Painted Ppal 1060 Pvdf Pe Prepainted Color Coated Aluminum Coils And Sheets
Painted PPAL 1060 PVDF PE prepainted color coated aluminum coils and sheets are widely used in modern construction, signage, appliances, transportation, and decorative fabrication. Built on 1060 aluminum alloy, this product combines the excellent formability and corrosion resistance of pure aluminum with durable PE or PVDF paint systems, creating a lightweight, attractive, and long-lasting material for indoor and outdoor applications.
For buyers, fabricators, and project engineers, this material offers a practical balance of appearance, processing performance, weather resistance, and cost efficiency. It is especially suitable where flatness, color consistency, easy bending, and long service life are required.
What Is Painted PPAL 1060 Color Coated Aluminum?
PPAL usually refers to prepainted aluminum products supplied in coil or sheet form. The base metal is AA1060 aluminum, a commercially pure alloy with very high aluminum content. After pretreatment, the surface is coated with PE (Polyester) or PVDF (Polyvinylidene Fluoride) paint, then cured to form a uniform decorative and protective layer.
The result is a product with these advantages:
- Light weight and easy handling
- Excellent corrosion resistance
- Smooth, attractive surface finish
- Good bending and roll-forming performance
- Wide color availability based on RAL or custom standards
- Lower maintenance cost over time
Main Functions of Painted 1060 Aluminum Coils and Sheets
Painted 1060 aluminum does more than provide color. It serves several important functions in finished products and building systems.
| Function | Description | Customer Value |
|---|---|---|
| Decorative surface | Provides uniform color, gloss, and visual appeal | Improves product appearance and branding |
| Corrosion protection | Paint coating and aluminum base resist moisture and environmental attack | Extends service life |
| Weather resistance | Especially with PVDF coating, resists UV, chalking, and fading | Suitable for outdoor use |
| Processability | Soft 1060 alloy can be bent, stamped, rolled, and cut easily | Reduces fabrication difficulty |
| Lightweight construction | Aluminum weighs much less than steel | Lowers transport and installation cost |
| Surface consistency | Coil coating process ensures stable thickness and finish | Better quality control in mass production |
Typical Applications
Because of its softness, clean surface, and coating flexibility, PPAL 1060 is used across many industries.
| Application Area | Typical Use |
|---|---|
| Building and construction | Roofing, ceilings, wall cladding, curtain wall panels, fascia, gutters |
| Interior decoration | Partitions, decorative panels, cabinets, suspended ceilings |
| Signage and advertising | Sign boards, display panels, channel letters, printing substrates |
| Home appliances | Back panels, outer casings, trim parts |
| Transportation | Trailer panels, interior vehicle trim, insulation jacketing |
| Industrial insulation | Pipe cladding, tank insulation covers, protective wraps |
| General fabrication | Roll-formed sections, stamped covers, lightweight enclosures |
PE coated aluminum is often selected for indoor decoration and moderate environments, while PVDF coated aluminum is preferred for high-end exterior architectural use due to its superior weather durability.
Base Alloy Features: 1060 Aluminum
1060 belongs to the 1xxx series aluminum alloys, known for high aluminum purity and excellent corrosion resistance. It is not intended for high structural strength, but it performs very well in forming and decorative applications.
| Property | Value / Characteristic |
|---|---|
| Alloy designation | AA1060 / EN AW-1060 |
| Aluminum content | ≥ 99.6% |
| Alloy type | Commercially pure aluminum |
| Main characteristics | High ductility, good conductivity, good corrosion resistance |
| Strength level | Low compared with 3xxx, 5xxx, or 6xxx alloys |
| Forming ability | Excellent |
| Weldability | Good |
| Surface quality | Suitable for painting and decorative finishing |
Common Temper Conditions
The temper affects hardness, formability, and end-use performance. For painted coils and sheets, softer tempers are commonly used.
| Temper | Condition | Typical Characteristics |
|---|---|---|
| O | Annealed | Softest, excellent bending and deep forming |
| H14 | Strain-hardened, half hard | Good balance of strength and formability |
| H16 | Strain-hardened, harder than H14 | Better rigidity, moderate forming |
| H18 | Full hard | High hardness for flat applications, limited bending |
| H24 | Strain-hardened and partially annealed | Controlled strength with workable formability |
Chemical Composition of 1060 Aluminum Alloy
The exact composition may vary slightly according to the applicable standard, but typical limits are as follows:
| Element | Content (%) |
|---|---|
| Al | ≥ 99.60 |
| Si | ≤ 0.25 |
| Fe | ≤ 0.35 |
| Cu | ≤ 0.05 |
| Mn | ≤ 0.03 |
| Mg | ≤ 0.03 |
| Zn | ≤ 0.05 |
| Ti | ≤ 0.03 |
| V | ≤ 0.05 |
| Other each | ≤ 0.03 |
| Other total | ≤ 0.10 |
Coating Systems: PE vs PVDF
The coating type strongly influences performance, cost, and recommended use.
