Aluminum wheel hub powder coating series
We are a manufacturer based in China, specializing in high-quality Aluminum wheel hub powder coating series for industrial clients worldwide. Technical support and custom formulation available.
Category：powder Coating | Brand：MT
Introduction
Our aluminum wheel hub powder coating is a series of products designed for wheel hub primer protection and surface clear-coat finishing. The range covers multiple varieties to suit different requirements and coating characteristics, with good leveling, strong adhesion, and salt spray resistance.
Product Series
High-Transparency Clear PowderPure polyester transparent powder, high optical clarity.Standard Clear PowderPure polyester transparent powder, general-purpose clarity.High-Leveling Polyester BasePure polyester base powder with good leveling.High-Leveling Hybrid BaseEpoxy-polyester mixed base powder with balanced properties.
Application Field
Designed for aluminum wheel hub primer protection and surface clear-coat finishing, the series covers a range of products to meet different performance and coating requirements.
Packaging, Transport & Safety
Transportation & PackagingCarton packaging lined with two layers of PVC plastic bags; net weight 20 kg per box. Non-hazardous goods may be shipped by common modes; avoid direct sunlight, moisture, heat, and contact with chemicals.Hygiene & SafetyOperators should wear dust masks to avoid inhaling dust and minimize long-term skin contact. Powder on skin can be washed off with soap.
Powder Properties
| Characteristics | Specification |
|---|---|
| Product Features | Good leveling, strong adhesion, good salt spray resistance. |
| Specific Gravity | 1.2–1.8 g/cm³ (depending on formula and color) |
| Particle Size | Average 35–40 µm; <10 µm fraction <10%; >100 µm fraction <0.5%. |
| Storage Stability | Store below 35°C in a dry, ventilated room, away from direct sunlight. In air-conditioned rooms, condition the powder to room temperature before use to avoid moisture. Stable for 12 months; re-test after expiry. |
Coating Properties
Transparent Powder
| Test Item | Standard / Method | Index |
|---|---|---|
| Appearance | Visual inspection | Various panel surface effects |
| Impact | GB/T 1732 | ≥ 50 kg·cm |
| Bending | GB/T 6742 | ≤ 2 mm |
| Cupping | GB/T 9753 | ≥ 6 mm |
| Hardness | GB/T 6739 | ≥ H |
| Adhesion | GB/T 9286 | Level 0 |
| Neutral Salt Spray | GB/T 1771 | 800 h; scribed area unidirectional rust ≤ 2.0 mm; unscribed area no abnormality |
Base Powder
| Test Item | Standard / Method | Index |
|---|---|---|
| Impact | GB/T 1732 | ≥ 50 kg·cm |
| Bending | GB/T 6742 | ≤ 2 mm |
| Cupping | GB/T 9753 | ≥ 6 mm |
| Hardness | GB/T 6739 | ≥ H |
| Adhesion | GB/T 9286 | Level 0 |
| Neutral Salt Spray | GB/T 1771 | 800 h; scribed area unidirectional rust ≤ 2.0 mm; unscribed area no abnormality |
| Curing Conditions — Acrylic clear: 180°C / 10 min; Pure polyester clear: 200°C / 10 min (or low-temp 180°C / 10 min); Base powder: 180°C / 10 min. | ||
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