PVDF Powder Coating KPL98

• Specific gravity: 1.3-1.7 (depending on color) • Storage period: 6 months (below 30℃, dry) • Curing conditions: 250℃ x 10 min or 230℃ x 15 min (thick aluminum plates require extended baking time)

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Multifunctional Powder Coating

Description

Commodity name: PVDF Powder Coating KPL98

Physical Properties

Powder Properties	PVDF content in film-forming resin not less than 70%
Powder Particle Size (D50)	Ultrafine Powder Coating 13-20μm
Dry Film Thickness (Total Film Thickness)	30-50μm
Theoretical Coverage Rate	11±2m/kg (30-50μm film thickness, 100% powder utilization)
Coating Equipment	Automatic or manual electrostatic powder spray gun equipment, powder recovery equipment should be effective
Specific Gravity	1.3-1.7 (depending on color)
Storage Period	6 months (below 30℃, dry)
Curing Conditions	250℃ x 10min or 230℃ x 15min (baking time should be extended for thick aluminum plates)

Coating Performance

Serial Number	Inspection Item	Inspection Standard	Test Result
1	State in Container	AAMA 2605	Uniform color, dispersed without caking
2	Coating Appearance		Smooth and flat, slight orange peel
3	Coating Thickness		30~50μm
4	Gloss		Agreed
5	Impact Strength		No peeling
6	Pencil Hardness		≥F
7	Cup Test		5mm
8	Adhesion (Cross-cut)		0
9	Bending Test		2mm
10	Salt Spray Test		4000h, single-side corrosion ≤2mm, blister rating ≤8
11	Damp Heat Test		4000h, blister rating ≤8
12	Acid Resistance, 15min, 10% HCl		No change
13	Alkali Resistance, 24h, 5% NaOH		No change
14	Nitric Acid Resistance, 30min, 70% HNO ₃		ΔE ≤ 5.0
15	Outdoor Exposure Test		10Y, gloss retention >50%, chalking ≤8, white chalking ≤6, ΔE ≤ 5.0
Note: The above tests were conducted on 2mm thick chromate-treated aluminum plates. The performance indicators of coatings thicker than 30-50μm may slightly decrease with gloss reduction.

The product performance and application data listed above were obtained under our company's test conditions. Actual product usage requirements vary and are not constrained by us. For any uncertainties, please contact the technical department of KFCC New Materials Co., Ltd.

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