Inqubo yokukhiqiza eyinhloko yeipayipi yensimbi ephezulu yokucindezela: Ukushisa kwe-billet, i-tube ene-perforated, isandiso sepayipi.

Ukugingqika kwepayipi lensimbi elinomfutho ophezulu, usayizi wamapayipi, ipayipi elinciphisa, ukupholisa kanye nensimbi yokuqedela noma kungathiwa insimbi enezimbobo ezinezimbobo ezishisayo ezishisayo zigoqeka zifutha ikhanda zisike imikhiqizo yokupakisha edonsa ikhabhoni evuthayo ekhiqiza ipayipi lensimbi elingenamthungo indlela ehlanganisa: sibe nesitendi sokugaya sogayo esiningi, ekucushweni ngakunye okuhlukene kokugoqa okuningi okulandelanayo kwesigayo se-mandrel, kumshini wokukhiqiza onjalo wokugingqa wepayipi lensimbi elingenamthungo Ngemva kokubili kokuma ekupheleni kwesistimu ngayinye ye-eksisi, ukujiya kodonga kukalwa ipayipi isiqondiso circumferential ngemva kokugingqika on the multi-iphuzu, ngokusekelwe umphumela isilinganiso, okungenani lawula mandrel isigayo sokugcina rolling roll esiteshini isisekelo , ngakho ukungalingani odongeni ukujiya ubuncane.

Ukugcinwa kwepayipi lensimbi elinengcindezi ephezulu kulula kakhulu, inqobo nje uma ishubhu elingaphakathi elinezinsalela ze-ejenti yokuhlanza njengomjikelezo wokugeza i-methanol njalo emuva naphambili, kuze kube yilapho kunqunywa ngemuva kokuhlanza, bese uhlanza i-ejenti yokuhlanza kanye, ithubhu Okungcono kakhulu ukushiya amanye ama-ejenti okuhlanza, ukuvimbela umcimbi ukuthi ungahlanzeki, futhi ukhiqize i-plug tube.Lapho ipayipi lokucindezela okuphezulu linqatshelwe ngokuqinile iphakethe eligoqiwe noma ama-degree angama-90 noma lilenga eduze.