Kraft daim ntawv hnab yog cov khoom lag luam zoo ib puag ncig thiab yog ib qho ntawm cov khoom lag luam nrov tshaj plaws hauv kev lag luam thoob ntiaj teb. Yog li vim li cas kraft ntawv hnab siv dav siv? Kraft daim ntawv hnab yog cov khoom tsis muaj tshuaj lom, tsis muaj kuab lom thiab tsis muaj kuab lom ...

Kraft daim ntawv hnab yog cov khoom lag luam zoo ib puag ncig thiab yog ib qho ntawm cov khoom lag luam nrov tshaj plaws hauv kev lag luam thoob ntiaj teb. Yog li vim li cas kraft ntawv hnab siv dav siv? Kraft daim ntawv ntim hnab yog cov khoom tsis muaj tshuaj lom, tsis muaj ntxhiab, thiab tsis muaj kuab lom, uas ua tau raws li cov qauv kev tiv thaiv ib puag ncig hauv tebchaws. Nyob rau tib lub sijhawm, kraft ntawv ntim hnab muaj lub zog siab. Nws yog pov tseg thiab tuaj nyob rau hauv ntau yam duab nrog rau cov hnab tshos tiaj tus, qhib hnab tshos, square hauv qab hnab ris thiab hauv qab hnab ris. Cov ntaub ntawv siv los ua kraft ntawv hnab yog polypropylene thiab kraft ntawv. Muaj peb hom kev xaws: ntawv rov qab, kub sealing rov qab thiab hauv qab sticking.

Kraft daim ntawv hnab yog ua los ntawm cov ntaub ntawv uas tsis muaj cov kab mob thiab muaj kev nyab xeeb siv. Tam sim no, tus nqi ntawm kev yuav kraft ntawv hnab yog tsawg heev thaum muag khoom hauv ntau lub khw. Thaum cov khw muag khoom muag muag khoom noj, kev siv lub hnab ntawv no yog qhov zoo tshaj plaws thiab nrov heev nrog cov neeg siv khoom, yog li cov neeg siv khoom txaus siab yuav cov khoom ntim rau hauv lub hnab ntawv no.