RAL1005 honey yellow High Quality Competitive Price Decorative Epoxy Polyester Powder Coating
Pre-treatment
The overall quality of the coating system is largely dependent on the type and quality of the pre-treatment. The recommended types of pre-treatment for the most frequently used substrates are:
Aluminium |
Chromate conversion |
Steel |
Zinc phosphate |
Zinc coated steel |
Zinc phosphate or chromate conversion |
Item |
Index |
Note |
Appearance(visual) |
Homogeneous color without any agglomerate |
|
Fineness(180 mesh sieve residue) |
<0.5% |
per custom’s request |
Fused flowability(mm) |
15°C±2°C |
per custom’s request |
Gel time |
200±2°C 30-180s |
|
Curing conditions |
200°C/10min |
Effective temperature |
Application Area
1. Household Applications |
7. Used for Security Door |
2. Car Coating |
8. Radiator & Heat Sin |
3. Used for Valve |
9. Corrosion Prevention of Pipes |
4. Track Traffic |
10. Communications Equipments |
5. Aerospare field |
11. Hardware & Brightwork |
6. Fitness Equipment |
12. Zincing & Aluminium |
Item |
Index |
Color |
In accordance with standard panels or within the range, negotiated by custom or supplier |
Appearance(visual) |
Smooth, slight orange peeled |
Gloss(60°gauge head) |
High gloss type≥85% Semi gloss type:51-84% |
Cured film thickness |
60-80μm |
Impact resistance |
50kg.cm (4.9Nm) pass (direct) |
Pencil hardness |
2H without scratch |
Adhesion(cross cut test) |
1mm 6x6 0 grade |
Bending test |
3mm pass |
Salt spray test |
500h <1 grade |
Humid heat resistance |
500h <1 grade |
Cupping test |
≥6mm |