Izingxenye eziyinhloko zokusebenza kanye namathuluzi for okuqhubekayo deformation plastic of metal on aumshini wokugaya.
I-roll ikakhulukazi yakhiwe umzimba we-roll, intamo ye-roll nekhanda le-shaft.
Umzimba we-roll ingxenye emaphakathi yomqulu empeleni ebandakanyeka ekugoqeni kwensimbi.