Akwai hanyoyi da yawa don pre-bitrit surfacement nafilastik na digo na filastik, wanda za'a iya raba shi cikin hanyar magani mai magani, hanyar mashin wuta, tsaftace hanyar magani, ko amfani da hanyar magani don inganta ƙarfin firam.

Ka'idar aiki ta hanyar jiyya ta harshen wuta ita ce bari fim ɗin fim ɗin ya wuce 10-20mm nesa da harshen wuta don haɓaka sabon kayan aikin ƙasa da canza fim ɗin. Fa'idodin farfajiyar don inganta Ingheion zuwa tawada. Ya kamata a buga kayan fim ɗin da wuri-wuri, in ba haka ba sabon wurin za a wuce shi da sauri, wanda zai shafi tasirin magani. Rashin lafiyar harshen wuta yana da wuya a sarrafa kuma yanzu an maye gurbinsu da warware matsalar Corona.

Ka'idar aikin Corona ta zubar da magani shine wuce fim ta hanyar karen wutar lantarki, wanda ke haifar da ƙarfin oscize mai ƙarfi. Bayan ionization, ions gas yana haifar da fim don ƙara ƙarfin raminning.

A lokaci guda, kwayoyin oxygen na oxygen tare da kwayoyin Oxygen don samar da ozone, wanda a ƙarshe yana ƙara yawan tashin hankali na fim ɗin filastik, wanda a ƙarshe yana ƙara yawan tashin hankali na fim ɗin da kuma adhereves.