High-Quality Duayen Polyurea Spray Manufacturers – SWD9007 traffic tunnel special fire retardant polyurea anticorrosion protective coating – SWD
High-Quality Duayen Polyurea Spray Manufacturers – SWD9007 traffic tunnel special fire retardant polyurea anticorrosion protective coating – SWD Detail:
Product features and advantages
*Solvent free, 100% solid content, safe, environmentally friendly and odor free.
*Rapid cure, can be sprayed forming on any bent, slope and vertical surfaces, no sagging.
*Dense coating, seamless, with good flexibility
*High adhesive strength, can fast bond well on many substrate like steel, concrete, wood, fiber glass etc.
*Excellent impact resistance, abrasion resistance
*Excellent corrosion resistance and chemical resistance to acids, alkali, salts etc.
*Excellent waterproof performance
*Good shock absorbing performance
*Excellent resistance to temperature variation
*Fast cure, application site back to service quickly
*Excellent durability to reduce maintenance cost of service life
*Extend the service life of sprayed structure
Application scopes
Fire retardant anticorrosion waterproof protection of railways, road, urban subway and other transportation facilities.
Product information
| Item | A | B |
| Appearance | Pale yellow liquid | Adjustable color |
| Specific gravity (g/m³) | 1.12 | 1.22 |
| Viscosity (cps) @25℃ | 800 | 880 |
| Solid content (%) | 100 | 100 |
| Mix ratio (by volume) | 1 | 1 |
| Gel time (second) @25℃ | 4-6 | |
| Surface dry time (second) | 15-40 | |
| Theoretical Coverage (dft) | 1.08kg/㎡ Film thickness 1mm | |
Physical properties
| Item | Test standard | Result |
| Hardness (Shore A) | ASTM D-2240 | 92 |
| Elongation rate(%) | ASTM D-412 | 180 |
| Tensile strength(Mpa) | ASTM D-412 | 8 |
| Tear strength (N/km) | ASTM D-624 | 60 |
| Impermeability(0.3Mpa/30min) | HG/T 3831-2006 | impermeable |
| Wearable(750g/500r)/mg | HG/T 3831-2006 | 1.2 |
| Adhesive strength(Mpa)concrete base | HG/T 3831-2006 | 3.2 |
| Adhesive strength(Mpa) steel base | HG/T 3831-2006 | 11.3 |
| Density(g/cm³) | GB/T 6750-2007 | 1.08 |
| Cathodic disbondment [1.5v,(65±5)℃,48h] | HG/T 3831-2006 | ≤15mm |
| Fire retardant | GB8624-2012 | B1 |

Product detail pictures:
Related Product Guide:
In order to give you convenience and enlarge our business, we also have inspectors in QC Team and assure you our best service and product for High-Quality Duayen Polyurea Spray Manufacturers – SWD9007 traffic tunnel special fire retardant polyurea anticorrosion protective coating – SWD , The product will supply to all over the world, such as: Norwegian, Cancun, Guatemala, Since its foundation , the company keeps living up to the belief of "honest selling , best quality , people-orientation and benefits to customers. " We are doing everything to offer our customers with best services and best products . We promise that we'll be responsible all the way to the end once our services begin.
This company has the idea of "better quality, lower processing costs, prices are more reasonable", so they have competitive product quality and price, that's the main reason we chose to cooperate.









