Powder Coating Services
Powder coating is an advanced surface finishing process where dry powder is electrostatically sprayed onto the surface of parts and then cured at high temperatures to form a dense and durable coating. It provides excellent corrosion resistance, decorative effects, and environmental benefits.
What is Powder Coating?
Powder coating is a solvent-free coating process that uses electrostatic attraction to evenly apply powder to workpiece surfaces. After heat curing, the powder melts and solidifies into a uniform protective and decorative layer.
Why Choose Powder Coating ？
Superior Corrosion Resistance: Protects the substrate and extends product lifespan.
Excellent Appearance: Wide variety of colors, gloss levels, and textures.
Eco-Friendly: VOC-free and compliant with environmental standards.
Durable & Wear-Resistant: High hardness, scratch resistance, and impact resistance.
Cost-Effective: Efficient process with lower maintenance costs.
Powder Coating Parameters
| Category | Parameter Options |
|---|---|
| Colors | Black, White, Gray, Silver, Blue, Red, Green, Yellow, Orange, Brown; Special Effects: Metallic, Glitter, Pearl, Hammered, Wrinkle, Texture; Custom RAL/Pantone available |
| Gloss (60°) | High Gloss ≥80%; Semi-Gloss 50–79%; Matte 20–49%; Ultra Matte <20% |
| Film Thickness | Standard 60–120 μm; Heavy-Duty 100–200 μm; Decorative 40–80 μm |
| Surface Roughness (Ra) | Standard 1.0–2.0 μm; Smooth <1.0 μm; Texture Powder 3.0–10.0 μm |
| Surface Hardness | Epoxy Powder 2H–3H; Polyester Powder 2H–4H; Wear-Resistant up to 5H |
| Abrasion Resistance | Standard ≤60 mg loss (1000g/1000 cycles); High Wear-Resistant ≤20 mg loss |
| Corrosion Resistance | Epoxy 500–1000 hrs; Polyester 750–1500 hrs; Heavy-Duty ≥2000 hrs (Salt Spray Test) |
| Weather Resistance | Indoor ≥1 year; Outdoor Polyester 5–10 years; Fluoropolymer 15–25 years |
| Chemical Resistance | Resistant to mild acids/alkalis, alcohol, gasoline, lubricants; Special grades for strong chemicals |
| Powder Types | Epoxy, Polyester, Epoxy-Polyester Hybrid, Fluoropolymer, Functional (High-temp, Antibacterial, Anti-static) |
| Masking | Threads, mating surfaces, and precision areas can be masked using high-temp tape, silicone plugs, or fixtures |
| Appearance | Smooth and uniform coating, no pinholes, runs, or bubbles; Options for smooth, texture, wrinkle, hammered finishes |
Detail of a Powder Coated Parts
Materials Suitable for Powder Coating
| Material Category | Examples |
|---|---|
| Aluminum Alloys | 6061, 6063, 7075, A380, ADC12 |
| Carbon Steel | Q235, Q345, A36, 1018, 1020, 1045 |
| Stainless Steel | 304, 316, 410, 430 |
| Magnesium Alloys | AZ91, AM60 |
| Copper & Brass | C11000, C26000, C36000 |
Applications of Powder Coated Parts
Automotive: Frames, wheels, engine parts
Construction: Window profiles, railings, curtain walls
Home Appliances: Refrigerator, washing machine, oven housings
Industrial Equipment: Cabinets, enclosures, machine parts
Consumer Electronics: Computer cases, speaker housings
