Frame & chassis powder coatings MT-A400 series/powder coating composition
Coating characteristics:
– High corrosion resistance
– Excellent bending resistance
– Excellent stone impact resistance and UV resistance
Application:Suitable for frame and chassis parts of various models
Application parameters:
Curing time: 180~200tCx10~15 minutes
Spraying method: high voltage electrostatic spraying 60~80KV
Physical properties
Recommended film thickness: 60-150 um
| Project | Instrument | Judgment standard | Test standard |
| Pencil hardness | Pencil hardness tester | A 1H | GB/T 6739 ASTM D 3363 |
| Impact resistance | Impact tester | 50 kg.cm (8mm diameter)
2.5Nm (16mm diameter) (20mm diameter) |
GB/T1732 ASTM D 2794 ISO 6272 |
| Bending resistance | Bending tester | v2mm
Cylindrical shaft |
GB/T 6742
ASTM D 1737 |
| Adhesion | Hundred grid test | Grade 0 | GB/T 9286 ISO 2409 ASTM D 3359 |
| Cupping | Cupping instrument | M 6 mm | GB/T9753 ISO 1520 |
| Salt spray resistance | NSS salt spray | &600H, WbW2mm | GB/T1771 ASTMB-117 ISO 7253 |
| Moisture and heat resistance | Constant temperature and humidity chamber | M 1000H slight gloss loss | GB/T1740 ISO 6270 |
| Weather resistance | Aging test chamber | QUV-B313 500H N 3 level | GBZT 1865 ISO 11341 |
| Motor oil resistance | L—E10# | No surface change after 24 hours of immersion | GB/T 1734 |
| Anti-Stone Impact | Anti-Stone Impact Tester | W3 | SAEJ400 |
•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 tin, selenium, lead, hexavalent chromium, mercury, dart, cadmium, etc., and fully complies with RoHS 2.0 environmental requirements.
Explanation:We will provide complete powder coating consultation and application customization solutions based on the actual needs of each customer. The various 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.
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