High-Quality Duayen Spray System Polyurea Coating Products – SWD9007 traffic tunnel special fire retardant polyurea anticorrosion protective coating – SWD
High-Quality Duayen Spray System Polyurea Coating 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:
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We're commitment to offer you the aggressive cost ,superb products and solutions top quality, too as fast delivery for High-Quality Duayen Spray System Polyurea Coating Products – SWD9007 traffic tunnel special fire retardant polyurea anticorrosion protective coating – SWD , The product will supply to all over the world, such as: Plymouth, Berlin, Iraq, We expect to deliver merchandise and services to more users in global aftermarket markets; we launched our global branding strategy by providing our excellent products and solutions all over the world by virtue of our well reputed partners letting global users keep pace with technology innovation and achievements with us.
We have been engaged in this industry for many years, we appreciate the work attitude and production capacity of the company, this is a reputable and professional manufacturer.









