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Powder coatings for automobile bodies MT-A500 series

Product overview:

Weather-resistant pure polyester powder coatings designed for automobile bodies.

Use:Suitable for spraying of body parts of various models.

Coating characteristics:

-Excellent leveling

-Excellent UV and salt spray resistance

-Good easy-to-clean function

Application parameters:

Curing time: 180P~200cCx10~15 minutes

Spraying method: high-voltage electrostatic spraying 60~80KV

Recommended film thickness: 60-150 um

Project Instrument Judgment standard Test standard
Adhesion Single-edged knife, tape Grade 0 GB/T 9286
ISO 2409
ASTM D 3359
Impact resistance Impact tester 50 kg.cm (8mm diameter)

2.5Nm (16mm diameter)

(20mm diameter)

GB/T 1732
ASTM D 2794
ISO 6272
Coating hardness Hardness tester M 1H GB/T6739
ASTM D 3363
Alkali resistance 0.1N NaOH, beaker After 48 hours, the coating has no blistering,shedding, rusting, or spots GB/T 9274
Acid resistance 0.1N sulfuric acid, beaker M24H, coating does not become mushy GB/T9274
Salt spray resistance NSS salt spray chamber &500H, rust and blister v2mm GGB/T 1771
ASTMB-117
ISO 7253
Moisture and heat resistance Constant temperature and humidity chamber M 1000H, slight discoloration is allowed,no blistering, rusting, or shedding GB/T 1740
ISO 6270
Weather resistance Artificial accelerated aging chamber QUV-B313 500H M 3 grade GB/T1865
ISO 11341
Motor oil resistance L—E10# No surface change after 24h immersion GB/T 1734
Gasoline resistance 120# solvent oil No surface change after immersion for 4 hours GB/T 1734
Stone impact resistance Stone impact tester W3 SAEJ400
Water resistance Steaming and water storage 20 cycles allow coarsening, but no blistering GB/T 1733

ASTM D 2247

•The above tests all use 0.8mm degreased and derusted cold-rolled steel plates, with a coating thickness of 60~80um. The performance indicators of the coating will vary slightly with different gloss.

Environmental requirements:This product does not contain heavy metals such as quartz, selenium, lead, hexavalent, mercury, dart, cadmium, etc., and fully complies with RoHS 2Q environmental protection requirements.

Note:We will provide complete powder coating consultation and customized application solutions based on the actual needs of each customer. The test indicators mentioned in this report are all data obtained from laboratory testing and are for reference only, not as performance commitments for product applications. The results may vary depending on environmental factors and other conditions.


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