Standard Weathering powder Coating

Introduction:

High weathering resistant powder coating designed for architectural aluminum parts, meeting the requirements of GB5237.4. AS3715. BS6496. Qualicoat (Class 1) and AAMA2603-02.

Advantages:

—Good adhesion, flexibility and other excellent mechanical properties

—Good chemical resistance and corrosion resistance

—Excellent weather resistance and heat resistance

Application:

Used in places with high weather resistance requirements (such as windows, aluminum plates, residential doors, curtain walls, etc.)

Product series:

—Products with a variety of gloss and colors can be provided, and the specific gloss and color are subject to customer requirements

—Can be made into a variety of texture products, such as sand grain, hammer grain, metal effect, etc.

Application parameters:

Curing conditions: 200℃×10～15 mins/(actual temperature of the workpiece)

Spraying method: High-voltage electrostatic spraying 60-80 KV

Recommended film thickness: 60～80 um

Performance Category	Performance Parameter	Possible Specification	Test Method
Mechanical Properties	Pencil Hardness	≥H	GB/T 6739
	Impact Resistance	≥50 kg·cm	GB/T 1732
	Flexibility	≤2mm	GB/T 6742
	Adhesion	≥class 1	GB5237.4-2008 4.5.5
	Cupping Depth	≥6mm	GB/T 9753
Chemical Properties	Salt Spray Resistance	≥500 hours, ≥Grade 9	GB5237.4-2008 4.5.15
	Humidity Resistance	≥1000 hours, no blistering	GB5237.4-2008 4.5.16
	Weather Resistance (QUV-B313)	≥240h	GB/T 1865
	Chemical Resistance (5% H₂SO₄)	240 hours, no change	–
	Chemical Resistance (5% NaOH)	168 hours, slight loss of light	–

The above tests all use 0.8mm pure aluminum plates, and the coating thickness is 60～80um. The performance indicators of the coating will vary slightly with the gloss.

This product does not contain heavy metals such as arsenic, selenium, lead, hexavalent chromium, mercury, antimony, cadmium, etc., and complies with RoHS requirements.

Storage conditions:Store in a dry, ventilated room at around 25°C, away from direct sunlight. Under this condition, the powder can be stored for 12 months. If it exceeds the expiration date, it can be re-tested and can still be used if the results meet the requirements.

Note:The test indicators mentioned in this report are all data obtained from laboratory tests and are for reference only, not as a performance commitment for product application. The results may vary depending on environmental factors and other conditions.

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