I-Ppgi Steel Coil isifinyezo sensimbi ependwe kusengaphambili, isebenzisa uthayela njenge-substrate.Ngemuva kokwelashwa kwangaphambili (ukususwa kwamakhemikhali kanye nokwelashwa kokuguqulwa kwamakhemikhali), indawo engaphezulu embozwe ngesendlalelo noma izendlalelo ezimbalwa zokumboza, ngokubhaka nokwelapha, bese iba yi-PPGI.
Ifilimu kapende esingayenza 10-30microns.Lapho ifilimu kapende iphakeme, iba yinde impilo yesevisi yombala.
Izinto zokupenda zensimbi yekhoyili ependiwe kabusha yi-PE, SMP, HDP, PVDF, ects.