PPGI-Steelhttps://wzppgi.com/ppgi-steel, or Prepainted Galvanized Steel, is a product made through surface pretreatment (such as degreasing, cleaning, chemical conversion), continuous coating (roller coating), baking and cooling.
PPGI-Steelhttps://wzppgi.com/ppgi-steel, or Prepainted Galvanized Steel, is a product made through surface pretreatment (such as degreasing, cleaning, chemical conversion), continuous coating (roller coating), baking and cooling.