I-PPGI isifushaniso sensimbi ephendiwe ngaphambili, isebenzisa ama-galvanized njenge-substrate.Ngemuva kokwelashwa kwangaphambili (ukususwa kwamakhemikhali kanye nokwelashwa kokuguqulwa kwamakhemikhali), indawo engaphezulu embozwe ngongqimba noma izendlalelo ezimbalwa zokumboza, ngokubhaka nokwelapha.
I-PPGL iyikhoyili yensimbi ependwe ngaphambili.Isisekelo senziwa ikhoyili/ikhoyili ye-aluzinc.
Ifilimu kapende esingayenza 10-30microns.Lapho ifilimu kapende iphakeme, iba yinde impilo yesevisi yombala.
Izinto zokudweba ziyi-PE, SMP, HDP, PVDF, ects.