A na-enweta akwa akwa akwa akwa akwa site na mkpuchi mkpuchi dị mkpa nke metal refractory nke nwere ezigbo ihe mgbochi na-eyi n'elu igwe na-agba ọsọ (HSS) nke nwere ezigbo ike na ike site na usoro ntinye ikuku. Dị ka ihe mgbochi thermal na mgbochi kemịkalụ, mkpuchi ahụ na-ebelata mgbasa ozi ọkụ na mmeghachi omume kemịkalụ n'etiti oghere ịnya na workpiece. Ọ nwere elu elu hardness, ezigbo eyi na-eguzogide, ike chemical Njirimara, okpomọkụ na-eguzogide na ọxịdashọn na-eguzogide, obere esemokwu ọnụọgụ na thermal conductivity. Àgwà ndị dị ala, ndụ nke agụba a na-ahụ anya nwere ike ịba ụba site n'ọtụtụ ugboro ma e jiri ya tụnyere ọkpụkpụ na-enweghị mkpuchi n'oge ịcha. Ya mere, agụba nke a na-ekpuchi ekpuchi aghọwo ihe nnọchianya nke oge a na-egbutu ihe ọkụkụ.
Full elu-ọsọ ígwè saw agụba, agba bụ ọcha ígwè agba, bụ a saw agụba na-enweghị mkpuchi ọgwụgwọ, igbutu n'ozuzu na-abụghị ferrous ọla, dị ka ọla, aluminum na na.
Nitriding mkpuchi (nwa) VAPO nitriding mkpuchi elu okpomọkụ oxidation okpomọkụ ọgwụgwọ, na agba bụ ọchịchịrị nwa, mgbe chemical mmewere Fe3O4 doro kpọmkwem pụrụ iche okpomọkụ ọgwụgwọ, ihe oxide oyi akwa (Fe3O4) na-guzobere n'elu, na ọkpụrụkpụ nke oxide oyi akwa bụ ihe dị ka 5-10 Micron, elu ike ike bụ banyere 800-900HV, esemokwu ọnụọgụ: 0.65, nke a ụdị saw agụba nwere ezigbo elu ala ire ụtọ, nke na-enyere aka welie onwe-lubricating ikike nke saw agụba, na onu. na saw agụba rapaara site ihe nwere ike zere ruo n'ókè ụfọdụ. Maka ịcha ihe n'ozuzu. N'ihi teknụzụ nhazi ya tozuru etozu na arụmọrụ dị elu, ọ bụ ngwaahịa a na-ejikarị n'ahịa.
Titanium nitride mkpuchi (ọlaedo) TIN Mgbe PVD nitrogen titanium ọgwụgwọ, ọkpụrụkpụ nke saw agụba mkpuchi bụ banyere 2-4 microns, ya elu ike ike bụ banyere 2200-2400HV, esemokwu ọnụọgụ: 0.55, ọnwụ okpomọkụ: 520°C, a hụrụ The The saw agụba nwere ike ukwuu dịkwuo ọrụ oge nke ịkwọ agụba. Iji jiri njirimara ya mee ihe n'ụzọ zuru ezu, a ga-abawanye ngwa ngwa ịkpụ iji gosipụta uru ya. Ọrụ bụ isi nke mkpuchi a bụ ime ka agụba a na-ahụ anya na-eguzogide ọgwụ. N'ihi na ọnwụ nke n'ozuzu ihe, ya magburu onwe arụmọrụ nwere ike n'ụzọ dị irè dịkwuo ọnwụ ọsọ na ibelata ọnwụ.
Chromium Nitride mkpuchi (Super mkpuchi maka mkpụmkpụ) CrN mkpuchi a na-eguzogide karịsịa na adhesion, corrosion na oxidation. Ihe mkpuchi mkpuchi nke agụba a na-ahụ anya bụ 2-4 microns, ike dị n'elu: 1800HV, okpomọkụ dị ala karịa 700 ° C, na agba bụ isi awọ. Akwadoro nke ukwuu maka ịkpụ ọla kọpa na titanium, usoro mkpuchi ahụ enweghị mmetụta na gburugburu ebe obibi. Kwesịrị ekwesị maka ịcha ọla kọpa, aluminom na ihe ndị ọzọ, nke nwere njupụta mkpuchi dị elu na ike elu, na ihe esemokwu kachasị dị ala n'etiti mkpuchi niile.
Titanium aluminum nitride mkpuchi (agba) TIALN Nke a bụ mkpuchi mkpuchi mkpuchi multi-layer ọhụrụ. Mpempe akwụkwọ a na-eji mkpuchi PVD multi-layer agwọta enwetala ọnụọgụ esemokwu dị ala. Ike elu ya dị ihe dịka 3000-3300HV. ọnụ ọgụgụ esemokwu: 0.35, okpomọkụ oxidation: 450 ° C, ụdị osisi a na-ahụ anya nwere ike ime ka ebe a na-egbutu ya dị ezigbo ụtọ, na agụba ahụ na-eguzogide ọgwụ. A na-atụ aro ka igbutu ihe ndị nwere nnukwu ọsọ ọsọ na nri nri na ike nkwụsị ike karịrị 800 N / mm2, dị ka igwe anaghị agba nchara, wdg, ejiri n'okpuru ọnọdụ ọrụ siri ike.
Aluminom titanium nitride mkpuchi (nke a na-akpọ Super A mkpuchi) ALTIN Nke a bụ mkpuchi mkpuchi mkpuchi mkpuchi multi-layer ọhụrụ, ọkpụrụkpụ nke mkpuchi a bụ 2-4 microns, ike elu: 3500HV, ọnụọgụ esemokwu: 0.4, na mbelata okpomọkụ N'okpuru 900 Celsius C, a na-atụ aro ka iji ihe ndị nwere nnukwu ọsọ ọsọ na nri nri na ịcha ike ike karịa 800 N / mm2 (dị ka igwe anaghị agba nchara), ma jiri ya n'okpuru ọnọdụ ọrụ siri ike dị ka ịkpụ akọrọ. N'ihi nkwụsi ike na ezigbo nkwụsi ike nke aluminom titanium nitride mkpuchi n'onwe ya, agụba a na-ahụ anya bụ ihe na-eguzogide ọgwụ ma dị mma maka ịcha ihe niile nchara. N'ihi ọnụ ọgụgụ esemokwu ya dị ala na obere ọkụ ọkụ, ọ dabara adaba maka ịkpụ nkụ na oke ọsọ na oke okpomọkụ.
Titanium Carbonitride mkpuchi (Bronze) TICN Nke a bụ mkpuchi dabara adaba maka ihe mgbochi iyi uwe siri ike karị. Akwadoro maka ịcha ihe na ike nkwụsị karịa 800 N/mm2. Ọkpụrụkpụ nke mkpuchi bụ 3 microns, ọnụọgụ nke esemokwu: 0.45, oxidation okpomọkụ: 875 ° C, na elu hardness bụ banyere 3300-3500HV. Ọ bụghị naanị adabara ịcha ígwè na ike dị elu dị ka igwe anaghị agba nchara, ma enwere ike iji ya mee ihe maka ịcha ihe ndị dị nro dị ka nkedo ígwè, aluminum alloy, brass and copper, etc. N'ihi ya obere esemokwu ọnụọgụ na ala thermal conductivity. ọ dị mma karịsịa maka ịkpụ na nnukwu ọsọ na elu okpomọkụ akọrọ ịkpụ.
