Product Overview:
Weather-resistant pure polyester powder coatings designed for automotive wipers, luggage racks, bumpers and other parts.
Characteristics of this layer:
-Good adhesion
-Good mechanical properties
-Excellent outdoor durability and UV resistance
Application parameters:
Curing time: 180 inches ~ 200PX10 ~ 15 minutes
Spraying method: high-voltage electrostatic spraying 60 ~ 80KV
Recommended film thickness: 60-150 um
| Project | Instrument | Judgment standard | Test standard |
| Pencil hardness | Pencil hardness tester | M 1H | GB“ 6739
ASTM D 3363 |
| Impact resistance | Impact tester | 50 kg.cm (diameter 8mm)
2.5Nm (diameter 16mm) (diameter 20mm) |
GB“ 1732 ASTM D 2794 ISO 6272 |
| Bending resistance | Bending tester | W 2mm (cylindrical shaft)
Conical shaft bending Cylindrical shaft |
GB/T 6742 ASTM D 1737 ISO 1519 |
| Adhesion | 100-grid test | Grade 0 | GB/T 9286 ISO 2409 ASTM D 3359 |
| Cupping | Cupping instrument | a 6 mm | GB/T 9753 ISO 1520 |
| Salt spray resistance | NSS salt spray | S500H, WbW2mm | GB/T 1771
ASTM B-117 |
| Moisture and heat resistance | Constant temperature and humidity chamber | M 1000H slight gloss loss | GB/T 1740 ISO 6270 |
| Weather resistance | Artificial accelerated aging chamber | QUV-B313 500H 3 levels | GB/T 1865 ISO 11341 |
• The above tests all use 0.8mm degreased and derusted cold-rolled steel plates, with a coating thickness of 60 to 80um. The performance indicators of the coating will vary slightly with the gloss.
Environmental requirements: This product does not contain heavy metals such as chlorine, selenium, lead, hexavalent tin, mercury, iron, cadmium, etc., and fully complies with RoHS2.0 environmental protection requirements.
Explanation: We will provide complete powder coating consultation and application customization solutions based on the actual needs of each customer. The test indicators mentioned in this report are all laboratory test data for reference only and are not intended as performance commitments for product applications. The results will vary with environmental factors and other conditions.
