Ifilimu yokusonga ifumaneka ngobukhulu nobubanzi obahlukeneyo ukuze ihlangabezane neemfuno ezahlukeneyo zokusonga kunye neentlobo zeempahla.
Ubukhulu budla ngokubonakaliswa kwii-microns okanye kwi-gauge, kwaye ubukhulu befilimu eyoluliweyo obuqhelekileyo yi-12-30 microns(μm) okanye i-50 gauge – 120 gaude.
Ububanzi buhlala buphakathi kwe-12 ukuya kwi-20 intshi (30 ukuya kwi-50 cm) kwaye bunokulungiswa ngokweemfuno ezithile.
Ubukhulu:
Ubukhulu obahlukeneyo bunika amanqanaba ahlukeneyo okuqina kunye nokhuseleko.
Iifilimu ezityebileyo, ezifana ne-20-35 μm (80-140 gauge), zifanelekile kwizinto ezinzima okanye ezibukhali, zibonelela ngokumelana nokubhoboza okuphuculweyo, ifilimu eyivumela ukuba ikwazi ukusingatha imithwalo enzima.
Iifilimu ezincinci, ezifana ne-10-15 microns (40-90 gauge), zilungele izinto ezikhaphukhaphu okanye xa ixabiso lisetyenziswa kakhulu.
Ububanzi:
Ifilimu eyoluliweyo iza ngobubanzi obahlukeneyo, ngesiqhelo i-12 intshi (30 cm) ukuya kwi-20 intshi (50 cm).
Ukukhetha ububanzi kuxhomekeke kubukhulu kunye nobukhulu bezinto ezisongiweyo.
Khetha ububanzi obubanzi xa upakisha izinto ezinkulu okanye ezinkulu ukuze zigqunywe ngcono kwaye zihlale ixesha elide.
Indlela Yokubala Iinkcukacha Zefilimu Eyoluliweyo Ezifunekayo
| Ukubala Ubunzima | Ukubalwa koBude |
| Ubunzima = Ubude (m) * ubukhulu (um) * ububanzi (cm) * 0.918 | Ubude = Ubunzima(kg) / ubukhulu(um) / ububanzi(cm) / 0.918 |
| Nika Umzekelo: | |
| Ubude obuyi-550m, ubukhulu obuyi-22um, ububanzi obuyi-50cm, ubunzima bumalunga ne-5.5 kgs. (550*0.022*0.5*0.918=5.5) | |
| Ubunzima obuyi-3 kgs, ubukhulu obuyi-22um, ububanzi obuyi-50CM, ubude bumalunga ne-297m. (3/0.022/0.5/0.918=297) | |












