Na mgbakwunye na a na-eji mmanụ amịpụta, mpụta nke mkpuchi mmanụ nwekwara ike iji dị ka pipeline maka ibugharị akụrụngwa. Iji welie mma nke mkpuchi mmanụ, njikọ ọ bụla na usoro mmepụta dị mkpa karịsịa, karịsịa njikwa okpomọkụ n'oge oge, nke a ghaghị ịgbaso ya nke ọma. Ijikwa ụkpụrụ. Nọmalị, mmanụ ụgbọala casing adopts a sub-okpomọkụ quenching usoro kama ndị nkịtị quenching usoro, n'ihi na ndị nkịtị quenching usoro ga-ahapụ a nnukwu ego nke mpụta ihe nrụgide n'ime workpiece, si otú ịgbasa brittleness na-eme ka ụdi nhazi obere adaba. Nkwụsị okpomọkụ dị n'okpuru bụ iji gbochie oke mgbakasị nke mkpuchi mmanụ na-emetụta usoro na-esote. Ụzọ isi ọrụ bụ ibu ụzọ họrọ okpomọkụ ọkụ maka nkwụsị okpomọkụ, na-emekarị n'etiti 740-810 Celsius, na oge ikpo ọkụ na-adịkarị ihe dịka nkeji iri na ise. Mgbe emenyụchara, a na-eme iwe ọkụ. Oge ikpo ọkụ maka iwe ọkụ bụ nkeji iri ise, na okpomọkụ kwesịrị ịdị 630 Celsius. N'ezie, ụdị ígwè ọ bụla nwere okpomọkụ okpomọkụ na oge n'oge ọgwụgwọ okpomọkụ. Ọ bụrụhaala na ọ nwere ike melite arụmọrụ nke workpiece, mgbe ahụ, ọgwụgwọ okpomọkụ na-enweta nzube ahụ.

Ọgwụgwọ okpomọkụ bụ usoro kachasị mkpa na nhazi nke mkpuchi mmanụ. Ma arụmọrụ na àgwà nke ngwaahịa emechara nwere ike izute ụkpụrụ dabere na nsonaazụ ọgwụgwọ okpomọkụ. Ya mere, onye nrụpụta ọ bụla nwere ihe siri ike chọrọ maka usoro ọgwụgwọ okpomọkụ ma ghara ileghara ya anya. Mgbe ụfọdụ enwere ike iji quenching na-ekpo ọkụ na-emenyụ ọkụ. Ịkwụsị okpomọkụ dị ala nwere ike wepụ nrụgide fọdụrụnụ nke mkpuchi mmanụ. Ọ bụghị nanị na-ebelata ogo deformation nke workpiece mgbe quenching kamakwa Filiks mmanụ casing n'ime akụrụngwa ọzọ dabara adaba n'ihi na mgbe e mesịrị Filiks. Ya mere, ihe ndị a rụzuru ugbu a nke mkpuchi mmanụ enweghị ikewapụ na ọgwụgwọ okpomọkụ. Ebe ọ bụ na ewebatala usoro ọgwụgwọ okpomọkụ, ma ọ bụ mmetụta siri ike, arụ ọrụ mgbochi mbibi, ma ọ bụ ike nkwụsị nke mkpuchi mmanụ, enweela ọganihu dị ukwuu. melite.