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RAL1003 signal yellow Polyurethane powder coating for Electronic components
Polyurethane powder binders contain a hydroxyl functional polyester cured with an isocyanate crosslinker. The isocyanate crosslinker level can range from 15 to 60 percent and therefore strongly influences the ultimate coating properties.
DESCRIPTION
1 “Polyurethane powder coating” is a series of polyurethane based powder coating formulated for exterior environment.
2 Offering excellent anti-corrosion and flexibility properties.
3 Excellent smoothness and high gloss
4 Available for a wide range of colors and gloss levels to suit different applications.
Powder Property | |
Appearance | Fine powder |
Particle Size | Average 32-40μm |
Specific Gravity | 1.3-1.5g/cm3 |
Coverage | 7-8 square meter per Kg at 80μm film thickness |
Application Recommendation | |
Applicatoin | Corona |
Application Voltage | 60-90 KV |
Gun to Component Distance | 15-30 CM |
Film Thickness | 80-90μm |
Curing Temperature | 190℃(Object temperature) for 15 minutes |
1. Non-polluted, environment friendly, high efficiency;
2. It can be recycle used and can save resource;
3. Good leveling property;
4. Excellent coating for angle margin;
5. Good adhesion, dispense with first coat;
6. Excellent weather resistance and wearing resistance;
7. Better than epoxy polyester on anti-yellowing
8. Good chemical and solvent resistance;
9. Good physical mechanical properties;
10. Wide range of coating color;
11. No by-products, without bubble and pinhole while curin