BOPP sealing daim kab xev ua tiav cov lus qhia
BOPP sealing kab xev tshwj xeeb nrog "qhov ntev × length × thickness" uas "qhov dav" yog qhov dav ntawm daim kab xev, feem ntau hais hauv mm lossis cm, feem ntau yog ≥ 10mm, thaum ntxov li xyoo 1980s, qhov kev qhia tshwj xeeb yog: 72mm, 60mm, 50mm , 30 hli, thiab lwm yam; Tam sim no, maj mam hloov mus rau: 60mm, 48mm, 45mm, 40mm, 30mm, etc .; "ntev" rau tag nrho ntev ntawm daim kab xev qhib tom qab lub "m" lossis "yards" 0.9144m), ntev ntawm 50m, 100m, 150m, 200m, 500m, thiab lwm yam; thickness yog hais txog tag nrho cov thickness ntawm BOPP thawj zaj duab xis + kua nplaum kab (chav tsev: micron, μm), feem ntau siv 45 ~ 55μm. Xws li "50 hli × 100 m × 50 μm"
Chav tsev nqe ib yob Cov kev laij leb: Cov ntaub nplaum kev lag luam feem ntau siv cov "yuan / square meter" los laij rau daim kab xev, tom qab ntawd "daim kab xev nqe ib yob = dav (m) * ntev (m) * square price"
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