Ezinqubweni zokukhipha ipulasitiki — kungakhathaliseki ukuthi ukukhiqiza amapayipi, amaphrofayili, ama-pellet, noma izembozo zekhebula — ukufeza ikhwalithi yomkhiqizo ehambisanayo kudinga okungaphezu nje kokushisa okulungile kanye nomklamo wezikulufo. Ingxenye eyodwa evame ukunganakwa kodwa ebalulekile yiphampu ye-vacuum.
Ngesikhathi sokukhipha, izinto zokusetshenziswa zepulasitiki ziyashiswa zibe sesimweni sokuncibilika. Le nqubo ikhipha umswakama, umoya ovalelekile, ama-monomer, ama-oligomer, nezinye izinto eziguquguqukayo. Uma la magesi ehlala ekuncibilikeni, adala amabhamuza, amaphutha ebusweni (ngokuvamile abizwa ngokuthi "imicu yesiliva"), kanye nezikhala zangaphakathi. Umphumela uba umkhiqizo obuthakathaka, ongabukeki kahle owehluleka amazinga ekhwalithi. Iphampu ye-vacuum ixazulula lokhu ngokudala ingcindezi engemihle endaweni yokukhipha igesi yomkhiphi, isusa njalo ukungcola okuguquguqukayo futhi iqinisekise ukuncibilika okujiyile, okufanayo.
Kodwa-ke, umfudlana wegesi okhishwe awuhlanzekile neze. Ngokuvamile uqukethe uthuli lwepulasitiki, izinhlayiya zekhabhoni ezonakele, inkungu kawoyela, ngisho nezinsalela ze-tarry ezinamathelayo ezivela ekuboleni kokushisa. Uma lokhu kungcola kudonswa ngqo kuphampu ye-vacuum, imiphumela iba mibi kakhulu. Amaphampu e-rotary vane ahlushwa izinhlelo zikawoyela ezivalekile kanye nama-vane abanjwe. Amaphampu ezikulufo ezomile abhekana nokuguguleka kwe-rotor kanye nomonakalo wokumboza. Kunoma yikuphi, ukusebenza kwephampu konakala ngokushesha, ngokuvamile phakathi kwamasonto noma ngisho nezinsuku.
Yilapho iphampu ye-vacuum esezingeni eliphezulu itholakala khonaisihlungiiba yinto ebaluleke kakhulu. Uma ifakiwe phakathi kwe-extruder kanye nephampu, isihlungi sibamba izinhlayiya eziqinile kanye nama-aerosol ngaphambi kokuba zibangele umonakalo wangaphakathi. Uhlelo lwesihlungi oluklanywe kahle luvikela izingxenye ezihambayo zephampu, lugcina amazinga e-vacuum azinzile, futhi lwandisa kakhulu impilo yesevisi.
Kubasebenzi bezintambo zokukhipha i-extrusion, ukukhetha kulula: sebenzisa izintambo ezingavikelekile bese ubhekana nokwehluleka kwephampu njalo, noma utshale imali kuzoukuhlunga okufanelefuthi ujabulele ukukhiqizwa okuthembekile nokuqhubekayo. Isihlungi sibiza ingxenye encane yephampu esivikelayo — kodwa senza umehluko omkhulu phakathi komugqa onzima nomugqa osebenza kahle. Phela, ukukhipha okuthembekile kuqala nge-vacuum ehlanzekile.
Isikhathi sokuthunyelwe: Meyi-05-2026
