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hardware materials such as electroplating substrates, zinc-iron alloys, stainless steel, etc.
Construction process:
1. The material should be cleaned of oil and dust on the surface before use
2. Spraying method: electrostatic spraying
3. Construction viscosity: 9.5±0.5 seconds (NK-2# cup)
4. Baking temperature: 100℃/30 minutes
Performance:
|
Test items |
Inspection standards |
Test results |
|
|
Method |
Standard |
||
|
Appearance of coating film |
Iron-Cobalt Colorimetry |
≤1级 |
Colorless transparent liquid |
|
Gloss (60° head) |
GB/T9754 |
≥80° |
98 |
|
Pencil hardness (H) |
GB/T 6739 |
≥HB |
H |
|
Neutral salt spray 5% |
GB/T-1771 |
≥Level 8 /48h |
Level 8 |
|
Viscosity |
GB/T 1723 |
NK-2# cup |
10 seconds |
