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Polyester Powder Coating
Polyester powder coating have a good weather resistance,so it is very suitable for outdoor. Such as building material,traffic sign,automobile industry and guardrail etc.
| NO | Testing Item | Testing Method | Testing Result | ||
| 1 | Appearance(visual) | Homogeneous color,Without any agglomrate | Homogeneous color,Without any agglomrate | ||
| 2 | Pinhole Test (GB/T5135.20-2010) | Without electric-spark | Pass | ||
| 3 | Adhesion(GB/T5135.20-2010) | 1~3 Class | 1 class pass | ||
| 4 | Bending Test (GB/T5135.20-2010) | Coating is not peeling, breaking | Pass | ||
| 5 | Flattening Test (GB/T5135.20-2010) | Coating is not peeling, breaking | Pass | ||
| 6 | Impact Resistance (GB/T5135.20-2010) | Coating is not peeling, breaking | Pass | ||
| 7 | Vacuum Resistance (GB/T5135.20-2010) | Coating is not peeling, breaking | Pass | ||
| 8 | High Temperature Resistance (GB/T5135.20-2010) | Coating is not peeling, breaking | Pass | ||
| 9 | Low Temperature Resistance (GB/T5135.20-2010) | Coating is not peeling, breaking. Adhesion pass 1~3 class | 1 class pass | ||
| 10 | Pressure Cycle (GB/T5135.20-2010) | Coating is not peeling, breaking. Adhesion pass 1~3 class | 1 class pass | ||
| 11 | Temperature Cycle (GB/T5135.20-2010) | Coating is not peeling, breaking. Adhesion pass 1~3 class | 1 class pass | ||
| 12 | Weather resistance | Uvioresistant is up to GB5237.4 | Pass Polyester Powder Coating |
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