Amagwiritsa ntchito ukadaulo wa PA silver coating.
PA siliva zomatira zomatira zikutanthauza kuti wosanjikiza siliva guluu yokutidwa pamwamba pa nsalu kuti nsalu ndi ntchito shading, sunscreen, chitetezo ma radiation ndi madzi.
Nsalu yokutidwa ndi siliva imakhala ndi mphamvu yotsekereza kuwala kwamphamvu ndi cheza cha ultraviolet.Kupaka siliva zomatira kumatha kutsekereza 80% ya kuwala kwa ultraviolet ndi ulusi wowopsa wakunja kuchokera kunja, kuteteza khungu la munthu kuti lisavulazidwe ndi kuwala kwamphamvu kwakunja, kuwotcha komanso kuteteza kapangidwe ka khungu.Nsalu yokhala ndi siliva ndi nsalu yogwira ntchito yomwe imagwiritsidwa ntchito kutsekereza kuwala kwa dzuwa m'mahema, zikwama, mahema agalimoto, zotchingira dzuwa, zophimba zochapira, zosungiramo mafakitale ndi zina zotero.
