Moralo oa screw o kanna oa kenyelletsa likarolo tse fapaneng joalo ka likarolo tse kopanyang, li-grooves, kapa meralo ea litšitiso ho ntlafatsa ts'ebetso ea ho qhibiliha le ho kopanya.Likarolo tsena li thusa ho fihlela kabo e tšoanang ea polasetiki e qhibilihisitsoeng le ho netefatsa boleng bo tsitsitseng ba likarolo tse bōpiloeng.
The blow molding barrel ke cylindrical housing e koalang screw.E fana ka mocheso o hlokahalang le khatello e hlokahalang ho qhibilihisa thepa ea polasetiki.Moqomo ka tloaelo o arotsoe ka libaka tse 'maloa tsa ho futhumatsa ka taolo ea mocheso oa motho ka mong ho fihlela ho qhibiliha ho nepahetseng le ho homogenization ea polasetiki.
Moralo oa Screw: Sekoti se sebelisoang mochining oa ho bopa se etselitsoe ka kotloloho ho ntlafatsa ts'ebetso ea ho qhibiliha le ho homogenization.Hangata e telele ha e bapisoa le li-screws tse sebelisoang mekhoeng e meng ea ho lokisa polasetiki.Bolelele bo bolelele bo lumella ho etsa polasetiki e ntle le ho kopanya polasetiki e qhibilihisitsoeng.Screw e kanna ea ba le likarolo tse fapaneng, joalo ka phepelo, khatello, le libaka tsa metering, ho laola phallo le khatello ea polasetiki e qhibilihisitsoeng.
Moralo oa Barrel: Moqomo o fana ka mocheso o hlokahalang le khatello e hlokahalang bakeng sa ho qhibilihisa thepa ea polasetiki.Hangata e na le libaka tse ngata tsa ho futhumatsa tse laoloang ke li-heaters le li-sensor tsa mocheso.Hangata barrel e entsoe ka thepa ea boleng bo holimo, joalo ka tšepe e entsoeng ka nitride kapa li-alloys tsa bimetallic, ho mamella mocheso o phahameng le ho roala ho bakoang ke thepa ea polasetiki le screw.
Kalafo ea Bokaholimo: Ho ntlafatsa ho se sebetse hantle le ho tšoarella ha screw le barrel, ba ka fumana kalafo e holimo joalo ka nitriding, hard chrome plating, kapa li-coatings tsa bi-metallic.Liphekolo tsena li matlafatsa matla le ho hanyetsa ho apara, ho netefatsa nako e telele ea bophelo bakeng sa likaroloana.
Ka bobeli screw le barrel hangata li entsoe ka thepa e nang le ts'ebetso e phahameng le e hanyetsanang le kutu, joalo ka tšepe e entsoeng ka nitride kapa li-alloys tsa bimetallic.Lisebelisoa tsena li netefatsa bophelo bo bolelele le ts'ebetso, leha e ntse e sebetsana le li-plastiki tse senyang kapa tse senyang.
Tlhoekiso le Tlhokomelo: Tlhokomelo e nepahetseng le ho hloekisoa ha screw le barrel ho bohlokoa ho netefatsa ts'ebetso e nepahetseng le boleng ba sehlahisoa.Ho hloekisa kamehla ho thusa ho thibela ho bokellana ha masala kapa litšila tse ka amang ts'ebetso ea ho qhibiliha le ho bopa.Ho ka sebelisoa mekhoa e fapaneng ea ho hloekisa, joalo ka ho hloekisa ka mochini, ho hlatsoa lik'hemik'hale, kapa ho hloekisa ka metsoako ea ho hloekisa, ho ka sebelisoa.
Ka kakaretso, sekoti sa ho bopa le moqomo ke likarolo tsa bohlokoa ts'ebetsong ea ho bopa.Li sebetsa 'moho ho qhibilihisa, ho kopanya le ho etsa homogenize thepa ea polasetiki, e leng se lumellang tlhahiso e ntle ea likarolo tsa polasetiki tse se nang letho.Tlhokomelo e nepahetseng le tlhoekiso ea likarolo tsena li bohlokoa ho netefatsa ts'ebetso e nepahetseng le boleng ba sehlahisoa.