China Supplier Polyurea Coating for Sewage Treatment Tank, Find details about China Polyurea Coating for Sewage Treatment Tank, Polyurea Products Construction Project from China Supplier Polyurea Coating for Sewage Treatment Tank
Item | Technical Index | ||
GB/T 23446-2009 Type TWO | TH-8029 | ||
Solid content (%) | ≥98 | 99 | |
Gel time (S) | ≤45 | 15 | |
Surface drying time (S) | ≤120 | 60 | |
Tensile strength (Mpa) | ≥16 | 17 | |
Elongation at break | ≥450 | 455 | |
Tear strength (N/mm) | ≥50 | 58 | |
Low temperature bending property (ºC) | ≤-40 | ≤-40 | |
Water-impermeable (0.4Mpa, 2H) | Water-impermeable | Water-impermeable | |
Heating expansion rate (%) | Elongation | ≤1.0 | 0.4 |
Shrink | ≤1.0 | 0.4 | |
Bond strength (MPa) | ≥2.5 | ||
Water absorption rate (%) | ≤5.0 | 2 | |
Aging at constant extension | Heating aging | No cracks and deformation | |
Artificial climate aging | No cracks and deformation | No cracks and deformation | |
Heat treatment | Elongation at break (%) | ≥400 | 430 |
Alkali treatment | Elongation at break (%) | ≥400 | 425 |
Acid treatment | Elongation at break (%) | ≥400 | 420 |
Salt treatment | Elongation at break (%) | ≥400 | 450 |
Artificial weathering | Tensile strength retention rate (%) | 80~150 | 99 |
Elongation at break (%) | ≥400 | 445 | |
Low temperature bending property (ºC) | ≤-35 | -38 | |
Hardness (Shore A) | ≥80 | 90±5 | |
Wear resistance (750g/500r)/mg | ≤30 | 4.2 | |
Impact resistance (kg/m) | ≥1.0 | 1.5 | |
Color | Customized |
The versatility of spray polyurea products |
Product shelf life and storage: 1. The storage temperature should be 5-40ºC 2. Under normal storage and transportation conditions, the storage period is not less than 6 months from the date of production 3. Store in a cool, ventilated environment, avoid direct sunlight, prohibit close to fire sources, and prevent collisions 4. Packaging: component A: 220KG/drum, component B: 210KG/drum |
Precautions: 1. During construction, the temperature of the substrate must be 3°C higher than the dew point temperature; 2. Before the product is used, component B should be fully stirred; 3. The system has a 100% solid content, and it is strictly forbidden to add any diluent; 4. During construction in a confined space, good ventilation must be maintained; 5. When using this product, you must wear work clothes, goggles, gas masks, gloves and other protective equipment. |
Product application guidance: Recommended spraying machine: Graco H-XP3 polyurea spraying equipment spray gun; air or mechanical self-cleaning polyurea spray gun Static pressure 2300-2500psi; dynamic pressure 2000-2200psi Recommended dry film thickness: 1000-3000μm Recoating interval≤6h |
Proportion: Component A: Component B =1:1 |