Moyo wautumiki wa masamba a carbide ndi wautali kwambiri kuposa wa chitsulo cha carbon ndi chitsulo chothamanga kwambiri. Mavuto ena ayenera kutsatiridwa pakugwiritsa ntchito kukonza moyo wodula.Kuvala kwa tsamba la macheka kumagawidwa m'magawo atatu. Aloyi yolimba yomwe yangonoleredwa ili ndi siteji yoyamba yovala, ndiyeno imalowa mu siteji yamba yopera. Pamene kuvala kufika mlingo winawake, lakuthwa kuvala.

Pali masamba ozungulira ozungulira omwe mungasankhe, masamba okhala ndi mano ambiri ndi masamba okhala ndi mano ocheperako, masamba opanda mano ngati mkombero wopitilira, masamba okhala ndi zikwapu zazikulu ndi nkhwangwa zopyapyala, zokhala ndi ngodya zosokoneza komanso zowoneka bwino, ndi masamba onse. -cholinga, chomwe chingakhale chosokoneza..

Makina ocheka zitsulo amatha kugawidwa kukhala macheka, macheka amagulu, ndi macheka ozizira..

Kuwuluka ozizira macheka tsamba ndi osiyana ndi chikhalidwe otentha mikangano macheka tsamba. Cold saw tsamba akuzungulira pa liwiro otsika ndi otsika phokoso..