High-Quality Duayen Polyurea Spray Products – SWD9007 traffic tunnel special fire retardant polyurea anticorrosion protective coating – SWD
High-Quality Duayen Polyurea Spray Products – 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:
We are convinced that with joint endeavours, the small business between us will bring us mutual benefits. We could assure you products quality and competitive selling price for High-Quality Duayen Polyurea Spray Products – SWD9007 traffic tunnel special fire retardant polyurea anticorrosion protective coating – SWD , The product will supply to all over the world, such as: French, azerbaijan, Melbourne, Excellent quality comes from our adherence to every detail, and customer satisfaction comes from our sincere dedication. Relying on advanced technology and industry reputation of good cooperation, we try our best to provide more quality products and services to our customers, and all of us are willing to strengthen exchanges with domestic and foreign customers and sincere cooperation, to build a better future.
Reasonable price, good attitude of consultation, finally we achieve a win-win situation,a happy cooperation!










