Coated Q235 Metal 1.2mm Corrugated Steel Roofing Sheets

PPGI, which refers to Pre-painted iron steel. While PPGL stands for Pre-painted galvalume steel. Both of those steel variants also are known by the name of color coated steel within the industry.

So, what’s the difference between PPGI Steel Coil and PPGL Steel Coil? Below we'll show you a solution .

The primary difference between the 2 sorts of steel coil is within the coating applied to every variant. PPGI or pre-painted iron steel coil is evenly covered with a layer of zinc. The zinc coating provides anodic protection to the bottom material, prolonging the product’s service life.

PPGL or pre-painted galvalume steel coil, on the opposite hand, is coated with a mixture of aluminum, zinc and other trace elements. the standard composition of galvalume coating is 55% aluminum, 43.4% zinc and 1.6% trace elements.