roofing sheet manufacturer in China

Prepainted galvanized steel coil/PPGI:

1.PPGI (Prepainted galvanized steel coils)

PPGI is made by cold rolled steel sheet and galvanized steel sheets as baseplate,through the surface pretreatment (degreasing,cleaning,chemical conversion processing),coated by the method of continuous coatings (roller coating method), and after roasting and cooling.

PPGI is light,beautiful and has good corrosion resistant performance, can be directly processed also,ppgi provides the construction,shipbuilding,vehicle manufacturing,furniture industry,and electrical industry a new material,while PPGI has good effects on the areas of replacing wood with steel,efficient construction,energy saving,prevent pollution,etc.