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Prepainted Galvalume Sheet
Prepainted Galvalume Sheet
Prepainted Galvalume Sheet (PPGL Sheet) is engineered for superior performance. Combining a high-performance aluminum-zinc alloy coating with durable decorative paint finishes, it offers an unmatched trifecta of benefits: superior corrosion resistance, excellent formability, and high aesthetic appeal.
Manufactured through advanced continuous coil coating processes, these sheets are the ideal solution for protecting and beautifying a variety of exterior applications, including roofing, cladding, garage doors, and architectural accents.
At Zhaojian Steel, we empower your projects by providing PPGL sheets in a wide range of colors, sizes, and coating types. This customization ensures our prepainted galvalume sheets deliver long-lasting, reliable performance even in the harshest environments, such as challenging coastal or intense industrial areas.
Product Specifications
| Item | Specification |
| Base Metal | Galvalume Steel (Al-Zn coated steel) |
| Standard Grades | ASTM A792, JIS G3321, EN 10346, GB/T 14978 |
| Coating Type | AZ50 – AZ150 (50–150 g/m²) |
| Paint Coating System | PE, SMP, HDP, PVDF |
| Top Coating Thickness | 10–25 μm |
| Back Coating Thickness | 5–10 μm |
| Sheet Thickness | 0.12 mm – 1.5 mm |
| Sheet Width | 600 mm – 1250 mm |
| Color Options | RAL Standard Colors or Customized |
| Surface Finish | Matt / Glossy / Wrinkle / Printed (Wood/Marble) |
| Zinc-Aluminum Ratio | Approx. 55% Al, 43.5% Zn, 1.5% Si |
| Edge Condition | Mill Edge / Slit Edge |
| Length | Customized or Coil Form |
| Forming & Processing | Suitable for bending, rolling, stamping |
| Packing | Standard Export Seaworthy Packing with Straps |
| MOQ | 10 MT standard; sheet-based pricing, customization |
| Certifications | ISO 9001, SGS, BV, CE (on request) |
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More Details
Advantages
- High surface flatness with excellent appearance and consistent color quality.
- Strong corrosion resistance, suitable for coastal and high-humidity environments.
- Good weatherability, resistant to UV rays, fading, and chalking.
- No need for slitting or recoiling; lightweight and easy to install, offering greater cost-efficiency.
- Environmentally friendly and recyclable; most materials can be reused.
- Supports flexible ordering with small batch sheet pricing or bulk tonnage orders.
Applications
Corrugated sheets, roofing panels, wall panels, and building envelope systems.
Industrial plants, warehouses, and exterior walls of public buildings.
Appliance casings, transportation containers, office furniture, advertising boards, greenhouse structures, and more.
Processing Services
Slitting and Cutting: Sheets can be slit into narrower coils or cut into specific lengths to simplify handling and installation.
Protective Film Application: Optional protective films can be laminated onto the painted surface to prevent scratches during transportation and fabrication.
Printing and Embossing: Decorative patterns like wood grain, marble, or textured finishes can be added using printing or embossing methods to improve visual appeal.
Cold and Hot Bending: The sheets are suitable for cold forming processes such as bending, roll forming, and profiling, allowing for the production of corrugated panels, roofing sheets, and structural profiles.
Punching and Stamping: Custom perforations and shapes can be made for specific architectural or industrial uses.
These services guarantee that prepainted galvalume sheets are customized accurately to customer specifications, reducing waste and enhancing installation efficiency.
