Imikpu mmanụ na-ekpo ọkụ: gbanye akụkụ ndị a kpochara nke ọma na mmanụ ọkụ na 80 ~ 120 ℃ maka 1 hour.Ka ngwaahịa ahụ na-ekpo ọkụ, ikuku dị na pores jikọtara na-agbasawanye.A na-achụpụ akụkụ nke ikuku.Mgbe ọ dị jụụ, ikuku nke fọdụrụ na-ebelata ọzọ, na-adọta mmanụ n'ime oghere.N'ihi na mmanụ na-ekpo ọkụ nwere ezigbo mmiri na mmanu dị elu, enwere ike itinyekwu mmanụ n'ime ngwaahịa ahụ.Ịrụ ọrụ nke usoro ntinye mmanụ dị elu karịa nke mmanụ nkịtị.

Imimi mmanụ Vacuum: Tinye ihe ndị a kpochara chara n'ime igbe oghere, mechie ma wepụ ya ruo -72 mm Hg, tinyezie mmanụ n'ime igbe ahụ, wee kpoo ya 80 ℃ maka nkeji 20 ruo 30.Ebe ọ bụ na a na-ewepụta ikuku dị na pores jikọtara nke isiokwu ahụ, mmanụ nwere ike ịbanye n'ime isiokwu n'ime nkeji 10.Usoro a nwere oke nmikpu mmanu mmanu na oke oso.

Nmikpu mmanụ nkịtị: Tinye ihe arụrụ arụ arụrụ arụrụ n'ime mmanụ (na-abụkarị mmanụ 20 ~ 30) ka ọ gbanye, mmanụ ahụ dịkwa n'okpuru ọrụ nke ike capillary nke ngwaahịa ahụ.Imikpu n'ime pores nke ngwaahịa ahụ.Usoro a nwere obere nmikpu mmanụ dị ala na ogologo oge imi mmiri, nke na-ewe ọtụtụ awa.A na-eji ya na ngwaahịa ndị nwere mmanụ dị ala.

Ụkpụrụ na-arụ ọrụ nke usoro ntinye mmanụ nke ngwaahịa metallurgy ntụ ntụ bụ na a na-agbanye mmanụ na-agbanye mmanụ na-agbanye mmanụ ma tinyezie ya na mmanụ, na ntụ ntụ ntụ ntụ na-abanye na pores nke ngwaahịa ahụ.Mgbe ogwe ahụ na-atụgharị, esemokwu na-agbanwe agbanwe na-eme na aka aka iji mee ka okpomọkụ dị;okpomọkụ nke ihe na-ebu na-ebili, na mmanụ na-agbasawanye mgbe ọ na-ekpo ọkụ;ọ na-esi na pores na-apụta na-ebunye mmanụ na-akpaghị aka n'etiti ogwe aka na aka, na ihe nkiri mmanụ a kpụrụ akpụ na-ekere òkè n'ịgba mmanụ na ibelata esemokwu.