Pre-painted galvanized steel coil (PPGI)
Pre-painted galvanized steel coils (PPGI) are steel coils that have been galvanized (coated with zinc) and then have a pre-applied paint or coating for added protection and aesthetics. This process results in a corrosion-resistant, durable material with a uniform paint finish, making it suitable for various applications like roofing, siding, and appliances.
- Galvanization: The initial galvanizing processing process provides a base layer of protection against rust and corrosion by creating a barrier between the steel and environmental factors.
- Pre-painted: A topcoat of paint is applied before the steel is formed or cut, ensuring a consistent and uniform finish.
- Durability:The combination of galvanization and paint enhances the coil's resistance to weathering, UV exposure, and other environmental stressors.
- Aesthetics: Prepainted coils offer a wide range of colors and finishes, allowing for customizable aesthetics in various applications.
- Versatility: They can be used in diverse applications, including roofing, siding, and appliances, due to their durability and aesthetic appeal.
- Construction: Roofing, siding, gutters, flashing, and other structural components.
- Appliances: Refrigerators, ovens, and other household appliances.
- Transportation: Automotive components and body panels.
- Industrial: Equipment, containers, and other industrial applications.
| Specification | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Standards | ISO,, JIS,, AS, EN, ASTM | |||||||||
| Grade | Q195, Q235 SGCC, SGCH, SGC340, SGC400, SGC440, SGC490, SGC570 SGHC, SGH340, SGH400, SGH440, SGH490, SGH540 DX51D, DX52D, DX53D, DX54D | |||||||||
| Thickness | 0.12-5.0mm | |||||||||
| Width | 90-1500mm | |||||||||
| Technical parameters | Color coating: Maximum 30um/25um ( top side/back side) T bend: OT, 1T, 2T, 3T Glossy: High, Medium, Low | |||||||||
| Paint Kind | PE, SMP, HDP, PVDF | |||||||||
| Surface Treatment | Deoiling, drying, chromate passivation, non-chromate passivation | |||||||||
| Surface Type | Noqden, Stone, High Glossy, Film, Wrinkled, Embossed, Camouflage, Printing, White Board | |||||||||
| Impact and Pencil Hardness | Impact: 9J, 12J Pencil hardness: 3H MEK: 100 times | |||||||||
| Salt spray test | 5000 hours UV test: 3500 Hours | |||||||||
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