Ifilimu yokwelula iyatholakala ngobukhulu nobubanzi obuhlukene ukuze ihlangabezane nezidingo ezahlukene zokusonga kanye nezinhlobo zezimpahla.
Ubukhulu buvame ukuvezwa ngama-micron noma i-gauge, kanti ubukhulu obujwayelekile befilimu yokwelula bungama-micron angu-12-30 (μm) noma ama-gauge angu-50 – 120.
Ububanzi buvame ukuba phakathi kwamasentimitha angu-30 kuya kwangu-50 (amasentimitha angu-12 kuya kwangu-20) futhi bungenziwa ngokwezifiso ngokwezidingo ezithile.
Ubukhulu:
Ubukhulu obuhlukene bunikeza amazinga ahlukene amandla kanye nesivikelo.
Amafilimu aqinile, njenge-20-35 μm (80-140 gauge), afaneleka ezintweni ezisindayo noma ezicijile, ahlinzeka ngokumelana okuthuthukisiwe kokubhoboza, ifilimu eliyivumela ukuthi ikwazi ukusingatha imithwalo esindayo.
Amafilimu amancane, njengama-micron angu-10-15 (40-90 gauge), afaneleka kakhulu ezintweni ezilula noma lapho ukusetshenziswa kahle kwezindleko kubekwa phambili.
Ububanzi:
Ifilimu yokwelula iza ngobubanzi obuhlukahlukene, ngokuvamile kusuka kumasentimitha angu-30 kuya kwangu-50.
Ukukhetha ububanzi kuncike kusayizi nobukhulu bezinto ezisongwayo.
Khetha ububanzi obubanzi uma upakisha izinto ezinkulu noma ezinkulu ukuze uthole ukumbozwa okungcono kanye nokuqina.
Indlela Yokubala Imininingwane Edingekayo Yefilimu Yokwelula
| Ukubalwa Kwesisindo | Ukubalwa Kobude |
| Isisindo = Ubude (m) * ubukhulu (um) * ububanzi (cm) * 0.918 | Ubude = Isisindo(kg) / ukujiya (um) / ububanzi (cm) / 0.918 |
| Nikeza Isibonelo: | |
| Ubude obungu-550m, ubukhulu obungu-22um, ububanzi obungu-50cm, isisindo singama-5.5 kg. (550*0.022*0.5*0.918=5.5) | |
| Isisindo esingu-3 kg, ubukhulu obungu-22um, ububanzi obungu-50CM, ubude bungaba ngu-297m. (3/0.022/0.5/0.918=297) | |












