PPGI ni impfunyapfunyo yicyuma cyateguwe mbere, ikoresha galvanised nka substrate.Nyuma yo kwisuzumisha hejuru (kuvura imiti no kuvura imiti), ubuso bwatwikiriwe nigice cyangwa ibice byinshi byo gutwikira, binyuze muguteka no gukira, hanyuma bigahinduka PPGI.
Filime irangi dushobora gukora 10-30microns.Hejuru ya firime yo gusiga irangi, igihe kirekire cyubuzima bwibara.
Ibikoresho byo gushushanya ni PE, SMP, HDP, PVDF, ects.