Color coated corrugated sheets are construction materials made from metal sheets with a protective paint coating and a corrugated profile. They offer corrosion resistance, weather resistance, and an attractive finish. Their corrugated profile enhances rigidity, improves water drainage, and helps resist wind and snow loads. They are widely used for roofing and wall cladding in industrial, commercial, and residential buildings. Wanzhi Group offers PPGI and PPGL corrugated sheets with customized specifications, colors, and profiles.
Specifications
| Product Name | Color Coated Corrugated Sheets |
|---|---|
| Substrate | Prepainted galvanized / galvalume steel (PPGI / PPGL) |
| Steel Grades | DX51D, DX52D, DX53D, SGCC, S280GD, S350GD, etc. |
| Thickness | 0.12–2.0 mm |
| Width | 600–1250 mm |
| Length | Customized lengths available |
| Metallic Coating | Z30–Z275 g/m²; AZ30–AZ150 g/m² |
| Paint Coatings | PE, SMP, HDP, PVDF |
| Paint Thickness | Top: 11–35 μm; Back: 5–14 μm |
| Surface Finish | Matte, Embossed, Wrinkled, Glossy |
| Profile Types | Wavy, Trapezoidal, Tiled, Curved, etc. |
| Color | RAL colors or customer sample |
| Standards | EN, ASTM, JIS, GB |
| MOQ | 10 tons |
| Package | Standard export packaging or as per customer requirements |
Manufacturing Process of Color Coated Corrugated Sheets
Benefits of Color Coated Corrugated Sheets
- Corrosion Resistance and Durability: Protective coatings resist corrosion, fading, and surface deterioration, helping extend service life.
- Weather Resistance: Protective coatings resist weathering, while the corrugated profile promotes drainage and enhances rigidity against wind and snow.
- Lightweight and Easy Installation: Lightweight sheets reduce roof loads and are easy to handle, transport, and install.
- Solar Reflectivity: Light-colored or reflective coatings reduce solar heat absorption.
- Attractive Appearance: Various colors, finishes, and profiles suit different architectural styles.
- Easy Maintenance: The coated surface is easy to clean and requires relatively little routine maintenance.
- Recyclability: Color coated sheets can be recycled at the end of their service life, supporting resource recovery and reducing waste.
Applications
- Industrial Facilities: Factory roofs, warehouse roofs, and industrial wall cladding.
- Commercial Properties: Shopping malls, retail facilities, and commercial roofs and walls.
- Residential Roofing: House roofs, garage roofs, and exterior wall cladding.
- Prefabricated Structures: Roofing and wall cladding for prefabricated houses and modular buildings.
- Sandwich Panels: Outer facings for insulated roof and wall panels.
- Agricultural Facilities: Barns, farm sheds, and livestock shelters.
- Canopies and Carports: Parking shelters, awnings, and covered walkways.
Different Profile Types
- Trapezoidal Sheets: Feature raised angular ribs that improve sheet stiffness and promote water drainage. Commonly used for industrial roofing and wall cladding.
- Tile-Type Sheets: Mimic traditional roof tiles, providing a decorative finish for residential roofing.
- Wavy Panels: Feature smooth, rounded waves that provide a classic appearance. Commonly used for roofing, canopies, and wall cladding.
- Curved Sheets: Feature a curved shape designed for arched roofs and curved roof structures. Commonly used for canopies, halls, and other structures with curved roofing designs.
Common Thicknesses of Color Coated Corrugated Sheets
Color coated corrugated sheets are commonly available in thicknesses ranging from 0.12 mm to 0.80 mm for roofing and wall cladding applications. Thinner sheets are used for lightweight structures, while thicker sheets are commonly selected for industrial and commercial buildings.
| Sheet Thickness | Typical Building Applications |
| 0.12–0.20 mm | Lightweight wall cladding, decorative panels, and non-load-bearing applications |
| 0.20–0.30 mm | Lightweight roofing, small sheds, and temporary buildings |
| 0.30–0.40 mm | Residential roofs, garages, and small workshops |
| 0.40–0.60 mm | Commercial buildings, warehouses, and industrial roofs and walls |
| 0.60–0.80 mm | Industrial buildings, large-span roofing systems, and wall cladding requiring greater rigidity |
Color Selection for Color Coated Corrugated Sheet
- Hot Climates: White, light gray, and beige reflect more solar radiation and help reduce heat absorption.
- Cold Climates: Dark gray, brown, and dark green can absorb more solar radiation than lighter colors under similar conditions.
- Coastal Areas: White, light blue, and light gray provide a bright, clean appearance.
- Industrial Buildings: Gray, blue, and white are common choices for factories and warehouses.
- Residential Buildings: Red, brown, green, and charcoal gray complement various architectural styles.
Maintenance Tips
- Regular Cleaning: Clean with mild detergent, a soft brush, and clean water. Increase cleaning frequency in coastal or polluted areas.
- Inspect the Coating: Check regularly for peeling, cracks, scratches, and rust. Repair damaged areas promptly.
- Remove Debris: Clear leaves, dust, and bird droppings to prevent moisture retention and coating deterioration.
- Check Fasteners: Inspect screws, washers, and other fasteners for looseness, corrosion, or damage. Replace them as needed.
- Avoid Corrosive Chemicals: Prevent contact with acids, alkalis, and other corrosive substances.
- Repair Scratches: Use compatible touch-up coatings to protect exposed metal from moisture and corrosion.
- Maintain Proper Drainage: Keep drainage paths clear and prevent water from pooling on the sheets.
Packaging and Shipping
Wanzhi Group uses standard export packaging for color coated roofing sheets, including plastic film, moisture-proof paper, galvanized steel sheets, corner protectors, and wooden pallets. Customized export packaging is also available upon request, including logo marking.
We accept various international trade terms, including FOB, CIF, CFR and EXW. We coordinate customs clearance, inspection arrangements, and shipping bookings according to the agreed trade terms and order requirements to facilitate timely delivery.
Why Choose Wanzhi Group?
- Certified Management Systems: Our factory has obtained ISO 9001, ISO 14001, and ISO 45001 certifications.
- Production Facilities: Wanzhi Group operates 3 coating production lines and 2 pipe production lines.
- Production Capacity: The group has an annual production capacity of 600,000 tons.
- Quality Inspection: Our 500 m² quality inspection center is equipped with various testing instruments to support consistent product quality. We also have a sample room and offer free samples.
- Third-Party Inspection: Third-party inspections by organizations such as SGS and BV are available upon request.
- Stock and Delivery: We maintain sufficient stock of selected products for prompt delivery. Customized products typically require 5–45 working days, depending on specifications and order requirements.
- Professional Sales Team: Our experienced sales team provides product guidance and order coordination to meet customer requirements.
Related Products
Wanzhi Group operates its own factory, supplying coated metal coils, metal roofing sheets, and custom-profiled sheets with further processing services. Please feel free to contact Wanzhi Group for tailored solutions and a competitive quotation.