Karfe nada ppgl acronym ga prepainted galvalume karfe, shi yana amfani da galvanized aluminum mai rufi karfe a matsayin substrate.Bayan saman pretreatment (sinadaran degenreasing da sinadaran hira magani), da surface mai rufi da Layer ko dama yadudduka na shafi, ta hanyar yin burodi da kuma curing, sa'an nan ya zama PPGL.
Fim ɗin fenti wanda za mu iya yin 10-30microns.Mafi girman fim ɗin fenti, tsawon rayuwar sabis na launi.
Kayan zanen sune PE, SMP, HDP, PVDF, ects.