Kuringaniza-icyerekezo twin-screw sisitemu yo gukuramo:
Umuyoboro, silinderi ifata "kubaka blok" imiterere, hamwe no guhinduranya neza, icyo gice cyo guhindura nabi icyo gice, ntabwo kijyanye na cone inshuro ebyiri mugihe cyose hari inenge nke yo gusimbuza imizi yose.Irashobora guhuzwa uko bishakiye ukurikije tekinoroji itandukanye yo gutunganya ibikoresho;Guhitamo silinderi yicyuma cya nitride, ibikoresho bya bimetallic, birwanya kwambara, Kurwanya ruswa, kuramba kwa serivisi;Ikintu cyinsanganyamatsiko gihitamo icyuma cya nitride, ibyuma byihuta cyane, hamwe nubuhanga budasanzwe bwo gutunganya, kugirango tumenye amenyo asanzwe yumurongo wakazi