Okubizwa ngokuthi ukwehluleka kwe-forging die kubhekisela ekufeni kwe-forging ayikwazi ukulungiswa ukuze kubuyiselwe umsebenzi wayo wokusebenzisa umonakalo, okungukuthi, okubangelwa umonakalo noma izidumbu zefa elivame ukushiwo.Ngenxa yokuthi idlala i-die chamber yomsebenzi we-forgings, ithintana ngqo ne-billet eshisayo, ithwala umsebenzi wokushisa kohlobo lwe-impulse, kanye nemishini yokubumba esetshenziswa ngaphansi komthwalo ophezulu womthelela wamandla kanye nokugezwa kwensimbi okungenalutho futhi kuhlobise indima i-ejenti eshelelayo kanye neminye imithombo yezindaba yezemvelo, ekubunjweni kwe-metallurgy kanye nokucutshungulwa kwekhwalithi kanye nezimo ezijwayelekile zokusebenza, ukukhwabanisa kwefa elilimele noma elicekeleke phansi Iningi lenzeka ekamelweni lokufa, ngakho-ke, ukwehluleka kokwenza ukufa ngokuyinhloko kuyifayela legumbi lesikhunta manje elingakwazi' t ukulungisa indlela yokubuyisela ukukhiqizwa kwamakhono afanelekayo wokubumba.