Ifilimu eyi-0.5 mil (12.7 micron) iveliswe kusetyenziswa i-grooved-feed extruder ngesantya se-225 lb/h enobude besiqu se-7 x Die Diameter, i-4:1 Blow-Up Ratio (BUR), ububanzi be-die be-intshi ezi-6 kunye ne-0.040 intshi die gap. Iimpawu eziqhelekileyo ezichazwe apha zimele imveliso phantsi kwezi meko zokucubungula, nangona iimpawu zefilimu zinokuhluka ngokuxhomekeke kwiimeko ezithile zokuvuthela ifilimu. Ke ngoko, idatha akufuneki isetyenziswe kwiinjongo zenkcazo.
Ngaphambi kokuba usebenzise le mveliso, umsebenzisi uyacetyiswa kwaye uyalumkiswa ukuba enze isigqibo sakhe kunye novavanyo lokhuseleko kunyeukufaneleka kwemveliso kusetyenziso oluthile oluchaphazelekayo kwaye kucetyiswa ngakumbi ukuba ungaxhomekeki kulwazi oluqulethwe kuyoapha njengoko inokunxulumana nayo nayiphi na indlela ethile yokusetyenziswa okanye usetyenziso. Luxanduva lokugqibela lomsebenzisi ukuqinisekisa ukuba imvelisoifanelekile kwaye ulwazi luyasebenza kwisicelo esithile somsebenzisi. I-Chevron Phillips Chemical Company LP ayisebenziukwenza, kunye nokuchasa ngokucacileyo, zonke iziqinisekiso, kuquka iziqinisekiso zokuthengiseka okanye ukufaneleka kwenjongo ethile,nokuba kungomlomo okanye kubhaliwe, ngokuvakalayo okanye ngokungangqalanga, okanye kuthiwa kuvela kuyo nayiphi na indlela yokusetyenziswa korhwebo okanye nakweyiphi na indlelaukusebenzisa ulwazi oluqulethwe apha okanye imveliso ngokwayo. Umsebenzisi uthatha ngokucacileyo yonke ingozikunye noxanduva, nokuba lusekelwe kwisivumelwano, ityala okanye ngenye indlela, ngokunxulumene nokusetyenziswa kolwazi oluqulethwe apha okanyeimveliso ngokwayo. Ngaphezu koko, ulwazi oluqulethwe apha lunikezelwa ngaphandle kokubhekisa kuyo nayiphi na imiba yepropathi yobuchule, ngokunjalonjengeimithetho karhulumente, yephondo okanye yengingqi enokudibaniswa nayo xa isetyenziswa. Imibuzo enjalo kufuneka iphandwe ngumsebenzisi.