fields using patented technology | ||||
| Product advantages: | ||||
| Safety and Environmental Protection | Solvent free, high solid content, safe construction, environmentally friendly | |||
| Excellent waterproof performance | The film is dense, seamless, weather resistant and stable, and can maintain good waterproof performance during long-term use | |||
| Long waterproof lifespan | It has high tensile strength, high elongation, high tear strength, excellent impact resistance, and ultra-low water absorption compared to other materials, fully ensuring that the coating is not easily damaged and guaranteeing waterproof performance | |||
| Strong climate adaptability | The coating can withstand freeze-thaw cycles from -40 ° C to 60 ° C without peeling off, with high retention of mechanical properties, and is suitable for various harsh climates | |||
| KED waterproof material | Applying different composite processes to various scenarios for more reliable waterproofing | |||
| Main performance indicators of the product： | ||||
| project | parameter | project | parameter | |
| Solid content,% | 99 | Table drying time, s | 10-120 | |
Bonding strength MPa (concrete substrate) | 2 | Wear resistance, mg (CS-10 rubber wheel 750g/500r) | 10 | |
| Tensile strength, MPa | 20-30 | Impact resistance, kg.m | 1 | |
| Fracture elongation,% | 450 | Impermeability 0.4MPa, | Impermeability | |
| Tear strength, N/mm | 85 | Other physical and chemical properties | Compliant with hygiene and safety evaluation standards | |
| Water absorption rate, ， %，23°C | 1.2 | toxicity | Compliant with hygiene and safety evaluation standards | |
| Water absorption rate% 50PC | 5.1 | |||
| coating method | Spray coating construction | |||
| Recommended thickness is 2mm, theoretical coating amount is 1.2kg/(m2. mm), actual consumption is subject to on-site conditions | ||||
| application area | Protection of drinking water system supporting water tanks, water pipelines, etc | |||
| Waterproofing of water conservancy systems, reservoirs, and tunnels | ||||
