Lub khob ci xim yog ua los ntawm cov khoom siv aluminium foil nrog lub thickness ntawm 90-120 mics.Qhov saum npoo yog coated nrog cov xim sib txawv, uas enriches qhov pom kev ntawm cov khoom.Nws yog tsuas yog siv rau khob ncuav mog qab zib.Nws kuj tseem tuaj yeem siv los ua cov khoom ntim khoom muag rau lub khob ncuav mog qab zib, txuag lub sijhawm thiab nqi.Tag nrho cov qauv tuaj yeem phim cov pob tshab PET lub hau tag nrho, cov hau hom muaj xws li PET lub hau qis, siab tiaj tus PET hau, pob zeb diamond hau, lub hau dome, qee cov qauv siv tau kub translucent PP hau.Tib lub sijhawm, peb tseem tuaj yeem muab luam tawm thiab tsim cov ntawv nplaum sib txuam.