1. Pre-painted Color Coated Aluminum Coil:
- Applications: Building facades, roofing, ceilings, curtain walls,
interior decoration, signage, and packaging.
- Advantages: Ideal for applications where lightweight, corrosion
resistance, and aesthetic flexibility are crucial.
2. Color Coated Steel Coil:
- Applications: Roofing, wall cladding, automotive components,
appliances, and industrial equipment.
- Advantages: Preferred in applications requiring high structural
strength and durability, such as industrial and construction
projects.
3. Conclusion
Pre-painted color coated aluminum coils and color coated steel
coils both offer unique benefits suited to different applications.
Aluminum coils are ideal for applications where lightweight,
corrosion resistance, and aesthetics are paramount. In contrast,
steel coils provide superior strength and durability, making them
suitable for more demanding structural applications. Understanding
these differences is crucial for selecting the right material for
specific needs and environments.
Type | Adhesion | Color Range | Durability | UV Resistance | Heat Resistance | Formability | Cost | Typical Applications |
|---|
| Polyester (PE) | Good | Wide | Good | Medium | Medium | High | Low | General building materials, interior decoration, appliances |
| Silicone-Modified Polyester (SMP) | Good | Wide | High | High | High | Medium | Medium | Building panels, roofing, exterior applications |
| High-Durability Polyester (HDP) | Excellent | Wide | Very High | Very High | Medium | High | Medium | High-end architectural panels, roofing |
| Polyvinylidene Fluoride (PVDF) | Excellent | Limited | Excellent | Excellent | Medium | High | High | High-end architectural projects, commercial buildings |
Parameter | Specification Range |
|---|
Alloy Series | 1000, 3000, 5000, 6000 series |
Alloy Grades | 1050, 1100, 3003, 3105, 5005, 5052, 6061 |
Temper | H14, H24, H16, H26, H18, H28 |
Thickness | 0.2mm - 1.5mm |
Width | 800mm - 1600mm |
Coil Weight | 2.5 tons - 3.0 tons |
Coil Diameter | Inner: 150mm, 405mm, 505mm; Outer: 1200mm |
Coating Type | PE (Polyester), PVDF (Polyvinylidene Fluoride), SMP (Silicone
Modified Polyester) |
Coating Thickness | Top: 15-30 microns; Back: 5-20 microns |
Color | RAL Colors, Custom Colors |
Surface Treatment | Mill Finish, Anodized, Brushed, Embossed |
Protective Film | With or without protective film |
Standard | ASTM, EN, JIS |
Gloss | 20%-80% |
Surface Quality | Smooth, no visible defects |
Corrosion Resistance | Excellent (particularly in marine and industrial environments) |
Thermal Reflectivity | High |
Environmental Impact | 100% Recyclable |
Applications | Construction, Automotive, Aerospace, Household Appliances,
Packaging |
4. Export Packages :
The export packaging of color-coated aluminum coils typically
includes several types to ensure safe and secure transportation.
Here are the common packaging methods:
1. Wooden Pallets:
- Coils are placed on sturdy wooden pallets.
- The pallets provide a stable base for handling and shipping.
- Often used for loading multiple coils together.
2. Wooden Cases or Crates:
- Coils are enclosed in wooden cases or crates.
- Provides full protection against physical damage during
transportation.
- Suitable for long-distance and international shipping.
3. Steel Strapping:
- Coils are secured with steel straps.
- Ensures the coils are tightly bound to prevent shifting.
- Commonly used in combination with other packaging methods.
4. Plastic Film Wrapping:
- Coils are wrapped in plastic film.
- Protects against moisture, dust, and other environmental factors.
- Often used as an additional layer of protection within wooden
cases or on pallets.
5. Edge Protectors:
- Protects the edges of the coils from damage.
- Can be made of plastic, cardboard, or metal.
- Typically used in combination with strapping and film wrapping.
6. Vapor Corrosion Inhibitor (VCI) Paper:
- Coils are wrapped in VCI paper.
- Provides additional protection against corrosion.
- Particularly useful for sea shipments where moisture is a
concern.
