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| OEM | OEM Services Provided |
| Feature | Good stability |
| Classification | Paint Additives |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact Export Director now ↓ |
Features:
Outstanding water resistance and anti-corrosion;
Excellent weather resistance and anti-scratching;
Excellent overbake resistance
| Category | Specifications |
|---|---|
| Definition | Dry finishing process applying protective/decorative polymer powder to aluminum substrates |
| Key Benefits | Corrosion resistance, UV protection, aesthetic versatility |
| Coating Type | Advantages | Limitations | Typical Applications |
|---|---|---|---|
| Polyester-TGIC Free | Excellent weatherability REACH compliant | Moderate chemical resistance | Architectural extrusions Window frames |
| Polyurethane | Superior abrasion resistance High gloss retention | Higher cost | Automotive trim Marine components |
| Epoxy | Best chemical resistance Strong adhesion | Poor UV stability | Industrial equipment Electrical enclosures |
| Hybrid (Epoxy-Polyester) | Balanced properties Cost-effective | Limited outdoor use | Indoor furniture Consumer electronics |
| Process | Parameters | Purpose |
|---|---|---|
| Alkaline Cleaning | pH 9-11. 50-60°C | Remove oils/contaminants |
| Chromate Conversion | 30-90 sec immersion | Enhance adhesion/corrosion resistance |
| Non-Chromate Pretreatment | Zr/Ti based alternatives | Eco-friendly option |
| Rinsing | DI water, <50 ppm impurities | Prevent staining |
| Parameter | Requirements | Equipment |
|---|---|---|
| Film Thickness | 60-120 μm | Eddy current gauge |
| Curing Schedule | 180°C × 15 min | Convection oven |
| Transfer Efficiency | 70-85% | Electrostatic gun |
| Pre-heat | 100-120°C × 5 min | For complex geometries |
| Test | Requirement | Method |
|---|---|---|
| Salt Spray | 1000h (Class 9) | ASTM B117 |
| QUV Weathering | ΔE<3 after 2000h | ASTM G154 |
| Adhesion | 5B (cross-cut) | ASTM D3359 |
| Bend Test | 2T pass | ASTM D522 |
| Option | Characteristics | Gloss Range |
|---|---|---|
| Metallic | Aluminum flake effects | 20-80% |
| Matte | Non-reflective surface | 10-30% |
| Textured | Hammer-tone patterns | 15-40% |
| Clear Coat | Substrate visibility | 85-95% |
| Sector | Components | Key Requirements |
|---|---|---|
| Architecture | Curtain walls, roofing | Weather resistance |
| Transportation | Vehicle panels, railings | Impact resistance |
| Consumer Goods | Electronics housings | Aesthetic quality |
| Industrial | Heat sinks, machinery | Thermal stability |
Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
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