kev cai nrog qhov rais Resealable sawv ntsug zippered hnab yas

Lub hnab sawv ntsug yog ib daim ntawv ntim khoom tshiab, uas muaj qhov zoo ntawm kev txhim kho cov khoom zoo, ua kom pom tseeb ntawm cov txee, yooj yim nqa, khaws cia tshiab thiab kaw.

Lub hnab sawv ntsug feem ntau yog ua los ntawm cov qauv PET / PE, thiab nws kuj tuaj yeem muaj 2-txheej, 3-txheej thiab lwm yam khoom siv. Nyob ntawm cov khoom yuav tsum tau ntim, ib txheej tiv thaiv oxygen kuj tseem tuaj yeem ntxiv los txo cov pa oxygen permeability thiab ua kom cov khoom thiab lub txee lub neej ntev.

Lub hnab zippered sawv ntsug tuaj yeem rov kaw thiab qhib dua. Vim tias lub zipper kaw thiab muaj kev sib khi zoo, qhov no yog qhov tsim nyog rau kev ntim cov kua thiab cov tshuaj volatile. Raws li ntau txoj kev sib khi ntug, nws muab faib ua plaub ntug sib khi thiab peb ntug sib khi. Thaum siv, nws yog qhov tsim nyog los rhuav cov ntug banding, thiab tom qab ntawd siv lub zipper kom ua tiav kev sib khi thiab qhib dua. Kev tsim kho tshiab daws qhov tsis zoo ntawm lub zog sib khi ntug qis ntawm lub zipper thiab kev thauj mus los tsis zoo. Kuj tseem muaj peb tsab ntawv ntug kaw ncaj qha nrog zippers, uas feem ntau yog siv los tuav cov khoom sib dua. Cov hnab txhawb nqa tus kheej nrog zippers feem ntau yog siv los ntim qee cov khoom khov dua, xws li khoom qab zib, biscuits, jellies, thiab lwm yam, tab sis plaub-sab hnab txhawb nqa tus kheej kuj tseem siv tau rau cov khoom hnyav dua xws li mov thiab miv litter.

Tib lub sijhawm, raws li qhov xav tau ntawm kev ntim khoom, cov qauv tshiab ntawm ntau yam duab tsim los ntawm kev lig kev cai, xws li kev tsim qauv hauv qab, kev tsim kov, thiab lwm yam, lawv tuaj yeem pab cov khoom sawv tawm. ntawm lub txee kuj tseem tuaj yeem ua rau lub hom lag luam muaj txiaj ntsig zoo.