Fetereza yekurongedza bhegi, mana-side sealing aluminized packaging bhegi, zvirinani kuchengetedzwa kwechigadzirwa, zvisiri nyore kuunganidza, pasina kurasikirwa nekubudirira kwefetereza, mana-side sealing yekuisa chisimbiso bhegi, kunze kwekuisa chisimbiso pamigumo yese, divi rinotora nzira. yechina-mativi kupisa chisimbiso, iyo inowedzera mukati meiyo vhoriyamu yekurongedza bhegi.