Anti-corrosion powder coating
WA：+86 132 6275 2056
WEB: std-coatings.com
Introduction
The unique design and formula of our anti-corrosion powder coating products enable them to maintain excellent physical, chemical, and mechanical properties in various extreme environments, providing heavy-duty corrosion protection and a long service life.
Application
Anti-corrosion powder coatings are widely used in automobiles, ships, containers, construction machinery, and outdoor building materials for heavy-duty corrosion protection.
Features
| Item | Specification |
|---|---|
| Chemical Type | Epoxy/Polyester or Pure Polyester Type |
| Appearance | Flat, textured, wrinkled, and other artistic patterns |
| Curing Condition (Workpiece Temperature) | 200℃ / 10min; improper curing may cause loss of color, gloss, and coating performance |
| Gloss | Depends on specific product |
| Storage Condition | Sealed and stored in a dry, cool place below 30℃ |
| Shelf Life | 6 months (<30℃), 12 months (<25℃) |
Technical indicators
Note: Substrate and pretreatment: Mechanical performance testing used 0.6mm thick degreased cold-rolled steel sheet; corrosion aging resistance testing used 0.6mm thick zinc-based phosphated steel sheet or chromated aluminum sheet.
• Film thickness: 60-80μm
• Curing conditions: 200℃/10min (workpiece temperature)
| Item | Index | Test Standard |
|---|---|---|
| Bending | Passed, curvature diameter 6mm | ASTM D522 |
| Passed, curvature diameter 4mm | GB/T 1731 | |
| Dry Adhesion | Passed, result 5B | ASTM D3359 |
| Passed, result Grade 0 | ISO 2409 | |
| Cupping Test | Passed, 6mm, no cracking/peeling | ISO1520 |
| Passed, 6mm, no cracking/peeling | GB/T 9753 | |
| Impact Resistance (Direct Impact) | ≥50kg·cm | ASTM D2794 |
| ≥50kg·cm | GB/T 1732 | |
| Pencil Hardness | ≥5H | GB/T 6739 |
| Chemical Resistance | Good (tested with general acids, alkalis, oils at room temperature) | / |
| Water Mist Resistance | Passed, 1000h, no blistering or loss of gloss | ASTM D1735 |
| Water Immersion Resistance | Passed, 240h, no blistering or loss of gloss | ASTM D870 |
| Neutral Salt Spray | Passed, 500h, no blistering or peeling | ISO 9227 |
Construction Reference
Anti-corrosion powder coatings can be applied using manual or automatic spraying equipment, ensuring a clean air source is used.
Atomizing air pressure: ~0.7 bar
Primary air pressure: ~0.7 bar
Recommended voltage: 40~90kV
Safety warning: When using spraying equipment, ensure proper ventilation and dust collection systems are functioning correctly. Workers must take appropriate protective measures and wear suitable protective equipment. For more detailed information, please refer to the safety information sheet for the corresponding product.
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