Ịdị mma na-ekpo ọkụbụ forging nke metal n'elu okpomọkụ nke recrystalization.
Ịbawanye okpomọkụ nwere ike imeziwanye plasticity nke metal ahụ, na-eme ka ọ dịkwuo mma n'ime ime nke workpiece, nke mere na ọ dịghị mfe ịgbawa. Okpomọkụ dị elu nwekwara ike ibelata nguzogide nrụrụ igwe, belata tonnaji nke igwe arụrụ arụ ọrụ. Ma na-ekpo ọkụ forging usoro, workpiece ziri ezi bụ ogbenye, elu adịghị ire ụtọ, forging mfe na-emepụta ọxịdashọn, decarburization na-ere ọkụ ọnwụ. Mgbe workpiece buru ibu ma buru ibu, ike ihe dị elu na plasticity dị ala (dị ka ntụgharị nke nnukwu efere ahụ, ogologo eserese nke mkpanaka ígwè carbon dị elu, wdg).na-ekpo ọkụ foringeji. Mgbe ígwè (dị ka ụzọ, tin, zinc, ọla kọpa, aluminom, wdg) nwere plasticity zuru ezu na ọnụ ọgụgụ nke nrụrụ adịghị nnukwu (dị ka n'ọtụtụ stamping nhazi), ma ọ bụ ngụkọta nke nrụrụ na usoro a na-eji arụ ọrụ. dị ka extrusion, radial forging, wdg) na-enyere aka na nrụrụ plastik nke metal ahụ, anaghị eji ọkụ na-ekpo ọkụ eme ihe, ma na-eji ihe oyi na-atụ. Okpomọkụ dị n'etiti okpomoku izizi na nkeikpeazụ forgingokpomọkụ nke ịdị ọkụ na-ekpo ọkụ kwesịrị ịdị ukwuu dị ka o kwere mee iji nweta ọrụ dị ukwuu dị ka o kwere mee site na otu kpo oku. Otú ọ dị, elumbụ forgingokpomọkụ ga-eduga oke ibu nke ọka ígwè na nhazi nke ikpo ọkụ, nke ga-ebelata àgwà nke akụkụ ndị na-emepụta ihe. Mgbe okpomọkụ dị nso na ebe mgbaze nke ígwè ahụ, ihe na-agbaze ihe na-agbaze na-agbaze na intergranular oxidation ga-eme, na-ebute oke ọkụ. A na-agbajikarị billet ndị na-ere ọkụ karịa mgbe a na-akpụ akpụ. The izugbena-ekpo ọkụ foringokpomọkụ bụ: carbon ígwè 800 ~ 1250 ℃; Alloy structural ígwè 850 ~ 1150 ℃; High ọsọ ígwè 900 ~ 1100 ℃; Aluminom alloy na-ejikarị 380 ~ 500 ℃; Titanium alloy 850 ~ 1000 ℃; Brass 700 ~ 900 ℃.

Ntu oyidị ala karịa metal recrystallization okpomọkụ nke forging, a na-akpọkarị oyi forging na ụlọ okpomọkụ, na ga-adị elu karịa ụlọ okpomọkụ, ma ọ bụghị karịa recrystallization okpomọkụ nke forging a na-akpọ na-ekpo ọkụ forging. Izi ezi nke ịkpụ ọkụ na-ekpo ọkụ dị elu, elu na-adịwanye mma na nguzogide nrụrụ abụghị nnukwu.
The workpiece kpụrụ site oyi forging n'okpuru nkịtị okpomọkụ nwere elu nkenke na udi na size, ezigbo elu, ole na ole nhazi usoro na mfe akpaaka mmepụta. Ọtụtụ akụkụ oyi na-atụ na oyi na-atụ nwere ike iji ya mee ihe dị ka akụkụ ma ọ bụ ngwaahịa na-enweghị mkpa ịkpụ. Ma n'imeoyi foring, n'ihi obere plasticity nke metal ahụ, ọ dị mfe ịgbawa n'oge nrụrụ, na nguzogide nrụrụ dị ukwuu, ya mere.nnukwu tonnaị akpụna ịpị ígwè dị mkpa.