PP1S-820227 · Signal Black · Polyester-HAA
PRICE PER KG
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Description
PP1S is a polyester-HAA smooth powder coating designed for high-durability outdoor decorative and protective applications on metal substrates. It is suitable for applications requiring 6–10 years of outdoor weathering durability, with performance comparable to Qualicoat Class 1, AAMA2603 and GB/T 5237.4-2017 (Class I) requirements. The minimum curing temperature can be as low as 160°C. The formulation is TGIC-free, complies with applicable REACH restrictions, and is suitable for markets including Europe and other relevant countries and regions.
Key Features
Best Suited For
| Parameter | Value |
|---|---|
| Chemistry | Polyester-HAA |
| Surface Effect | smooth medium gloss |
| Color Values | LAB: 27.43, 0.25, -0.53 RGB: 65, 65, 66 |
| Gloss at 60° | 40–80 GU |
| Specific Gravity | 1.2–1.8 g/cm³, depending on the final product formulation |
| Particle Size D50 | D₅₀: 30–45 μm; adjustable according to the coating application and product design |
| Film Thickness | 60–120 μm; excessive film thickness may cause pinholes or colour difference |
| Parameter | Value |
|---|---|
| Curing Conditions | 200°C × 10 min (workpiece temperature); customised low-temperature-curing products are available with a minimum curing temperature of 160°C |
| Application Guidelines | Suitable for manual or automatic electrostatic spray application. Other application methods, such as tribostatic spraying or electrostatic fluidised-bed coating, shall be specified in advance. |
| Test | Result | Standard |
|---|---|---|
| Initial Adhesion | Pass, Gt 0–1 | ISO 2409 |
| Impact Resistance | 2.5 N·m, no coating detachment under direct impact | ISO 6272 |
| Hardness | ≥F (refer to the specific product) | ASTM D 3363 |
| Bending | 5 mm; 8 mm for a two-coat system; no visible detachment | ISO 1519 |
| Cupping Test | ≥5 mm, no visible cracking | ISO 1520 |
| Resistance to Condensation Water (1000 h) | 1 mm cross-cut; ISO 4628-2, grade ≤S2; corrosion from the scribe ≤1 mm on each side | ISO 6270-2 |
| Xenon-Arc Weathering (1000 h) | Gloss retention ≥50%; colour change within the specified limit | ISO 16474-2 |
| Acetic Acid Salt Spray, AASS (1000 h) | 1 mm scribe; ISO 4628-2, grade ≤S2; corrosion from the scribe ≤4 mm on each side | ISO 9227 |
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