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Pre-Stretch Wrap Filimu
Pre-stretch imapangidwa mu mtundu wokhala ndi popanda kuphatikizika. Njira zamakono zamakono ndi zipangizo zosankhidwa bwino zimatipatsa mwayi wopereka mankhwala omwe ali ndi mphamvu zambiri komanso ntchito. Mawonekedwe: Mpukutu umodzi wa filimu ya Pre-Stretch yokhala ndi makulidwe a 8 μm ndi pafupifupi 600 m zakuthupi. Pre-stretch imapangidwa ndi zigawo 13. Poyerekeza ndi filimu yotambasula yokhazikika, ndalama zomangira zimachepetsedwa mpaka 40%. Makulidwe 6-12 μm - Dzanja * M'lifupi 430*, 440, 450...
