Cov hnab ntim rov qab tau yog cov cuab yeej ntim khoom siv dav siv hauv ntau qhov chaw, xws li ntim khoom noj, khaws cia hauv tsev, thiab ua qauv khaws cia. Cov hnab no tuaj nyob rau hauv cov ntaub ntawv sib txawv, txhua tus muaj cov yam ntxwv ntawm kev ua tau zoo, kev siv, thiab tus nqi. Yog li, cov khoom siv dab tsi muaj rau cov hnab ntim rov qab?
Polyethylene (PE) Resealable Bags
Polyethylene (PE) resealable hnab yog hom ntau tshaj plaws. Lawv yog lub teeb yuag, tsis muaj dej, noo noo- tiv taus, thiab yooj yim qhib thiab kaw. Vim lawv cov nqi qis, lawv yog qhov kev xaiv zoo tshaj plaws rau kev siv hauv tsev thiab kev lag luam. Txawm li cas los xij, lawv cov kav ntev yog qhov tsawg, ua rau lawv tsis haum rau lub sijhawm ntev - khaws cia lossis tuav cov khoom hnyav.
Polypropylene (PP) Resealable Bags
Ua los ntawm polypropylene, cov hnab no muaj lub zog siab thiab ua haujlwm kub. Lawv tsim nyog rau kev ntim khoom noj nyob rau hauv siab - qhov chaw kub, xws li microwave cua sov. Tsis tas li ntawd, lub hnab PP muaj qhov pom tseeb zoo, tso cai rau kev saib xyuas cov ntsiab lus yooj yim. Txawm li cas los xij, lawv tuaj ntawm tus nqi qis dua.
Polyester (PET) Resealable Bags
Polyester (PET) cov hnab ntim khoom rov qab yog feem ntau ua los ntawm polyester thiab muaj lub zog siab thiab ua haujlwm ntev. Lawv feem ntau yog siv rau kev ntim khoom siab -cov nqi lossis cov khoom tsis yooj yim, xws li khoom siv hluav taws xob thiab tshuaj pleev ib ce. Lub hnab PET kuj muab cov pob tshab zoo, qhia meej cov khoom hauv.
Nylon Resealable Bags
Nylon resealable hnab yog tsim los ntawm nylon thiab muaj lub zog siab thiab ua haujlwm tsis zoo. Lawv tsim nyog rau khaws cov khoom hnyav lossis ntev - khaws cov khoom xws li khaub ncaws thiab phau ntawv. Nylon hnab kuj muaj cov kua muag zoo heev, tiv thaiv cov ntsiab lus zoo. Txawm li cas los xij, lawv kuj tseem kim thiab me ntsis rhiab rau qhov chaw ntub dej.
Aluminium Foil Resealable Hnab
Aluminium foil resealable hnab yog feem ntau yog ua los ntawm txhuas ntawv ci thiab muab lub teeb zoo tshaj plaws, tshav kub, thiab oxygen barrier zog. Lawv nquag siv los ntim cov khoom noj khoom haus- xws li cov zaub mov siav thiab ncuav qab zib - pab txhawb nqa lub neej ntev. Aluminium foil resealable hnab kuj tseem muaj cov dej noo zoo heev, ua rau lawv tsim nyog rau khaws cov khoom uas raug rau cov dej noo.
Hauv cov ntsiab lus, muaj ntau yam khoom siv rau cov hnab ntim rov qab, suav nrog polyethylene, polypropylene, polyester, nylon, cov ntaub ntawv biodegradable, thiab aluminium foil. Txij li thaum lub hnab ua los ntawm cov khoom sib txawv sib txawv raws li kev ua tau zoo, daim ntawv thov, thiab tus nqi, nws yog ib qho tseem ceeb uas yuav tsum ntsuas cov yam ntxwv ntawm koj cov kev xav tau tshwj xeeb. Thaum xaiv lub hnab ntim rov qab, xav txog yam xws li nws txoj kev siv, kev ua haujlwm ib puag ncig, kev ua haujlwm ntev, thiab kev cuam tshuam ib puag ncig los xaiv cov kev xaiv uas haum rau koj cov kev xav tau.