PPGI ichidimbu cheprepainted galvanized steel, inoshandisa galvanized se substrate.Mushure mekugadzirwa kwepamusoro (kubvisa kemikari uye kushandura kemikari kurapwa), iyo yepamusoro yakaputirwa nedhiri kana akati wandei akaturikidzana ekuputira, kuburikidza nekubika uye kurapa, yobva yave iyo PPGI.
Iyo pendi firimu yatinogona kuita 10-30microns.Iyo yakakwirira yefirimu yepende, iyo yakareba hupenyu hwebasa hwemuvara.
Iyo yekupenda zvinhu ndeye PE, SMP, HDP, PVDF, ects.