uye kuita basa rinokosha mukuumba nokuumba simbi kuva zvigadzirwa zvakasiyana-siyana. Pakati pemhando dzakasiyana-siyana dzemapumburu anoshandiswa mukugadzirisa, forged rolls, work rolls, back-up rolls uye back-up rolls ndiyo mipumburu inokosha inobata kushanda uye kunaka kwechigayo chinopisa.

Forged rollers inogadzirwa kuburikidza nemaitiro ekuumba uye kumanikidza simbi pasi pekumanikidzwa kwakanyanya, zvichikonzera dense uye yakasimba roller. Aya mipumburu anozivikanwa nekuda kwesimba rawo uye kugona kumirisana nemamiriro akanyanya ezvigayo zvinopisa, zvichiita kuti zvive zvakanaka kune mabasa anodiwa anobatanidzwa mukuita.

Mipumburu yebasa ndiyo imwe mhando yakakosha yemupumburu unoshandiswa muzvigayo zvinopisa uye zvine mutoro wekumanikidza simbi kuti iparadze nekuigadzira zvinoenderana nezvinodiwa. Aya ma roller ari pasi pemitoro yakakwira uye tembiricha, izvo zvinoda kuti ive yakanakisa kupfeka kuramba uye kugadzikana kwemafuta kuti ive nechokwadi chekuita kunoenderana.

Backup rolls inopa tsigiro uye kuenzana kumabasa rolls, kubatsira kuchengetedza kugadzikana uye kurongeka kweiyo rolling process. Mipumburu iyi yakagadzirirwa kumira nesimba guru rinoitwa panguva yekukunguruswa kwesimbi, zvichiita kuti ive chinhu chakakosha pakuona kunaka uye kurongeka kwechigadzirwa chekupedzisira.

Sezvinoratidzwa nezita racho, mapepa ekuchengetedza anopa rubatsiro rwakawedzerwa kune zvinyorwa zvebasa uye zvinyorwa zvekuchengetedza, zvichibatsira kuvandudza kushanda kwese uye kushanda kwechigayo chinopisa. Aya ma rolls akagadzirirwa kubata lateral masimba uye kuona kurongeka kwakaringana kwemamwe ma rolls, nekudaro achivandudza kuita kwese kweiyo rolling process.

Mukupfupisa, marudzi akasiyana-siyana emapumburu, anosanganisira forged rolls, work rolls, back-up rolls, uye back-up rolls, zvakakosha pakushanda kunobudirira kwechigayo chinopisa chinopisa. Zvimiro zvavo zvakasiyana uye kugona kwavo kunobatsira kuvandudza huwandu hwese, kunyatsoita uye kurongeka kwesimbi yekugadzira maitiro, zvichiita kuti ive chinhu chakakosha muindasitiri yekugadzira.