PPGL (Pre-Painted Galvalume) and PPGI (Pre-Painted Galvanized Iron) sheets are both coated steel products used in construction and manufacturing. The main difference between the two lies in the material they are coated with. PPGL sheets are coated with a combination of aluminum and zinc, which provides enhanced corrosion resistance compared to PPGI sheets. This makes PPGL sheets suitable for use in environments where corrosion is a concern, such as coastal areas. On the other hand, PPGI sheets are coated with zinc, which provides corrosion resistance but to a lesser extent than the combination of aluminum and zinc used in PPGL sheets. In summary, the difference between PPGL and PPGI sheets lies in the type of coating they have, with PPGL offering superior corrosion resistance due to its aluminum-zinc coating.
PPGI Steel
