Automotive parts powder coatings MT-A300 Series

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 ISO 7253
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.

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