| Coating Type | Full Name | Typical Top Coat Thickness | Main Advantages | Typical Use |
|---|---|---|---|---|
| PE | Polyester | 14–20 μm | Good color selection, good flexibility, economical | Indoor panels, signage, appliances |
| PVDF | Polyvinylidene Fluoride | 20–25 μm | Excellent UV resistance, weather resistance, color retention | Exterior cladding, roofing, facades |
A typical coated structure may include chemical pretreatment + primer + top coat, with an optional back coat on the reverse side for additional protection.
Technical Specifications
Actual supply ranges depend on manufacturer capability, but the following are common commercial specifications.
| Parameter | Typical Range |
|---|---|
| Product form | Coil, sheet, strip |
| Thickness | 0.20–3.00 mm |
| Width | 30–1600 mm |
| Coil inner diameter | 150 mm, 300 mm, 405 mm, 505 mm |
| Coil weight | 1–5 tons or custom |
| Top coating thickness | 14–25 μm |
| Back coating thickness | 5–10 μm |
| Color | RAL, Pantone, custom sample |
| Surface finish | Glossy, matte, embossed, brushed, plain |
| Protective film | Optional |
| Tolerance | According to agreed standard or customer requirement |
Mechanical Properties of 1060 Aluminum
Typical values vary by temper and thickness. The table below shows common reference ranges.
| Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|
| O | 60–95 | ≥ 15 | 20–35 |
| H14 | 95–135 | ≥ 75 | 3–12 |
| H16 | 110–145 | ≥ 85 | 2–10 |
| H18 | 125–165 | ≥ 105 | 1–6 |
These values are for general guidance and should be confirmed against mill test certificates for critical projects.
Implementation Standards
Painted aluminum coils and sheets are commonly produced and tested according to international or regional standards.
| Standard Category | Common Standards |
|---|---|
| Aluminum alloy designation | ASTM B209, EN 573, GB/T 3880 |
| Coated aluminum product | EN 1396, ASTM coating-related requirements, GB/T coated aluminum standards |
| Chemical composition | ASTM / EN / GB corresponding alloy standards |
| Mechanical properties | ASTM B209, EN 485 |
| Paint performance tests | Salt spray, impact, T-bend, pencil hardness, gloss, adhesion tests |
| Color evaluation | RAL standard, colorimeter inspection, Delta E control |
Typical Coating Performance Data
| Test Item | PE Coating | PVDF Coating |
|---|---|---|
| Pencil hardness | HB–2H | HB–2H |
| Adhesion | Grade 0 or better | Grade 0 or better |
| Impact resistance | ≥ 20–50 kg·cm | ≥ 20–50 kg·cm |
| T-bend | 1T–3T | 1T–3T |
| Gloss tolerance | Within agreed range | Within agreed range |
| Salt spray resistance | Good | Very good |
| Outdoor durability | Moderate | Excellent |
Processing and Fabrication Advantages
Painted PPAL 1060 is highly suitable for downstream processing. Because the alloy is soft and ductile, it can be used in:
- Bending and folding
- Roll forming
- Stamping
- Slitting
- Shearing
- Laminating
- Profiling
The painted surface also reduces the need for post-finishing, saving labor and improving production efficiency. To maintain coating quality during fabrication, users should control roller pressure, bend radius, and tool cleanliness.
Why Customers Choose Painted 1060 PVDF and PE Aluminum
| Customer Need | Product Benefit |
|---|---|
| Long-lasting exterior finish | PVDF coating offers strong UV and weather resistance |
| Cost-effective decorative material | PE coating provides attractive color at lower cost |
| Easy fabrication | 1060 alloy has excellent ductility |
| Lightweight replacement for steel | Aluminum lowers structural load |
| Stable appearance in mass production | Coil coating ensures uniform color and gloss |
| Corrosion resistance in humid environments | Aluminum base and coating work together for protection |
