Taw qhia rau Biaxially Oriented Polypropylene (BOPP) Zaj duab xis

Biaxially oriented polypropylene (BOPP) zaj duab xis feem ntau yog ntau- txheej co-extruded zaj duab xis uas tsim los ntawm thawj co-extruding polypropylene granules rau hauv ib daim ntawv thiab ces ncab nws nyob rau hauv ob qho tib si longitudinal thiab transverse cov lus qhia.

Vim yog molecular orientation uas tshwm sim los ntawm cov txheej txheem stretching, zaj duab xis nthuav tawm zoo heev lub cev ruaj khov, txhua yam muaj zog, thiab roj barrier zog, nrog rau siab transparency thiab gloss; nws kuj yog tawv thiab hnav -resistant. Dav siv rau kev luam ntawv, nws feem ntau nyob rau hauv thickness ntawm 20 mus rau 40 μm, nrog rau 20 μm specification yog feem ntau.