PP2S-420244 · Gentian Blue · Polyester-HAA
PRICE PER KG
All prices are EXW. You pay product price + export charges + ocean freight.
Description
PP2S is a polyester-HAA super-durable smooth powder coating designed for outdoor metal decoration and protection where superior weather resistance is required. It is suitable for applications requiring 11–18 years of outdoor weathering durability, with performance comparable to Qualicoat Class 2, AAMA 2604, and GB/T 5237.4-2017 (Class II) requirements. A 160°C low-temperature curing option is available. The formulation is TGIC-free, complies with applicable REACH restrictions, and is suitable for relevant markets including Europe.
Key Features
Best Suited For
| Parameter | Value |
|---|---|
| Chemistry | Polyester-HAA |
| Surface Effect | smooth medium gloss |
| Color Values | LAB: 36.2, -3.69, -29.22 RGB: 29, 89, 132 |
| 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 × 15 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 |
| Hardness | ≥F | ASTM D 3363 |
| Bending | 5 mm; 8 mm for a two-coat system; no detachment | ISO 1519 |
| Cupping Test | ≥5 mm, no visible cracking | ISO 1520 |
| Condensation Water Resistance (1000 h) | ISO 4628-2, grade ≤S2; corrosion from the scribe ≤1 mm on each side | ISO 6270-2 |
| Accelerated Weathering Test (1000 h) | Class 1.5 high-durability powder: gloss retention ≥75% and colour change within the specified limit; Class 2 super-durable powder: gloss retention ≥90% and colour change within the specified limit | ISO 16474-2 |
| Acetic Acid Salt Spray, AASS (1000 h) | ISO 4628-2, grade ≤S2; corrosion from the scribe ≤4 mm on each side | ISO 9227 |
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