Koyilo ya ppgi yokhala ndi utoto imatchedwanso koyilo yachitsulo yopakidwa kale (chidule cha "ppgi koyilo"), imagwiritsa ntchito malata ngati gawo lapansi.Pambuyo pa pretreatment (mankhwala degreasing ndi mankhwala kutembenuka mankhwala), pamwamba yokutidwa ndi wosanjikiza kapena angapo zigawo zokutira, kudzera kuphika ndi kuchiritsa, ndiye kukhala PPGI. Kuphatikiza pa kuteteza nthaka wosanjikiza, ❖ kuyanika organic pa nthaka wosanjikiza. imathandizira kuphimba ndi kuteteza koyilo yachitsulo yokhala ndi utoto, kuletsa koyilo yachitsulo kuti isachite dzimbiri, ndipo moyo wake wautumiki umakhala wotalikirapo nthawi 1.5 kuposa wachitsulo chamalata.
The utoto filimu kuti tikhoza kuchita 10-30microns.Kukwera kwa filimu ya utoto, kumakhala moyo wautali wautumiki wa mtunduwo.
Zojambulajambula ndi PE, SMP, HDP, PVDF, ects.
Pupolar mtundu wa prepainted zitsulo koyilo: vinyo wofiira (ral3005), wofiira lawi (ral3000), Ruby wofiira (RAL3003), Siginal ofiira (RAL 3001), Coral wofiira(RAL 3016), Magalimoto ofiira (RAL 3020)